2000 Computer MCQs PDF for Competitive Exam PDF

1 MCQs Papers Important MCQs 1. Which of the following does not affect the 5. File record length resolution of a video display image?...

1 MCQs Papers Important MCQs 1. Which of the following does not affect the 5. File record length resolution of a video display image? (a) Should always be fixed (a) Bandwidth (b) Should always be variable (b) Raster scan rage (c) Depends upon the size of file (c) Vertical and horizontal lines of resolution (d) Should be chosen to match the data (d) Screen Size characteristics. (e) None of these (e) None of these Ans : (a) Ans : (d) 2. Latency time is 6. ………….is the time required by a sector to reach below read/write heat (a) Time to spin the needed data under head (a) Seek Time (b) Latency Time (b) Time to spin the needed data under track (c) Access Time (d) None (c) Time to spin data under sector (e) None of these (d) All of these Ans : (b) (e) None of these 7. ………….is a technique of improving the Ans : (a) priority of process waiting in Queue for CPU 3. DPI stands for allocation (a) Desktop projection Ink (a) Starvation (b) Ageing (b) Dot per inch (c) Revocation (d) Relocation (c) Dot-matrix printer ink (e) None of these (d) Desktop pixel Inch Ans : (b) (e) None of these 8. A grammar for a programming language is a formal description of Ans : (b) (a) Syntax (b) Semantics 4. Databases software may be divided into (c) Structure (d) Code (a) five distinct categories (e) None of these (b) four distinct categories Ans : (c) (c) three distinct categories 9. …………is a technique of temporarily (d) two distinct categories removing inactive programs from the memory (e) None of these of computer system Ans : (c) (a) Swapping (b) Spooling Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  2 MCQs Papers (c) Semaphore (d) Scheduler (c) Prepare it for backup (e) None of these (d) Include it in the start-up sequence Ans : (a) (e) None of these 10. The memory allocation scheme subject to Ans : (b) “external” fragmentation is 14. ‘LRU’ page replacement policy is (a) segmentation (a) Last Replaced Unit (b) swapping (b) Last Restored Unit (c) pure demand paging (c) Least Recently Used (d) multiple fixed contiguous partitions (d) Least Required Unit (e) None of these (e) None of these Ans : (a) Ans : (c) 11. Virtual memory is 15. Which of the following is not a (a) simple to implement fundamental process state (b) used in all major commercial operating (a) ready systems (b) terminated (c) less efficient in utilization of memory (c) executing (d) useful when fast I/O devices are not (d) blocked available (e) None of these (e) None of these Ans : (d) Ans : (b) 16. ODBC stands for 12. Before proceeding with its execution, each process must acquire all the resources it (a) Object Database Connectivity needs is called (b) Oral Database Connectivity (a) hold and wait (c) Oracle Database Connectivity (b) No pre-emption (d) Open Database Connectivity (c) circular wait (e) None of these (d) starvation Ans : (d) (e) None of these 17. Which two files are used during operations of Ans : (a) the DBMS 13. The main reason to encrypt a file is to (a) Query languages and utilities …………… (b) DML and query language (a) Reduce its size (c) Data dictionary and transaction log (b) Secure it for transmission (d) Data dictionary and query language Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  3 MCQs Papers (e) None of these 22. Which of the following is not a transmission medium? Ans : (c) (a) telephone lines 18. A protocol is a set of rules governing a time sequence of events that must take place (b) coaxial cables (a) between peers (c) modem (b) between an interface (d) microwave systems (c) between modems (e) None of these (d) across an interface Ans : (c) (e) None of these 23. A technique for direct search is Ans : (a) (a) Binary Search (b) Linear Search 19. In communication satellite, multiple repeaters (c) Tree Search (d) Hashing are known as (e) None of these (a) detector (b) modulator Ans : (d) (c) stations (d) transponders 24. Two main measures for the efficiency of an (e) None of these algorithm are Ans : (d) (a) Processor and memory 20. Which of the following is required to (b) Complexity and capacity communicate between two computers? (c) Time and Space (a) communications software (d) Data and Space (b) protocol (e) None of these (c) communication hardware Ans : (c) (d) all of above including access to 25. The space factor when determining the transmission medium efficiency of algorithm is measured by (e) None of these (a) Counting the maximum memory needed by Ans : (d) the algorithm 21. Which of the following is an advantage to (b) Counting the minimum memory needed by using fiber optics data transmission? the algorithm (a) resistance to data theft (c) Counting the average memory needed by the algorithm (b) fast data transmission rate (d) Counting the maximum disk space needed (c) low noise level by the algorithm (d) All of these (e) None of these (e) None of these Ans : (a) Ans : (d) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  4 MCQs Papers 26. The memory address of the first element of an (a) 128 (b) 256 array is called (c) 512 (d) 1024 (a) floor address (e) None of these (b) foundation address Ans : (b) (c) first address 31. …………is stored on a client and contains (d) base address state information of the website visited (e) None of these (a) Cookies (b) Servelet Ans : (d) (c) History (d) Resident Page 27. The term “push” and “pop” is related to the (e) None of these (a) array (b) lists Ans : (a) (c) stacks (d) all of these 32.………..are small applications that are accessed on an internet server, transported (e) None of these over the internet, automatically installed and Ans : (c) run as part of a web document. 