Computer Organization Important Questions

11th Standard

    Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 50
    10 x 1 = 10
  1. Which of the following is said to be the brain of a computer?

    (a)

    Input devices

    (b)

    Output devices

    (c)

    Memory device

    (d)

    Microprocessor

  2. How many bits constitute a word?

    (a)

    8

    (b)

    16

    (c)

    32

    (d)

    determined by the processor used.

  3. How many memory locations ate identified by a processor with 8 bits address bus at a time?

    (a)

    28

    (b)

    1024

    (c)

    256

    (d)

    8000

  4. What is the capacity of 12cm diameter DVD with single sided and single layer?

    (a)

    4.7 GB

    (b)

    5.5 GB

    (c)

    7.8 GB

    (d)

    2.2 GB

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

    (a)

    blocks

    (b)

    sectors

    (c)

    pits

    (d)

    tracks

  6. Which of the following performs all tasks in the computer?

    (a)

    Chips

    (b)

    Bus

    (c)

    CPU

    (d)

    I/O devices

  7. Microprocessors were first introduced in the early

    (a)

    1956

    (b)

    1958

    (c)

    1960

    (d)

    1970

  8. The first general purpose Microprocessor developed by ............

    (a)

    IBM

    (b)

    Intel

    (c)

    Apple

    (d)

    Microsoft

  9. Which of the following is an integrated circuit?

    (a)

    Personal computers

    (b)

    Microprocessors

    (c)

    INTEL

    (d)

    Transistors

  10. Which of the following is a programmable multipurpose silicon chip that is based on a register?

    (a)

    Microprocessor

    (b)

    Clock

    (c)

    Address Bus

    (d)

    Data bus

  11. 5 x 2 = 10
  12. What is HDMI?

  13. Which source is used to erase the content of a EPROM?

  14. Name the communication channels between the microprocessor and other devices in the computer.

  15. What are the collections of System Bus?

  16. Draw the block diagram of a microprocessor based system.

  17. 5 x 3 = 15
  18. Write down the interfaces and ports available in a computer.

  19. Ditferentiate CD and DVD.

  20. How will you differentiate a flash memory and an EEPROM?

  21. Write the three main units of microprocessor.

  22. What is microprocessor? 

  23. 3 x 5 = 15
  24. Explain the types of ROM.

  25. Explain the classification of Microprocessor based on Instruction set?

  26. Define the following. (a) Bus (b) Data bus (c) Address bus (d) Control Bus

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