Term I - Model Question Paper

11th Standard

    Reg.No. :
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Computer Applications

Time : 03:00:00 Hrs
Total Marks : 100

    Part A

    Multiple Choice Question

    20 x 1 = 20
  1. First generation computers used ______.

    (a)

    Vacuum tubes

    (b)

    Transistors

    (c)

    Integrated circuits

    (d)

    Microprocessors

  2. Name the volatile memory _____

    (a)

    ROM

    (b)

    PROM

    (c)

    RAM

    (d)

    EPROM

  3. In ATM machines, which one of the following is used to ____

    (a)

    Touch Screen

    (b)

    Speaker

    (c)

    Monitor

    (d)

    Printer

  4. When a system restarts _______ which type of booting is used.

    (a)

    Warm booting

    (b)

    Cold booting

    (c)

    Touch boot

    (d)

    Real boot

  5. Expand POST

    (a)

    Post on Self Test

    (b)

    Power on Software Test

    (c)

    Power on Self Test

    (d)

    Power on Self Text

  6. Which of the following led us today to extremely high speed calculating device?

    (a)

    Laptop

    (b)

    Tabulating Machine

    (c)

    Abacus

    (d)

    ENIAC

  7. The first calculating device is

    (a)

    ENIAC

    (b)

    Analytical Engine

    (c)

    EDVAC

    (d)

    Abacus

  8. In which generation, the Voice Recognition software developed?

    (a)

    Sixth

    (b)

    Fourth

    (c)

    Third

    (d)

    Second

  9. Robotics develop in_____ generation.

    (a)

    Third

    (b)

    Fourth

    (c)

    Fifth

    (d)

    Sixth

  10. Which refers to the number of bits processed by a computer's CPU?

    (a)

    Byte

    (b)

    Nibble

    (c)

    Word length

    (d)

    Bit

  11. Expansion for ASCII

    (a)

    American School Code for Information Interchange

    (b)

    American Standard Code for Information Interchange

    (c)

    All Standard Code for Information Interchange

    (d)

    American Society Code for Information Interchange

  12. How many characters can be handled in Binary Coded Decimal System?

    (a)

    64

    (b)

    255

    (c)

    256

    (d)

    128

  13. For 11012 what is the Hexadecimal equivalent?

    (a)

    F

    (b)

    E

    (c)

    D

    (d)

    B

  14. A + A =?

    (a)

    A

    (b)

    O

    (c)

    I

    (d)

    A

  15. NOR is a combination of?

    (a)

    NOT(OR)

    (b)

    NOT(AND)

    (c)

    NOT(NOT)

    (d)

    NOT(NOR)

  16. Which of the following is said to be the brain of a computer?

    (a)

    Input devices

    (b)

    Output devices

    (c)

    Memory device

    (d)

    Microprocessor

  17. Which of the following is not the part of a microprocessor unit?

    (a)

    ALU

    (b)

    Control unit

    (c)

    Cache memory

    (d)

    register

  18. Which of the following device identifies the location when address is placed in the memory address register?

    (a)

    locator

    (b)

    encoder

    (c)

    decoder

    (d)

    multiplexed

  19. What is the smallest size of data represented in a CD?

    (a)

    blocks

    (b)

    sectors

    (c)

    pits

    (d)

    tracks

  20. Display devices are connected to the computer through __________

    (a)

    USB port

    (b)

    Ps/2 port

    (c)

    SCSI port

    (d)

    VGA connector

  21. Part B

    Answer All Questions

    9 x 2 = 18
  22. Why POST is essential?

  23. Write the limitations of impact printer.

  24. Write the main advantages of using LED & LCD Screen.

  25. List the types of information stored in a computer

  26. Name the Number system is used in general

  27. Name the measurement of clock speed of the computer.

  28. What is instruction set?

  29. Name the different types of CPU Register.

  30. Define Decoder. 

  31. Part C

    Answer All Questions

    14 x 3 = 42
  32. What is an input device? Give two examples.

  33. Name any three output devices.

  34. Differentiate Optical and Laser mouse.

  35. Define Transistor.

  36. What is Machine language?

  37. Write note on binary number System

  38. Write short note on ISCII.

  39. Write the truth table of fundamental gates

  40. Reason out why the NAND an NOR are called universal gates?

  41. Give the truth table of XOR gate

  42. What is MSB, LSB and Binary point? Give example.

  43. Write a note on a hexadecimal number system

  44. What is microprocessor? 

  45. Draw a diagram of interconnecting the microprocessor with other devices of the computer system.

  46. Part D

    Answer All Questions

    4 x 5 = 20
  47. Explain the basic components of a computer with a neat diagram.

  48. What is radix of a number system? Give example

  49. State whether the following numbers are valid or not. If invalid, given reason

  50. How the read and write operations are performed by a processor? Explain.

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