28. What does Router do in a network? (a) Applets (b) Java Bean (a) Forwards a packet to all outgoing links (c) Sockets (d) Java Component (b) Forwards a packet to the next free outgoing (e) None of these link Ans : (a) (c) Determines on which outing link a packet 33. Encryption is the conversion of data in some is to be forwarded intelligible format into an unintelligible (d) Forwards a packet to all outgoing links format called……….to prevent the data from except the original link being understood if read by an unauthorized party. (e) None of these (a) Clear Text (b) Encrypted Text Ans : (c) (c) Cipher Text (d) Coded Text 29. Repeater operates in which layer of the OSI model? (e) None of these (a) Physical layer Ans : (c) (b) Data link layer 34. The method for storing data temporarily such that the input-output of the same job is (c) Network layer overlapped with its own processing, is known (d) Transport layer as : (e) None of these (a) Spooling (b) Contention Ans : (a) (c) I/O wait (d) Buffering 30.GIF images can have only upto …………. (e) None of these colors Ans : (d) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  5 MCQs Papers 35. Each cell in Microsoft Office Excel (a) hardware (b) monitor documents is referred to by its cell address, (c) Status Bar (d) user interface which is the………….. (e) None of these (a) cell’s column label (b) cell’s column label and worksheet tab Ans : (d) name 40. Which of the following is the term for a request for specific data contained in a (c) cell’s row and column labels database? (d) cell’s row label (a) question (b) query (e) None of these (c) inquiry (d) quiz Ans : (c) (e) None of these 36. The lowest form of computer language is called Ans : (b) 41. Windows 7 is an example of a(n) (a) BASIC (b) FORTRAN (a) application software (c) Machine Language (d) COBOL (b) browser (e) None of these (c) Operating system Ans : (c) (d) shareware 37. The portion of the application that you work with in an application software package is the (e) None of these (a) user interface Ans : (c) (b) utility interface 42. The most powerful type of computer. (c) processing interface (a) mainframe computers (d) analytical interface (b) microcomputers (e) None of these (c) minicomputers Ans : (a) (d) supercomputers 38. A……………provides access to features of (e) None of these the program. Ans : (d) (a) menu bar 43.The system component that controls and (b) browser manipulates data in order to produce information is called the (c) Office Assistant (a) keyboard (b) microprocessor (d) feature presentation (c) monitor (d) mouse (e) None of these (e) None of these Ans : (a) 39. Menus are a part of the Ans : (b) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  6 MCQs Papers 44. Which of the following is not an operating 49. Rules for exchanging data between computers system for mobile phones? are called (a) Android (b) Symbian (a) programs (b) procedures (c) iOS (d) Bada (c) protocols (d) hyperlinks (e) All of these are OS for mobile phones (e) None of these Ans : (e) Ans : (c) 45. This type of file is created by word 50. The last part of the domain name following processors. the dot(.) is the top……….domain (a) worksheet (b) document (a) Level (b) link (c) database (d) presentation (c) locator (d) language (e) None of these (e) None of these Ans : (b) Ans : (a) 46. Many experts are predicting that this 51.Many individuals create their own personal revolution is expected to dramatically affect sites called Web logs, or…………. the way we communicate and use computer (a) social networks technology. (b) blogs (a) graphics (b) input (c) wikis (c) memory (d) wireless (d) search engines (e) None of these (e) None of these Ans : (d) 47. The Internet was launched in 1969 when the Ans : (b) United States funded a project that developed 52. Programs that automatically submit your a national computer network called search request to several search engines simultaneously are called………… (a) Web (b) ISP (a) metasearch engines (c) CERN (d) ARPANET (b) inclusive search engines (e) None of these (c) spiders Ans : (d) (d) hits 48. A(n)………..program provides access to Web resources. (e) None of these (a) Web (b) ISP Ans : (a) (c) browser (d) URL 53. …………..cash is the Internet’s equivalent to traditional cash. (e) None of these (a) Universal (b) Web Ans : (c) (c) Premium (d) Digital Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  7 MCQs Papers (e) None of these Ans : (c) Ans : (d) 58. Letters, memos, term papers, reports, and contracts are all examples of 54. These programs allow parents as well as organizations to block out selected sites and (a) models (b) spreadsheets set time limits on Internet access. (c) documents (d) menus (a) plug-ins (b) filters (e) None of these (c) FTP (d) DSL Ans : (c) (e) None of these 59. The acronym DBMS stands for what? Ans : (b) (a) double-blind management setup 55. This type of software works with end users, (b) document binder management system application software, and computer hardware to handle the majority of technical details. (c) data binding and marketing structure (a) application software (d) database management system (b) communications software (e) None of these (c) system software Ans : (d) (d) Web software 60. Database…………..are primarily used to enter new records and to make changes to (e) None of these existing records. Ans : (c) (a) reports (b) tables 56. ………….are narrowly focused on specific (c) forms (d) queries disciplines and occupations. (e) None of these (a) Basic applications (b) Business suites Ans : (c) 61. A file that includes predefined settings that (c) Specialized applications can be used to create many common types of (d) Utility programs presentations is called a (e) None of these (a) pattern (b) model Ans : (c) (c) template (d) blueprint 57. The primary purpose of this