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Computer Input Devices
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Computer Input Devices

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Questions and Answers

What is the protocol used for transferring files over the internet?

  • SMTP
  • HTTP
  • FTP (correct)
  • Telnet

    • What is the primary function of the Internet Architecture?

  • To manage internet traffic
  • To provide internet services
  • To connect devices to the internet
  • To route data packets efficiently (correct)

    • What is the full form of ISDN?

  • Integrated Services Data Network
  • Internet Services Digital Network
  • Internet Services Data Network
  • Integrated Services Digital Network (correct)

    • What is the primary function of the World Wide Web?

    <p>To access and share information over the internet</p> Signup and view all the answers

    What is the protocol used for sending emails over the internet?

    <p>SMTP</p> Signup and view all the answers

    What is the full form of URL?

    <p>Uniform Resource Locator</p> Signup and view all the answers

    What is the purpose of a web browser?

    <p>To access and display web pages</p> Signup and view all the answers

    What is the full form of IRC?

    <p>Internet Relay Chat</p> Signup and view all the answers

    What is the primary function of a Dial-up connection?

    <p>To connect to the internet using a modem and a phone line</p> Signup and view all the answers

    What is the purpose of an Internet Search Engine?

    <p>To search and retrieve information from the internet</p> Signup and view all the answers

    What is the main topic of Chapter 15?

    <p>Windows XP</p> Signup and view all the answers

    What is the main component of the MS-Word screen?

    <p>Ribbon</p> Signup and view all the answers

    What is the purpose of the Scandisk?

    <p>To check for disk errors</p> Signup and view all the answers

    What is the main topic of Chapter 17?

    <p>MS-Excel 2007</p> Signup and view all the answers

    What is the purpose of the Recycle Bin?

    <p>To temporarily store deleted files</p> Signup and view all the answers

    What is the main component of the MS-Excel screen?

    <p>Ribbon</p> Signup and view all the answers

    What is the purpose of the Search feature in Windows XP?

    <p>To search for files and folders</p> Signup and view all the answers

    What is the main topic of Chapter 19?

    <p>MS-Access 2007</p> Signup and view all the answers

    What is the purpose of the Window Explorer in Windows XP?

    <p>To manage files and folders</p> Signup and view all the answers

    What is the main topic of Chapter 16?

    <p>MS-Word 2007</p> Signup and view all the answers

    What is the primary function of an input unit?

    <p>To receive data from devices</p> Signup and view all the answers

    Which type of input device is used to enter data into a computer using handwriting?

    <p>Digitizing Tablet</p> Signup and view all the answers

    What is the purpose of an optical mark recognition (OMR) device?

    <p>To read marks on a paper</p> Signup and view all the answers

    Which type of output device is used to display information on a screen?

    <p>Monitor</p> Signup and view all the answers

    What is the purpose of a trackball?

    <p>To control the cursor on a screen</p> Signup and view all the answers

    Which type of input device is used to enter audio data into a computer?

    <p>Microphone</p> Signup and view all the answers

    What is the purpose of a joystick?

    <p>To control games and simulations</p> Signup and view all the answers

    Which type of output device is used to print data on a paper?

    <p>Printer</p> Signup and view all the answers

    What is the purpose of a barcode reader?

    <p>To read barcodes</p> Signup and view all the answers

    Which type of input device is used to enter data into a computer using a light-sensitive device?

    <p>Light Pen</p> Signup and view all the answers

    Who encouraged the author to write a book?

    <p>Dr.S.C.Gupta, Prof.S.K.Wasan, and Dr.Mukul Sinha</p> Signup and view all the answers

    How long did it take the author to write this book?

    <p>2 years</p> Signup and view all the answers

    Who helped the author in clicking photographs for the book?

    <p>M r Neeraj Saxena, Ms Renu Saxena, and M r Rajendra</p> Signup and view all the answers

    What was the role of Sachin Saxena in the writing of the book?

    <p>He was a team member from Pearson Education who provided support</p> Signup and view all the answers

    Who did the author thank for their motivation and cooperation?

    <p>Father-in-law, Gopal Krishan</p> Signup and view all the answers

    Who inspired the author to write a good book?

    <p>Dr.S.C.Gupta, Prof.S.K.Wasan, and Dr.Mukul Sinha</p> Signup and view all the answers

    Who did the author thank for their valuable advice?

    <p>Dr.S.C.Gupta, Prof.S.K.Wasan, and Dr.Mukul Sinha</p> Signup and view all the answers

    Who did the author thank for their love and support?

    <p>Father, Amar Chand</p> Signup and view all the answers

    What is the primary characteristic of a computer?

    <p>All of the above</p> Signup and view all the answers

    What is the classification of a desktop computer?

    <p>Microcomputer</p> Signup and view all the answers

    What is the purpose of the central processing unit?

    <p>Processing of data</p> Signup and view all the answers

    Who is credited with the development of the analytical engine?

    <p>Babbage</p> Signup and view all the answers

    What is the characteristic of fourth generation computers?

    <p>Using microprocessors</p> Signup and view all the answers

    What is the input-process-output concept?

    <p>Input-processing-output</p> Signup and view all the answers

    What is the application of computers in the field of education?

    <p>For teaching and learning</p> Signup and view all the answers

    What is the significance of the fifth generation of computers?

