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11th Standard Computer Science English Medium Free Online Test Book Back One Mark Questions

11th Standard

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Computer Science

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. A first generation computers used ______.

    (a)

    Vacuum tubes

    (b)

    Transistors

    (c)

    Integrated circuits

    (d)

    Microprocessors

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

    (a)

    Byte

    (b)

    Nibble

    (c)

    Word length

    (d)

    Bit

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

    (a)

    Input devices

    (b)

    Output devices

    (c)

    Memory device

    (d)

    Microprocessor

  4. Operating system is a_____.

    (a)

    Application Software

    (b)

    Hardware

    (c)

    System Software

    (d)

    Component

  5. From the options given below, choose the operations managed by the operating system.

    (a)

    Memory

    (b)

    Processes

    (c)

    Disks and I/O devices

    (d)

    all of the above

  6. Which of the following activities is algorithmic in nature?

    (a)

    Assemble a bicycle

    (b)

    Describe a bicycle.

    (c)

    Label the parts of a bicycle.

    (d)

    Explain how a bicycle works.

  7. Suppose u, v = 10, 5 before the assignment. What are the values of u and v after the sequence of assignments?
    1 u :=v
    2 v := u

    (a)

    u, v = 5,5

    (b)

    u, v = 5 ,10

    (c)

    u, v = 10,5

    (d)

    u, v = 10 ,10

  8. A loop invariant need not be true

    (a)

    at the start of the loop

    (b)

    at the start of each iteration

    (c)

    at the end of each iteration

    (d)

    at the start of the algorithm

  9. Who developed C++?

    (a)

    Charles Babbage

    (b)

    Bjarne Stroustrup

    (c)

    Bill Gates

    (d)

    Sundar Pichai

  10. What is the alternate name of null statement?

    (a)

    No statement

    (b)

    Empty statement

    (c)

    Void statement

    (d)

    Zero statement

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