type of software (e) None of these is to create text-based documents. Ans : (c) (a) spreadsheet 62. A(n)……....is a single program that provides (b) presentation the functionality of a word processor, spreadsheet, database manager, and more. (c) word processing (a) specialized application (d) web development (b) integrated package (e) None of these (c) basic application Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  8 MCQs Papers (d) software suite (c) Network Layer (d) Application Layer (e) None of these (e) None of these Ans : (b) Ans : (a) 63. A Computer that is on the Network is a 68. This power protection device includes a ………. battery that provides a few minutes of power. (a) Node (b) Terminal (a) surge suppressor (b) line conditioner (c) Client (d) Online (c) generator (d) UPS (e) None of these (e) None of these Ans : (a) Ans : (d) 64. Network operating systems from Novell is 69. Which layer defines the mechanical, ….…….. electrical, and timing interfaces to the network? (a) NOS (b) UNIX (a) Physical Layer (c) NetWare (d) Solaris (b) Data Link Layer (e) None of these (c) Network Layer Ans : (c) (d) Application Layer 65. NIC Stands for ………… (e) None of these (a) Network Interface Card Ans : (a) (b) Network Internal Card 70. SCSI port (pronounced skuzzy) stands for (c) Network Internet Client (a) System Computer Scanning Interface (d) Network Input Card (b) Small Computer System Interface (e) None of these (c) Small Computer System Internet Ans : (a) (d) System Computer, System Interfaced 66. Older network often use another type of cable, called……….. (e) None of these (a) Twisted-pair cable Ans : (b) (b) Unshielded twisted-pair cable 71. LPT stands for (c) Coaxial cable (a) Laser Printer (b) Link Port (d) Optical Fiber (c) Line Printer (d) Line Port (e) None of these (e) None of these Ans : (c) Ans : (c) 67. Magnetic Media is an Example of………layer 72. Spool stands for________ (a) Physical Layer (b) Data Link Layer (a) Serial Printer Object Oriented Language Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  9 MCQs Papers (b) Simultaneous Peripheral Output On-Line (d) Synchronous Data Development Cycle (c) System Protocol Optimization Outliner (e) None of these (d) Single Program Operating System Ans : (b) Operation 77. ADCCP means (e) None of these (a) Analog Data Code Check Procedure Ans : (b) (b) Active Database Communication Control 73. Which of the following field is not a part of Program Frame? (c) Application Data Cache Call Procedure (a) kind (b) seq (d) Advanced Data Communication Control (c) header (d) info Procedure (e) None of these (e) None of these Ans : (c) Ans : (d) 74. The technique of temporarily delaying 78. According to ISO, HDLC means outgoing acknowledgments so that they can (a) High-Level Data Link Control be hooked onto the next outgoing data frame is known as (b) High-Level Data Language Control (a) Correcting (b) Piggybacking (c) Hardware Data Link Control (c) Sliding (d) None of these (d) High Definition Link Control (e) None of these (e) None of these Ans : (b) Ans : (a) 75. The data link layer is used for_____ 79. …………..act as a central transmitter and receiver in wireless local area network (a) Providing a well-defined service interface to the network layer. (a) Access Nodes (b) Access Points (b) Dealing with transmission errors (c) Access Hubs (d) Access Switch (c) Regulating the flow of data so that slow (e) None of these receivers are not swamped by fast senders Ans : (b) (d) All of these 80. IP address means (e) None of these (a) Internet Protocol Ans : (d) (b) Internal Power 76.What does SDLC mean in Networking protocol? (c) Intranet Protocol (a) Software Data Link Control (d) Internal Protocol (b) Synchronous Data Link Control (e) None of these (c) Software Development Life Cycle Ans : (a) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  10 MCQs Papers 81. Which technology is used in a CDROM 86. Which of the following statements is/are true? Drive? (a) Cache Memories are bigger than RAM (a) Mechanical (b) Cache Memories are smaller than RAM (b) Electromechanical (c) ROM are faster than RAM (c) Optical (d) Information in ROM can be written by (d) Fiber Optical users (e) None of these (e) None of these Ans : (c) Ans : (b) 82. Which of the following device can store large 87. A server that can perform to other task amounts of data? besides network services is called………… (a) Floppy Disk (a) Uno server (b) Hard Disk (b) Dedicated server (c) CDROM (c) Committed server (d) Zip Disk (d) Service server (e) None of these (e) None of these Ans : (b) Ans : (b) 83. Which of the following is handy to carry yet 88. Name a network operating system that is can store large amounts of data? specially designed to handle networking functions efficiently. (a) Floppy Disk (b) Hard Disk (a) Windows Server 2008 (c) CDROM (d) Zip Disk (b) Windows NT (e) None of these (c) NOS Ans : (d) (d) UNIX 84. Data (information) is stored in computers as? (e) None of these (a) Files (b) Directories Ans : (b) (c) Floppies (d) Maer 89. MOS stands for? (e) None of these (a) Metal Oxide Semiconductor Ans : (a) (b) Most Often Store 85. IP Addresses has………..bytes (c) Method Organised Stack (a) 2 (b) 4 (d) Microsoft Office Suite (c) 8 (d) 16 (e) None of these (e) None of these Ans : (a) Ans : (b) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  11 MCQs Papers 90. Which of the following is not a logic gate? (e) None of these (a) AND (b) NOR Ans : (c) (c) NAND (d) NAT 96. MTBF means (e) None of these (a) Mean Time Before Failure Ans : (d) (b) Master Time Buffer Feature 91. Which of the following RAM times have to (c) Most Treated Buffer Time be refreshed often in order to retain its (d) Master Test Board Feature contents? (e) None of these (a) SIMM (b) DIMM (c) SDMM (d) Western Digital Ans : (a) 