    <p>Using artificial intelligence</p> Signup and view all the answers

    Study Notes

    Input and Output Devices

    • Input devices allow users to enter data into a computer system
    • Examples of input devices include:
      • Keyboard
      • Pointing devices (mouse, trackball, joystick, digitizing tablet)
      • Pick devices (light pen, touch screen)
      • Source data entry devices (audio input device, video input device, optical input devices)

    Source Data Entry Devices

    • Audio input device: captures sound or voice inputs
    • Video input device: captures video inputs
    • Optical input devices:
      • Scanner: reads printed or written text and images
      • Optical Character Recognition (OCR): recognizes and extracts text from images
      • Magnetic Ink Character Recognition (MICR): recognizes and extracts text from magnetic ink characters
      • Optical Mark Recognition (OMR): recognizes and extracts data from marked forms
      • Barcode reader: reads and extracts data from barcodes

    Output Devices

    • Hard copy devices:
      • Printer: prints text and images on paper
      • Plotter: prints large-format documents and images
      • Computer output on microfilm: stores data on microfilm
    • Soft copy devices:
      • Monitor: displays text and images on a screen
      • Visual Display Terminal: displays text and images on a screen
      • Video output: displays video outputs
      • Audio response: outputs audio responses

    Internet and Internet Services

    • Introduction to the Internet:
      • History of the Internet
      • Internetworking protocol
      • Internet architecture
    • Connecting to the Internet:
      • Dial-up access
      • Leased line
      • Integrated Services Digital Network (ISDN)
      • Digital Subscriber Line (DSL)
      • Cable modem
    • Internet services:
      • World Wide Web (WWW):
        • Web browser
        • Uniform Resource Locator (URL)
        • Internet search engines
        • WWW development languages
      • Electronic mail (Email):
        • Email address
        • Email message format
        • Email services
        • How email works
      • File Transfer Protocol (FTP):
        • How FTP works
      • Terminal Network (Telnet)
      • News
      • Internet Relay Chat (IRC)

    Windows XP

    • Features of Windows XP:
      • The desktop
      • The start menu
      • The window
      • The view
      • Selecting files
      • Working with folders
      • Files and folders properties
    • Windows XP explorer:
      • The start menu
      • The window
      • The view
      • Selecting files
      • Working with folders
      • Files and folders properties
    • Configuring Windows XP:
      • Configuring the screen
      • Configuring the mouse
      • Adding or removing programs
      • Adding new hardware
      • System tools
      • The scandisk
      • Windows XP media player
      • Windows XP help

    Word 2007

    • Introduction to Word 2007:
      • Starting MS-Word
      • MS-Word screen and its components
    • The Office button:
      • The home tab
      • The insert tab
      • The page layout tab
      • The references tab
      • The mailings tab
      • The review tab
      • The view tab
      • The help
    • Solved examples:
      • Exercises

    MS-Excel 2007

    • Introduction to MS-Excel 2007:
      • Starting MS-Excel
      • Basics of spreadsheet
      • MS-Excel screen and its components
    • The Office button:
      • The home tab
      • The insert tab
      • The page layout tab
      • The formulas tab
      • The data tab
      • The review tab
      • The view tab
      • The help
    • Solved examples:
      • Exercises

    MS-PowerPoint 2007

    • Introduction to MS-PowerPoint 2007:
      • Starting MS-PowerPoint
      • Basics of PowerPoint
    • MS-PowerPoint screen and its components:
      • The office button
      • The home tab
      • The insert tab
      • The design tab
      • The animations tab
      • The slide show tab
      • The review tab
      • The view tab
      • The help
    • An example:
      • Exercises

    MS-Access 2007

    • Introduction to MS-Access 2007:

      • Starting MS-Access
      • Database terminology

    • MS-Access screen and its components:

      • The office button
      • The home tab
      • The create tab
      • The external data tab
      • The database tools tab
      • The help

    • Solved examples:

      • Exercises### Introduction to Computer

    • Digital and analog computers are two types of computers.

    • Characteristics of computers include:

      • Speed
      • Accuracy
      • Diligence
      • Storage capability
      • Versatility

    History of Computer

    • Calculating machines were the first computers.
    • Napier's bones, slide rule, and Rascal's adding and subtraction machine were early calculating machines.
    • Leibniz's multiplication and dividing machine was another early computer.
    • Punch card system was used in early computers.
    • Babbage's analytical engine and Hollerith's punched card tabulating machine were significant inventions.

    Classification of Computers

    • Microcomputers:
      • Desktop computer or Personal Computer (PC)
      • Notebook computers or laptop
      • Netbook
      • Tablet computer
      • Handheld computer or Personal Digital Assistant (PDA)
      • Smart phones
    • Minicomputers
    • Mainframe computers
    • Supercomputers

    Generations of Computer

    • First generation (1940 to 1956): Used vacuum tubes.
    • Second generation (1956 to 1963): Used transistors.
    • Third generation (1964 to 1971): Used integrated circuits.
    • Fourth generation (1971 to present): Used microprocessors.
    • Fifth generation (present and next): Uses artificial intelligence.

    Computer System

    • Hardware
    • Software
    • Data
    • Users

    Input-Process-Output Concept

    • Input unit
    • Processing unit
    • Output unit

    Components of Computer Hardware

    • Input/output unit
    • Central processing unit
    • Storage unit

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    Related Documents

    Computer Fundamentals (Anita Goel).pdf

    Description

    Learn about the different types of input devices that allow users to enter data into a computer system, including keyboards, pointing devices, and source data entry devices.

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