Final Model Paper Computer Science SSC-I PDF

Version No. ROLL NUMBER ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ① ① ① ① ① ① ① ① ① ① ① Answer Sheet No. ② ② ② ② ② ② ② ② ② ② ② ③ ③ ③ ③ ③ ③ ③ ③ ③ ③ ③ ④ ④ ④ ④...

Version No. ROLL NUMBER ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ⓪ ① ① ① ① ① ① ① ① ① ① ① Answer Sheet No. ② ② ② ② ② ② ② ② ② ② ② ③ ③ ③ ③ ③ ③ ③ ③ ③ ③ ③ ④ ④ ④ ④ ④ ④ ④ ④ ④ ④ ④ Sign. of Candidate ⑤ ⑤ ⑤ ⑤ ⑤ ⑤ ⑤ ⑤ ⑤ ⑤ ⑤ ⑥ ⑥ ⑥ ⑥ ⑥ ⑥ ⑥ ⑥ ⑥ ⑥ ⑥ ⑦ ⑦ ⑦ ⑦ ⑦ ⑦ ⑦ ⑦ ⑦ ⑦ ⑦ Sign. of Invigilator ⑧ ⑧ ⑧ ⑧ ⑧ ⑧ ⑧ ⑧ ⑧ ⑧ ⑧ ⑨ ⑨ ⑨ ⑨ ⑨ ⑨ ⑨ ⑨ ⑨ ⑨ ⑨ COMPUTER SCIENCE SSC–I SECTION – A (Marks 13) Time allowed: 15 Minutes Section – A is compulsory. All parts of this section are to be answered on separate bubble sheet and handedover to the Centre Superintendent. Deleting/overwriting is not allowed. Do not use lead pencil. Q.1 Fill the relevant bubble for each part on bubble sheet. Each part carries one mark. (1) What is commonly used for long-distance WAN connections? A. Bluetooth B. Fiber Optics C. Wi-Fi D. Coaxial cable (2) Which storage device has the fastest read/write access? A. Compact Disk B. Floppy Disk C. Digital Video Disk D. Hard Disk (3) Which feature would an author use while writing a document to add an externallink to a website in MS-Word? A. Onlinelink B. Hyperlink C. Weblink D. Anchorlink (4) Television broadcasting is an example of following transmission mode: A. Simplex B. Half-Duplex C. Full-Duplex D. Simple Duplex (5) Rate of change of electrical signals per second is called: A. Data rate B. Baud rate C. Bandwidth D. Signal-to-Noise ratio (6) Which one of the following communication devices is used to connect two different types of networks? A. Router B. Bridge C. Switch D. Gateway Page 1 of 2 (7) In which one of the following topologies can a Node be easily added? A. Ring topology B. Bus topology C. Star topology D. Tree topology (8) Which one of the following operating systems is used in an airline traffic controlsystem? A. Batch processing system B. Time sharing system C. Multitasking system D. Real time system (9) Cards used to connect additional devices to motherboard are attached via: A. Expansion slot B. Connector C. Bays D. Links (10) ‘Multimodal Authentication’ means: A. Use of username and password B. Use of two or more authentication methods C. Use of access cards D. Use of biometrics (11) In a ring topology, how many neighbors does each device have? A. One B. Two C. Three D. Four (12) ‘D6’ with reference to a spreadsheet means: A. Column D, Row 6 B. Column D6 C. Row D6 D. Row D, Column 6 (13) A text modifying feature in Word to create decorative effects is called: A. Bookmark B. Layout C. WordArt D. Hyperlink Page 2 of 2  Federal Board SSC-I Examination Computer Science Model Question Paper(Curriculum 2009) Time allowed: 2.45 hours Total Marks: 42 Note: Answer all parts from Section ‘B’ and all questions from Section ‘C’ on the E-sheet. Write your answers on the allotted/given spaces. SECTION – B (Marks 22) Q.2 Attempt all parts from the following. All parts carry equal marks. (11x2=22) i. Write down any two characteristics of 3rd generation computers. ii. Name the two parts (a) and (b) of the motherboard. iii. What does the terms CAD and CAM stand for? iv. You want to pursue a career in Information Technology. Which specific career would you be most interested in, and