97. How many write cycles are allowed to a (e) None of these RAM? Ans : (b) (a) 1 (b) 10 92. Which of the following companies is a leader (c) 100 (d) 1000 in manufacture of Hard Disk Drives? (e) None of these (a) Samsung (b) IBM (c) Fujitsu (d) Western Digital Ans : (a) 98. How many write cycles are allowed to a (e) None of these EEPROM? Ans : (d) (a) 1 (b) 10 93. Usually, in MSDOS, the primary hard disk (c) 100 (d) 1000 drives has the drive letter? (e) None of these (a) A (b) B (c) C (d) D Ans : (d) 99. The Analytical Engine developed during First (e) None of these Generation of computers used…………as a Ans : (c) memory unit 94. Which of the memories below is often used in (a) RAM (b) Floppies a typical computer operation? (c) Cards (d) Counter Wheels (a) RAM (b) ROM (e) None of these (c) FDD (d) HDD Ans : (d) (e) None of these 100. A…………is anything that can cause harm. Ans : (a) (a) vulnerability (b) phish 95. Which storage device is mounted on ‘reels’? (c) threat (d) spoof (a) Floppy Disk (b) Hard Disk (e) None of these (c) Magnetic Tapes (d) CDROM Ans : (c) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  12 MCQs Papers 101.In the right setting a thief will steal your 106.The………..of a threat measures its information by simply watching what you potential impact on a system. type. (a) vulnerabilities (a) snagging (b) countermeasures (b) spying (c) degree of harm (c) social engineering (d) susceptibility (d) shoulder surfing (e) None of these (e) None of these Ans : (c) Ans : (d) 107. The power level drops below 120V. 102.A………..is a small program embedded (a) brownout (b) spike inside of a GIF image. (c) blackout (d) surge (a) web bug (b) cookie (e) None of these (c) spyware application (d) spam (e) None of these Ans : (b) 108.Which of the following is NOT a Microsoft Ans : (a) Internet tool or technology? 103.A hacker contacts you my phone or email (a) Dreamweaver (b) Silverlight and attempts to acquire your password (c) Internet Explorer (d) Expression Web (a) spoofing (b) phishing (e) None of these (c) spamming (d) bugging (e) None of these Ans : (a) 109.A protocol used to control the secure sending Ans : (b) of data on the internet is : 104.A hacker that changes or forges information (a) SMTP (b) HTTPS in an electronic resource, is engaging in……… (c) TCP/IP (d) HTTP (a) denial of service (b) sniffing (e) None of these (c) terrorism (d) data diddling Ans : (b) (e) None of these 110.Programs from the same developer sold bundled together, that provide better Ans : (d) integration and share common features, 105.Hackers often gain entry to a network be toolbars and menus are known as ……….. pretending to be at a legitimate computer. (a) software suites (a) Spoofing (b) forging (b) integrated software packages (c) IP spoofing (d) ID theft (c) software processing packages (e) None of these (d) personal information managers Ans : (c) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  13 MCQs Papers (e) None of these (e) None of these Ans : (a) Ans : (b) 111. ……………terminals (formerly known as 116.A database management system (DBMS) is cash registers) are often connected to complex a……….. inventory and sales computer systems. (a) hardware system used to create, maintain (a) Data (b) Sales and provide controlled access to a database (c) Query (d) Point-of-Sale (POS) (b) hardware system used to create, maintain, and provide uncontrolled access to a (e) None of these database. Ans : (a) (c) software system used to create, maintain, 112.The OSI model is divided into and provide uncontrolled access to a …………processes called layers. database. (a) five (b) six (d) software system used to create, maintain, and provide controlled access to a (c) seven (d) eight database. (e) None of these (e) None of these Ans : (c) Ans : (d) 113.………..are specially designed computer 117.A Proxy server is used for which of the chips reside inside other devices, such as your following? car or your electronic thermostat. (a) To provide security against unauthorized (a) Servers users (b) Embedded computers (b) To process client requests for web pages (c) Robotic computers (c) To process client requests for database (d) Mainframes access (e) None of these (d) To provide TCP/IP Ans : (b) (e) None of these 114.In a ring topology, the computer in Ans : (b) possession of the………can transmit data 118.……….are words that a programming (a) packet (b) data language has set aside for its own use. (c) access method (d) token (a) Control words (e) None of these (b) Reserved words Ans : (d) (c) Control structures 115. …………Viruses are often transmitted by a (d) Reserved keys floppy disk left in the floppy drive (e) None of these (a) Trojan horse (b) Boot sector Ans : (b) (c) Script (d) Logic bomb Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  14 MCQs Papers 119.What is the primary difference between a Ans : (b) virus and a worm? 123. Communication using a modulated carrier to (a) A worm has the ability to self-propagate apply a data signal to a transmission medium from an infected user’s computer to other in analog form is computers (a) Local area network (b) A worm is usually written by a cracker : (b) Modem Script bunnies do not have the skills to develop worm program (c) Base band networking (c) A virus is very harmful to the computers it (d) Broad band networking infects; a worm is not a serious a problem (e) None of these (d) Anti-virus software is effective in fighting viruses but not worms Ans : (d) (e) None of these 124. ‘ITS’ stands for Ans : (c) (a) Intelligent Teaching Systems 120. ………..describe what is database fields. (b) International Tutoring Systems (a) Structures (b) Field markers (c) Intelligent Tutoring Systems (c) Field definition (d) Field names (d) All of these (e) None of these (e) None of these Ans : (d) Ans : (c) 121. A goal of normalization is to…………. 