Computer Organization - Important Question Paper

11th Standard

    Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 50

    Part A

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

    (a)

    ALU

    (b)

    Control unit

    (c)

    Cache memory

    (d)

    register

  3. How many bits constitute a word?

    (a)

    8

    (b)

    16

    (c)

    32

    (d)

    determined by the processor used.

  4. 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

  5. Which of the following is a CISC processor?

    (a)

    Intel P6

    (b)

    AMD K6

    (c)

    Pentium III

    (d)

    Pentium IV

  6. Which is the fastest memory?

    (a)

    Hard disk 

    (b)

    Main memory

    (c)

    Cache memory

    (d)

    Blue-Ray disc

  7. 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

  8. 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

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

    (a)

    blocks

    (b)

    sectors

    (c)

    pits

    (d)

    tracks

  10. Display devices are connected to the computer through __________

    (a)

    USB port

    (b)

    Ps/2 port

    (c)

    SCSI port

    (d)

    VGA connector

  11. Part B

    6 x 2 = 12
  12. What are the parameters which influence the characteristics of a microprocessor?

  13. What is an instruction?

  14. What is a program counter?

  15. What is HDMI?

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

  17. What are the collections of System Bus?

  18. Part C

    6 x 3 = 18
  19. Differentiate Computer Organization from Computer Architecture.

  20. Classify the microprocessor based on the size of the data .

  21. Write down the classifications of microprocessors based on the instruction set.

  22. Differentiate PROM and EPROM

  23. List out the operation carried out by and Instruction set.

  24. What does word size determines? 

  25. Part D

    2 x 5 = 10
  26. Explain the ports and interfaces.

  27. Explain the flash memory devices and BIu-ray disc.

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