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Operating System - section-7
Operating System - section-8
  1. Which of the following is not a video file extension?

    2. A.

     .avi
    B.

     .wav
    C.

     .mpeg
    D.

     .mov

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  2. What is the extension of the font file?

    3. A.

     .ttf
    B.

     .mdb
    C.

     .fft
    D.

     .txt

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  3. Which is not executable file?

    4. A.

     .com
    B.

     .exe
    C.

     .bat
    D.

     .txt

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  4. To move to the beginning of a line of text, press the __________ key.

    5. A.

     A
    B.

     PgUp
    C.

     Enter
    D.

     Home

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  5. When was MS Windows operating system introduced?

    6. A.

     1975
    B.

     1985
    C.

     1995
    D.

     2000

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  6. First operating system was developed in

    7. A.

     1958
    B.

     1976
    C.

     1956
    D.

     1946

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  7. The maximum length of any single path from the root directory?

    8. A.

     54
    B.

     63
    C.

     80
    D.

     27

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  8. The part of machine level instruction, which tells the central processor what has to be done, is

    9. A.

     Operation code
    B.

     Address
    C.

     Locator
    D.

     Flip-Flop
    E.

     None of the above

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  9. Which of the following refers to the associative memory?

    10. A.

     the address of the data is generated by the CPU
    B.

     the address of the data is supplied by the users
    C.

     there is no need for an address i.e. the data is used as an address
    D.

     the data are accessed sequentially
    E.

     None of the above

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  10. To avoid the race condition, the number of processes that may be simultaneously inside their critical section is

    11. A.

     8
    B.

     1
    C.

     16
    D.

     0
    E.

     None of the above

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