125.Any piece of equipment forming an interface to a data communication system is (a) minimize the number of relationships (a) DTE (b) DTA (b) minimize the number of entities (c) CSA (d) DCA (c) minimize the number of tables (e) None of these (d) minimize the number of redundancy Ans : (b) (e) None of these 126.In the language of the computer profession, Ans : (d) one thousand position of main storage is represented with the letter 122.A(n)………….uses pictures (called icons) and menus displayed on the screen to send (a) K (b) L commands to the computer system. (c) M (d) C (a) command-based user interface (e) None of these (b) GUI Ans : (a) (c) system utility 127.The control of the jobs running within a (d) API system is (e) None of these (a) Job monitoring (b) Job stream Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  15 MCQs Papers (c) Job min (d) Job step 132.A computer program that instructs other programs to perform a particular type of (e) None of these operation is Ans : (a) (a) System software 128.The total number of messages handled by a (b) Application program computerized telephone system on a daily basis is an example of : (c) Compiler (a) Frequency (b) Updating (d) Interpreter (c) Volume (d) All of these (e) None of these (e) None of these Ans : (a) Ans : (d) 133. The______provides a path between the CPU and peripheral devices, which are connected 129.A device mounted on a communication via interface cards satellite which receives, amplifies and re- transmits signals from earth station is (a) computer (b) expansion bus (a) Track (b) Transponder (c) memory (d) CPU (c) Transistor (d) Terminal (e) None of these (e) None of these Ans : (b) Ans : (b) 134. Programs prepared by an outside supplier & provided to a user in a machine readable form 130.What is the acronym for Single In-Line is known as Memory Module? (a) Utility program (a) SIMM (b) SILMM (b) Canned program (c) SM (d) SMM (c) Application program (e) None of these (d) Application software Ans : (a) (e) None of these 131.Which type of processing that produces output results immediately after input data are Ans : (b) entered into a computer system 135. Pictures or drawings, typically displayed on (a) Time-sharing a VDU to allow users to select program options is called (b) Interactive (a) HIPO charts (b) Icons (c) Batch Processing (c) Graphics (d) Network (d) Real-time processing (e) None of these (e) None of these Ans : (b) Ans : (b) 136. The pieces of equipment which are attached to the CPU of a computer and which it can access are called Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF" सभी Subject व Exam से संबधं ित PDF यह ं से Download करें Nitin Gupta Notes PDF MP GK PDF Current Affairs PDF Rajsthan GK PDF CTET PDF SSC PDF RRB PDF UP GK PDF MPPSC PDF Enviornment PDF Polity PDF History PDF Geography PDF Science PDF Economy PDF Maths PDF Reasoning PDF Child Development and Pedagogy PDF Computer PDF BIHAR GK PDF General English PDF General Hindi PDF Join Our Telegram Chanel For Free Study PDF हमारी बेबसाइट की सबसे ज्यादा पिी जािे बािी पोस्ट , जो आपकी िैयारी में सहायक होंगी ! -  All GK Tricks By Nitin Gupta  All Curren Affairs PDF  All GK Notes PDF By Nitin Gupta  ALL Subject PDF  Lucent - सामान्य ज्ञाि के सभी नबषय के MP3 Audio  Top Motivational Books in Hindi  UPSC/IAS व अन्य State PSC की परीक्षाओं हेिु Toppers द्वारा सुझाई गई महत्वपूर्ण पुस्तकों की सूची Join For Free PDF and Study Material  Join Our Telegram Channel – Join Now – Telegram Group , Join करिे के लिये िीचे दी गई Picture पर Click करें ! ऐसी ही PDF के लिये Google पर Search करें – “Nitin Gupta PDF”  16 MCQs Papers (a) output devices (b) control units Ans : (e) (c) hardware (d) disk drive 140.All the information collected during database development is stored in a_________ (e) peripherals (a) repository (b) data warehouse Ans : (e) (c) RAD (d) CASE 137.A factor which might cause an individual to consider using a computer in criminal (e) None of these activities is : Ans : (b) (a) The computer’s access to large sums of 141.The…………component is used by the data money analyst to create the queries that access the (b) The speed with which the crime can be database. accomplished (a) data extraction (c) EFTS (Electronic Funds Transfer System) (b) end-user query tool (d) All the these (c) end-user presentation tool (e) None of these (d) data store Ans : (d) (e) None of these 138.The Secure Electronic Transaction (SET) specification Ans : (b) 142. A polymorphic virus_______ (a) is a notice, issued and verified by a certificate authority, that guarantees a user (a) modifies its program code each time it or Web site is legitimate attaches itself to another program or file (b) provides private-key encryption of all data (b) is a malicious-logic program that copies that passes between a client and a server itself repeatedly in memory or on a disk drive until no memory or disk space (c) allows users to choose an encryption remains. scheme for the data that passes between a client and a server (c) a malicious-logic program that hides within or looks like a legitimate program (d) uses a public-key encryption to secure credit-card transaction systems (d) infects a program file, but still reports the size and creation date of the original (e) None of these uninfected program Ans : (d) (e) None of these 139. ‘DOS’ floppy disk does not have________ Ans : (a) (a) A Boot Record 143.Microwave transmission is used in (b) A File Allocation Table environments where installing physical transmission media is_________ (c) A Root Directory (a) difficult or impossible and where line-of- (d) Virtual Memory sight transmission is unavailable (e) BIOS Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  17 MCQs Papers (b) easy or promising and where line-of-sight Ans : (a) transmission is unavailable 147. RSA is__________ (c) difficult or impossible and where line-of- (a) Symmetric Cryptosystem sight transmission is available (b) Asymmetric Cryptosystem (d) easy or promising and where line-of-sight transmission is available (c) Block Cypher (e) None of these (d) Digital Signature Ans : (d) (e) None of these 144.Which is NOT a good Web security Ans : (d) strategy? 