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11th Standard Computer Applications Computer Organization English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

11th Standard

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Computer Applications

Time : 00:20:00 Hrs
Total Marks : 20

    Answer all the questions

    20 x 1 = 20
  1. Which of the following is not the part of a microprocessor unit?

    (a)

    ALU

    (b)

    Control unit

    (c)

    Cache memory

    (d)

    register

  2. Which is the fastest memory?

    (a)

    Hard disk 

    (b)

    Main memory

    (c)

    Cache memory

    (d)

    Blue-Ray disc

  3. 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

  4. Display devices are connected to the computer through __________

    (a)

    USB port

    (b)

    Ps/2 port

    (c)

    SCSI port

    (d)

    VGA connector

  5. Which of the following deals with the hardware components of a computer system?

    (a)

    Application software

    (b)

    Computer architecture

    (c)

    Computer Organization

    (d)

    System software,

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

    (a)

    IBM

    (b)

    Intel

    (c)

    Apple

    (d)

    Microsoft

  7. The first general purpose Microprocessor was......

    (a)

    5005

    (b)

    4004

    (c)

    8085

    (d)

    8086

  8. 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

  9. Which of the following process computer instructions?

    (a)

    ALU

    (b)

    Control Unit

    (c)

    Register

    (d)

    Microprocessor

  10. Which holds the instruction and data for the execution of the processor?

    (a)

    ALU

    (b)

    Control Unit

    (c)

    Register

    (d)

    System Bus

  11. System Bus is the collection of .................

    (a)

    Address bus

    (b)

    Data bus

    (c)

    Control bus

    (d)

    All of these

  12. How many characteristics the microprocessor depends on?

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

     8

  13. Which of the following is not the unit of Microprocessor?

    (a)

    ALU

    (b)

    Clock speed

    (c)

    Control Unit

    (d)

    Register

  14. Which of the following regulates the speed of the microprocessor?

    (a)

    Program counter

    (b)

    Instructions set

    (c)

    ALU

    (d)

    Clock

  15. One Hertz =............... cycle per second.

    (a)

    (b)

    1

    (c)

    (d)

    3

  16. Expansion of MHz is .........

    (a)

    Memory Hertz

    (b)

     MegaHertz

    (c)

    Micro Hertz 

    (d)

    Main Hertz

  17. Which of the following in turn determines the architecture of the microprocessor?

    (a)

    I/O pins

    (b)

    Control flow

    (c)

    Data transfer

    (d)

    Operations

  18. Which of the following accessed the total number of pins on the microprocessor?

    (a)

    Hertz

    (b)

    Clock speed

    (c)

    System bus

    (d)

    Word size

  19. In Microprocessor, the total output pins is always ........... to the total input pins.

    (a)

    equal

    (b)

    greater than

    (c)

    less than

    (d)

    not equal

  20. How many types of Register the CPU has?

    (a)

     4

    (b)

     2

    (c)

     8

    (d)

    16

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