why? v. With increasing Memory sizes, do you still think Memory Management is an important function of an Operating System? Justify your answer with two reasons. OR Name any two common operations that an operating system uses to handle file management. vi. Identify the most suitable software to prepare Result Sheet of students. Give a suitable reason to support your answer. vii. What is the importance of Protocol in data communication? OR Give two applications of Bluetooth technology. viii. How does synchronous transmission differ from asynchronous transmission in terms of speed and accuracy? Page 1 of 2  ix. Why is accurate data transmission important in a communication system? OR Provide an example of a situation during data transmission where timeliness is needed. x. Write down any two difficulties a company may face in running a business without having a computer network. OR Why Mesh topology is considered the most reliable? Give two reasons. xi. State two ways to protect a computer from virus attacks. OR Write down two disadvantages of software piracy. SECTION – C (Marks 20) Note: Attempt all questions. Marks of each question are given within brackets. (405=20) Q.3 Explain any two categories of application software with examples. (1.5+1.5+1+1) OR Explain the four basic operations of a computer system. Also draw the diagram. (1+1+1+1+1) Q.4 Explain Command line and Graphical user interfaces with one example each. (1.5+1.5+1+1) Q.5 Describe Batch Processing and Time Sharing Operating Systems. Also give one application of each. (1.5+1.5+1+1) OR Describe any two types of unguided transmission media along with their applications in daily life. (1.5+1.5+1+1) Q.6 Explain DSL and ISDN data communication lines. Also give one merit and one demerit of each. (1.5+1.5+1+1) OR What are computer ethics? Write any four moral guidelines for ethical use of computer technology. (1+1+1+1+1) Page 2 of 2  COMPUTER SCIENCE SSC-I (Curriculum 2009) Student Learning Outcomes Sr Section: Contents andScope Student Learning Outcomes * Cognit Allocated No Q. No. ive Marks in (Part no.) Level Model ** Paper 1 A: Q1(1) 5.2 Types of i) Explain the following types of Networks networks on the basis of spatial U 1 distance Wide Area Network (WAN) 2 A: Q1(2) 1.3 Computer i) Describe the following Hardware hardware: K 1 Storage devices 3 A: Q1(3) 3.1 Word xv) Use of Hyperlink Processing A 1 4 A: Q1(4) 5.1 Networks iii) Define Data transmissionmodes U 1 5 A: Q1(5) 4.4 Communication i) Elaborate the following terms Terminologies with corresponding formulas K 1 and standard units Data rate Baud rate Bandwidth Signal to Noise Ratio 6 A: Q1(6) 4.3 Communication Describe the uses of Devices followingcommunication K 1 devices Dialup modem Network Interface card Router Switch / Access Point 7 A: Q1(7) 5.2 Types of iii) Explain with detailed Networks diagrams the following U 1 network topologies Bus topology Ring topology Star topology Mesh topology 8 A: Q1(8) 2.2 Operating ii) Describe the following System types ofO.S. U 1 Batch processing Time sharing processing Real time processing 9 A: Q1(9) 1.3 Computer i) Describe the following U 1 hardware hardware: System unit Motherboard 10 A: Q1(10) 6.3 Authentication iv) Explain the term multimodel Mechanisms authentication K 1 11 A: Q1(11) 5.2 Types of iii) Explain with detailed Networks