148.A DVD-RAM is similar to a (a) Restrict access to the Web server; keep a …………except it has storage capacities upto minimum number of ports open 5.2 GB. (b) Limit the users who can load software, edit (a) CD-R (b) floppy disk or add files. (c) CD-RW (d) hard disk (c) Add demo programs, so users can test system without accessing production data. (e) None of these (d) Remove unnecessary compilers and Ans : (c) interpreters 149. How is power supplied to a low-power USB (e) None of these device? Ans : (d) (a) Through a power cable 145. The word FTP stands for__________ (b) From an external power supply (a) File Translate Protocol (c) Directly from the computer’s power supply (b) File Transit Protocol (d) Through the USB cable (c) File Typing Protocol (e) None of these (d) File Transfer Protocol Ans : (d) (e) None of these 150.The………data mining techniques derives rules from real-world case examples. Ans : (a) (a) Rule discover 146. This…………tier processes HTTP protocol, scripting tasks, performs calculations, and (b) Signal processing provides access to data. (c) Neural nets (a) Client (d) Case-based reasoning (b) Applications/Web server (e) None of these (c) Enterprise Server Ans : (c) (d) DBA (e) None of these Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  18 MCQs Papers 151. Which of the following objects is passed to a (e) Random access memory JavaBean when one of its properties is set via a JSP action? Ans : (e) 155. If you wanted to locate the hardware address (a) Servlet Request of a local device, which protocol would you (b) Http Servlet Request use? (c) Servlet Response (a) ARP (b) RARP (d) Http Servlet Response (c) ICMP (d) PING (e) None of these (e) PONG Ans : (c) Ans : (a) 152.Graphical diagrams used to represent 156.What is Internet 2? different multiple perspectives of a system (a) A new type of cabling system for Wide include_________ Area Networks (a) use-case, class, and state diagrams (b) A second local area network that can (b) state, interaction, derivative diagrams connect with another online LAN to share access (c) interaction, relationship, and class diagrams (c) A new standard for Internet browsers (d) deployment, relationship, and use-case (d) An association to develop advanced diagrams Internet technology (e) None of these (e) None of these Ans : (a) Ans : (d) 153. Database redesign is not terribly difficult if 157.While searching a website, you have been the_________ unable to find information that was on the site several months ago. What might you do to (a) database is structured attempt to locate that information? (b) database is well-designed (a) Visit Google’s cached page to view the (c) database has no data older copy. (d) database is relatively small (b) Forget about it, as there is no way to find this information (e) database is relatively large (c) Visit a partner site of the organization to Ans : (e) see if it is there. 154.Which of the following are normally used to (d) Use the wayback machine. initialize a computer system’s hardware? (e) None of these (a) Bootstrap memory Ans : (c) (b) Volatile memory 158.Which kind of lock includes a keypad that (c) External mass memory can be used to control access into areas? (d) Static memory (a) Cipher (b) Warded Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  19 MCQs Papers (c) Device (d) Tumbler Ans : (c) (e) Typelock 163.Primary storage is………..as compared to secondary storage : Ans : (d) (a) Slow and inexpensive 159.Which is not a factor when categorizing a computer? (b) Fast and inexpensive (a) Speed of the output device (c) Fast and expensive (b) Amount of main memory the CPU can use (d) Slow and expensive (c) Cost of the system (e) None of these (d) Capacity of the hard disk Ans : (c) (e) Where it was purchased 164. Offline device is : Ans : (e) (a) a device which is not connected to CPU 160.Which of the following terms is the most (b) a device which is connected to CPU closely related to main memory? (c) a direct access storage device (a) nonvolatile (b) permanent (d) an I/O device (c) control unit (d) temporary (e) None of these (e) None of these Ans : (a) Ans : (d) 165.The most popular language used with 161.Which of the following is not a factor microcomputers and time-shared mini affecting the processing capability or computers, is an easy-to-use high level performance of a PC system? language : (a) The clock speed of the microprocessor (a) COBOL (b) ADA (b) The revolutions per minute of the printer (c) PASCAL (d) BASIC disk (e) None of these (c) The primary storage capacity of the processor Ans : (d) 166.Which of the following is a communication (d) The built-in instruction set available to the network that is devoted to carrying computer microprocessor information : (e) None of these (a) Data Point (b) Data Module Ans : (b) (c) Data network (d) Data Pack 162. What is the standard code the computer (e) None of these industry created to represent characters? (a) DASI (b) ASSH Ans : (c) 167. A half byte is known as : (c) ASCII (d) BASCII (a) Data (b) Bit (e) EPROM Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  20 MCQs Papers (c) Half byte (d) Nibble Ans : (d) (e) None of these 173.In Inkjet technology the droplets of ink are deflected by? Ans : (d) (a) multi directional nozzles 168. With respect to a network interface card the term 10/100 refers to: (b) electronically charged plates (a) protocol speed (c) high pressure