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Operating System - section-8
  1. The necessary conditions needed before deadlock can occur?

    2. A.

     No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
    B.

     Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
    C.

     Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
    D.

     Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

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  2. The OS used to operate the mobile phone is a

    3. A.

     Smart card OS
    B.

     Embedded OS
    C.

     Multiuser OS
    D.

     None of above

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  3. UNIX operating system is a(n)

    4. A.

     Time sharing operating system
    B.

     Multi-user operating system
    C.

     Multi-tasking operating system
    D.

     All of the above

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  4. The ability of an operating system to control the activities of multiple program at the same time is called

    5. A.

     Multitasking
    B.

     Multiprocessing
    C.

     Multioperating
    D.

     Multipaging

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  5. Disk label name can be up to ...... characters

    6. A.

     8
    B.

     9
    C.

     11
    D.

     255

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  6. ...... is used in operating system to separate mechanism from policy

    7. A.

     Single level implementation
    B.

     Two level implementation
    C.

     Multi level implementation
    D.

     None

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  7. The modern keyboard typically has __________ Function keys.

    8. A.

     10
    B.

     12
    C.

     14
    D.

     16

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  8. Essential files of MS DOS are

    9. A.

     Command.com
    B.

     Io.sys
    C.

     Msdos.sys
    D.

     All of above

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  9. Which Operating System doesn't support long file names?

    10. A.

     OS / 2
    B.

     Windows 95
    C.

     MS-DOS
    D.

     Windows NT

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  10. We need system files to run

    11. A.

     MS Word
    B.

     MS Excel
    C.

     MS Dos
    D.

     MS Access

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