diagrams thefollowing network U 1 topologies Bus topology Ring topology Star topology Mesh topology 12 A: Q1(12) 3.2 Spreadsheet i) Know the Basics of Spreadsheet U 1 Addressing cells 13 A: Q1(13) 3.1 Office Automation Inserting Word Art K 1 14 B: 2(i) 1.1 Introduction to i Describe brief history and Computer generations of computer K 2 15 B: 2(ii) 1.2 Computer Motherboard U 2 Hardware 16 B: 2(iii) 1.2 Role of USE OF COMPUTERS IN K 2 Computer VARIOUS FIELDS Manufacturing 17 B: 2(iv) 1.2 Role of Careers in Information U 2 Computer Technology (IT) 18 B: 2(v) 2.1 Introduction To OS Functions of Operating System U 2 OR  Memory Management 2.1 Introduction To OS  File Management A 2 19 B: 2(vi) 3.2 Spreadsheet Introduction to Spreadsheet K+U 2 Characteristics of a Good Communication System 20 B: 2(vii) 4.1 Data Components Of A Communication Communication System U 2 OR OR Unguided Media 5.2 Types of Networks K 2 21 B: 2(viii) Asynchronous and Synchronous Transmission Modes U 2 22 B: 2(ix) 4.1 Data Characteristics Of A Good U 2 Communication Communication System 23 B: 2(x) 5.1 Computer Networks Uses of Networks U 2 OR OR 5.1 Computer Networks Network Topologies U 2 24 B: 2(xi) 6.2 Computer Viruses Common Symptoms of Malware Attack OR OR 6.4 Computer Ethics Areas of Computer Ethics 25 C:Q3 1.5 Computer Software Application Software K 5 OR OR 1.4 Basic operations of a computer Basic operations of a computer K+A 5 26 C:Q4 2.1 Introduction to OS Common Types Of Operating Systems K 5  Command Line Interface  Graphical User Interface (GUI). 27 C: Q5 2.1 FUNDAMENTALS OF Common Types of Operating OPERATING SYSTEM Systems K+A 5 Or Or 4.2Transmission Media Unguided Media 28 C: Q6 5.3 i) Explain the following types Communication over of lines which use the K+U 5 the Networks telephone networks for data  communications Digital Or Subscriber Line (DSL) Integrated Services Digital 6.4 Computer Network (ISDN) lines CD Ethics MA Or Areas of Computer Ethics * Student Learning Outcomes National Curriculum for Computer Sciences Grades IX-XII, 2009 (Page no. 26-36) **Cognitive Level K: Knowledge U: Understanding A: Application  COMPUTER SCIENCE SSC-I Table of Specifications Assessment Unit 1: Unit 2: Unit 3*: Unit 4: Unit 5: Computer Unit 6: Total Percentage: Objectives Fundamentals of Fundamentals of Office Automation Data Networks (15%) Computer Marks: 75 100% Computer (15%) Operating Systems (25%) Communication Security and (55 T + 20 P) (15%) (20%) Ethics (10%) Knowledge Section A Q1 (2) (01) Q1 (13) (01) Q1 (5) (01) Q1 (10) (01) 5 based Q1 (6) (01) Section B Q2 (i) (02) Q2 (v) (02) Q2 (xi) (02) 10 43 50% Q2 (iii) (02) Or Q2 (xi) (02) Section C Q3(05) Q4 (05) Q6 (05) Q5 (05) Q6(05) 28 Q5 (03) Understanding Section A Q1 (9) (01) Q1 (8) (01) Q1 (12) (01) Q2 (vii) (02) Q1 (1) (01) 15 based Q1 (4) (01) Q2 (vii) (02) Q1 (7) (01) Q1 (11) (01) Q2 (x) (02) 35 40% Or Q2 (x) (02) Section B Q2 (ii) (02) Q2 (iii) (03) Q2 (ix) (02) 15 OR Q2 (v) (02) Q2 (vi) (02) Q2 (iv) (02) Q5 (02) Section C OR 5 Q3(05) Application Section A Q1 (3) (01) 1 based Q2 (iii) (01) Q2 (vii) (02) 6 10% Section B 5 Q2 (ix) (02) Section C Total marks 20 19 05 17 13 10 84 100% *Unit-3: is all practical so it’s 20% covered in practical paper and 5% in theory paper KEY: Q1(1)(01) Q2(03) Question No (Part No.) (Allocated Marks) Question No (Allocated Marks)