plates (b) a fiber speed (d) electro static absorbtion (c) megabits per seconds (e) None of these (d) minimum and maximum server speed Ans : (a) (e) None of these 174.Which provides the fastest access to large video files? Ans : (c) (a) Optical drives (b) IDE hard drives 169.A hard disk is divided into tracks which are further subdivided into : (c) SCSI hard drives (d) EIDE hard drives (a) clusters (b) sectors (e) None of these (c) vectors (d) heads Ans : (c) (e) None of these 175. Primary memory stores : Ans : (b) (a) Data alone (b) Programs alone 170.Which standard govern parallel (c) Results alone (d) All of these communications? (e) None of these (a) RS232 (b) RS-232a Ans : (d) (c) CAT 5 (d) IEEE 1284 176. You just installed a new IDE hard drive, but (e) None of these your system BIOS will not recognize the new drive, what should you check first : Ans : (d) (a) cable sequence 171.Which peripheral port provides the FASTEST throughput to laser printers? (b) jumpers on the hard drive (a) RS-232 (b) SCSI (c) drivers that need to be loaded (c) Parallel (d) Serial (d) hard drive manufacturer web site information (e) None of these (e) None of these Ans : (c) Ans : (b) 172.Resistance is measured in? 177.What’s the best way to protect your hard (a) Volts (b) Amps drive data? (c) Watts (d) Ohms (a) regular backups (e) None of these Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  21 MCQs Papers (b) periodically defrag it (c) word processing, spreadsheets, database, calculations (c) run chkdsk at least once a week (d) bits, bytes, words, and OSI (d) run scandisk at least once a week (e) None of these (e) run a regular diagnostic Ans : (a) Ans : (a) 182. Parity is : 178.Laser Jet printer speeds are measured in pages per minute (ppm) what do we use to (a) a byte stored in the FAT to indicated measure dot-matrix printers? remaining slots (a) lines per inch (b) the optimal transmission speed of data over a CAT 5 cable (b) lines per sheet (c) an extra bit stored with data in RAM that is (c) characters per inch used to check for errors when the data is (d) characters per second read back (e) None of these (d) the optimal transmission speed of data over a CAT 5 cable Ans : (d) (e) None of these 179. A modem could be attached to which port? Ans : (c) (a) Parallel port 183. What is different between AT and ATX (b) ASYNC port power supplies? (c) Keyboard connector (a) They are identical except for their shape. (d) Video port (b) AT supplies use a single P1 power (e) None of these connector while ATX uses P8 and P9 Ans : (a) (c) AT supplies use P8 and P9 power connectors while ATX uses a single P1 180.You get a CMOS checksum error during connector. bootup. What is most likely the cause? (d) AT power supplies run on 120V AC (a) power supply is bad current while ATX uses 220V AC (b) BIOS needs updating (e) None of these (c) CMOS battery is nearing end of life Ans : (c) (d) hard drive types are incorrectly defined 184.What type of connector is used to plug a (e) None of these telephone line into a modem? Ans : (c) (a) COM1 (b) RJ-11 181.What are the four key functions of a (c) RJ-45 (d) RJ-10 computer system? (e) None of these (a) input, processing, output, and storage Ans : (b) (b) keyboard, display, memory, and disk drive Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  22 MCQs Papers 185.Which of the following is NOT a type of Ans : (c) computer hard drive? 190.Which one of the following is not the (a) IDE (b) FDD function of Operating System? (c) SCSI (d) EIDE (a) Resource Management (e) SATA (b) File Management Ans : (b) (c) Networking 186. What does FDISK do? (d) Processor Management (a) performs low-level formatting of the hard (e) None of these drive Ans : (c) (b) fixes bad sectors on the hard drive 191.What is the meaning of “Hibernate” in (c) recovers lost clusters on the hard drive Windows XP/Windows7? (d) creates partitions on the hard drive (a) Restart the Computer is safe mode (e) None of these (b) Restart the Computer in hibernate mode Ans : (d) (c) Shutdown the Computer terminating all the running applications 187.Which of the following is NOT a type of motherboard expansion slot? (d) Shutdown the Computer without closing the running applications (a) ISA (b) PCI (e) None of these (c) AGP (d) ATX Ans : (d) (e) None of these 192. Unix Operating System is an : Ans : (d) (a) Multi User Operating System 188. Copying a process from memory to disk to allow space for other processes is called : (b) Time Sharing Operating System (a) Swapping (b) Deadlock (c) Multi Tasking Operating System (c) Demand Paging (d) Page Fault (d) All of these (e) None of these (e) None of these Ans : (a) Ans : (d) 189.Which of the following memory unit that 193.What should be the extension to execute processor can access more rapidly : files? (a) Main Memory (a) EXE (b) BAT (b) Virtual Memory (c) COM (d) All of these (c) Cache Memory (e) None of these (d) Read Only Memory Ans : (d) (e) None of these Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  23 MCQs Papers 194.Which of the following memories need Ans : (a) refresh? 199.In which type of the following OS, the (a) SRAM (b) DRAM response time is very crucial : (c) COM (d) All of these (a) Network Operating System (e) None of these (b) Real Time Operating System Ans : (b) (c) Batch Operating System 195. RJ45 UTP cable has………Cable : (d) Unix Operating System (a) 2 pair (b) 3 pair (e) None of these (c) 4 pair (d) 5 pair Ans : (b) (e) None of these 200.Which of the following languages is more suited to structured program? Ans : (c) (a) PL/1 (b) FORTRAN 196. Basic is……….language : (c) BASIC (d) PASCAL (a) a procedural (e) None of these (b) an object oriented Ans : (d) (c) user friendly 201.A computer assisted method for the (d) both A and B recording and analyzing of existing or (e) None of these hypothetical systems is Ans : (a) (a) Data transmission 197. The file system “NTFS” stands for : (b) Data flow (a) New Type File System (c) Data capture (b) Never Terminated File System (d) Data Processing (c) New Technology File System (e) None of these (d) Non Terminated File System Ans : (b) (e) None of these 202.What difference does the 5th generation computer have from other generation Ans : (c) computers? 