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CSE :: Unix

  1. Which of command is used to copy a file?

  2. A.
    copy
    B.
    cp
    C.
    cpio
    D.
    tar
    E.
    None of the above

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  3. The special shell variable $* is used

  4. A.
    to exit status of ast command executed.
    B.
    to process number of the current shell
    C.
    to list the positional parameters
    D.
    to name the command being executed
    E.
    None of the above

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  5. The cat command is used to

  6. A.
    capture a file
    B.
    display a file
    C.
    print a file
    D.
    copy a file
    E.
    None of the above

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  7. The UNIX file system stores a data in physical blocks of

  8. A.
    1024 bytes
    B.
    2048 bytes
    C.
    512 bytes
    D.
    256 bytes
    E.
    None of the above

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  9. Which command is used to terminate all processes in your own system except the login shell?

  10. A.
    kill 1
    B.
    kill 0
    C.
    cancel all
    D.
    cancel 1
    E.
    None of the above

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  11. Which operator will be used with chmod command to assign absolute permission?

  12. A.
    +
    B.
    -
    C.
    =
    D.
    %
    E.
    None of the above

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  13. Which command is used to link the files?

  14. A.
    lk
    B.
    ln
    C.
    cp
    D.
    tar
    E.
    None of the above

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  15. Which of the following signs is used to back up over typing errors in vi?

  16. A.
    @
    B.
    #
    C.
    $
    D.
    !
    E.
    None of the above

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  17. Major expressions used with find command to select file is it has been accessed in more than 375 days, is

  18. A.
    -atime +365
    B.
    -mtime + 365
    C.
    -atime -365
    D.
    -mtime -365
    E.
    None of the above

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  19. Which of are following internal commands is used in mail to forward mail to user in user-list?

  20. A.
    r user-list
    B.
    m user-list
    C.
    d user-list
    D.
    e user-list
    E.
    None of the above

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