198.Which Operating System doesn’t support (a) Technological advancement networking between computers? (b) Scientific code (a) Windows 3.1 (c) Object Oriented Programming (b) Windows 95 (d) All of these (c) Windows 2000 (e) None of these (d) Windows NT Ans : (a) (e) Windows XP Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  24 MCQs Papers 203.Which of the following computer language (e) None of these is used for artificial intelligence? Ans : (b) (a) FORTRAN (b) PROLOG 209.The time for which a piece of equipment (c) C (d) COBOL operates is called (e) None of these (a) Seek time (b) Effective time Ans : (b) (c) Access time (d) Real time 204.The tracks on a disk which can be accused (e) None of these without repositioning the R/W heads is Ans : (b) (a) Surface (b) Cylinder 210.Binary numbers need more places for (c) Cluster (d) All of these counting because (e) None of these (a) They are always big numbers Ans : (b) (b) Any no. of 0’s can be added in front of them 205.Which part interprets program instructions and initiate control operations. (c) Binary base is small (a) Input (b) Storage Unit (d) 0’s and 1’s have to be properly spaced apart (c) Logic Unit (d) Control Unit (e) None of these (e) None of these Ans : (c) Ans : (d) 211. Which access method is used for obtaining a 206.The binary system uses powers of record from a cassette tape? (a) 2 (b) 10 (a) Direct (b) Sequential (c) 8 (d) 16 (c) Random (d) All of these (e) None of these (e) None of these Ans : (b) Ans : (b) 207.A computer program that converts assembly 212.Any type of storage that is used for holding language to machine language is information between steps in its processing is (a) Compiler (b) Interpreter (a) CPU (c) Assembler (d) Comparator (b) Primary storage (e) None of these (c) Intermediate storage Ans : (c) (d) Internal storage 208.The time required for the fetching and (e) None of these execution of one simple machine instruction is Ans : (c) (a) Delay Time (b) CPU cycle 213.A name applied by Intel corp. to high speed (c) Real Time (d) Seek time MOS technology is called Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  25 MCQs Papers (a) HDLC (b) LAP Ans : (b) (c) HMOS (d) SDLC 218.The term referring to evacuating the content of some part of the machine is known as (e) None of these (a) Dump (b) Enhancement Ans : (c) (c) Down (d) Compiler 214.A program component that allows structuring of a program in an unusual way is known as (e) None of these (a) Correlation (b) Coroutine Ans : (a) (c) Diagonalization (d) Quene 219.The process of communicating with a file from a terminal is (e) None of these (a) Interactive (b) Interrogation Ans : (b) (c) Heuristic (d) All of these 215. The radian of a number system (e) None of these (a) Is variable Ans : (b) (b) Has nothing to do with digit position value 220.A common boundary between two systems is (c) Equals the number of its distinct counting called digits (a) Interdiction (b) Interface (d) Is always an even number (c) Surface (d) Median (e) None of these (e) None of these Ans : (c) Ans : (b) 216.The section of the CPU that selects, interprets and sees to the execution of 221.Which computer has been designed to be as program instructions compact as possible? (a) Memory (b) Register Unit (a) Mini (b) Super computer (c) Control Unit (d) ALU (c) Micro computer (d) Mainframe (e) None of these (e) None of these Ans : (c) Ans : (c) 217.Which type of system puts the user into 222.A general purpose single-user micro- direct conversation with the computer through computer designed to be operated by one a keyboard? person at a time is (a) Real time processing (a) Special-purpose computer (b) Interactive computer (b) KIPS (c) M (c) Batch Processing (d) PC (d) Time Sharing (e) None of these (e) None of these Ans : (d) Shakthii Academy For Best PDF, Search on Google - "Nitin Gupta PDF"  26 MCQs Papers 223.Which device of computer operation (e) None of these dispenses with the use of the keyboard? Ans : (a) (a) Joystick (b) Light pen 228.Data divisions the third division of a (c) Mouse (d) Touch ______program. (e) None of these (a) COBOL (b) BASIC Ans : (c) (c) PASCAL (d) FORTH 224.A program that is employed in the (e) None of these development, repair or enhancement of other programs is known as Ans : (a) 229.A program that converts computer data into (a) System software some code system other than the normal one (b) Software tool is known as (c) Applications program (a) Encoder (b) simulation (d) Utility program (c) Emulator (d) Decoder (e) None of these (e) None of these Ans : (b) Ans : (a) 225. Which output device is used for translating 230.A hybrid computer uses a……….to convert information from a computer into pictorial digital signals from a computer into analog form on paper. signals. (a) Mouse (b) Plotter (a) Modulator (b) Demodulator (c) Touch Panel (d) Card punch (c) Modem (d) Decoder (e) None of these (e) None of these Ans : (b) Ans : (c) 226.The list of coded instruction is called 231. Any device that performs signal conversion is (a) Computer program (b) Algorithm (a) Modulator (b) Modem (c) Flow chart (d) Utility programs (c) Keyboard (d) Plotter (e) None of these (e) None of these Ans : (a) Ans : (a) 227.An optical input device that interprets pencil marks on paper media is 232.A type of channel used to connect a central processor and peripherals which uses (a)