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C-MCQs - Basic Linux
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C-MCQs - Pointers - C
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C-MCQs - Preprocessor - C
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C-MCQs - Storage Management
C-MCQs - Conditional Expressions
C-MCQs - Control Flow Statements
C-MCQs - Standard Input and Output
C-MCQs - Structures, Unions, Bit-fields
  1. wtmp and utmp files contain:
    2. A.
    Temporary system data
    B.
    User login-logout log
    C.
    The user's command execution log
    D.
    The user's su and sudo attempts

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  2. Which is the core of the operating system?
    3. A.
    Shell
    B.
    Kernel
    C.
    Commands
    D.
    Script

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  3. ILP32 stands for
    4. A.
    32 bit Integer, Long & Pointer
    B.
    32 bit Integrated Long & Pointer
    C.
    32 bit Intelligent Long & Pointer
    D.
    32 bit Long & Pointer

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  4. Single Unix Specification Version 2 provides enhanced support for
    5. A.
    16 bit Unix
    B.
    32 bit Unix
    C.
    64 bit Unix
    D.
    8 bit Unix

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  5. Under UNIX the key board is the default input device and the monitor is the default output device
    6. A.
    True
    B.
    False
    C.
    Can't be determined

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  6. Which among the following interacts directly with system hardware?
    7. A.
    Shell
    B.
    Commands
    C.
    Kernel
    D.
    Applications

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  7. Applications communicate with kernel by using:
    8. A.
    System Calls
    B.
    C Programs
    C.
    Shell Script
    D.
    Shell

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  8. The dmesg command
    9. A.
    Shows user login logoff attempts
    B.
    Shows the syslog file for info messages
    C.
    kernel log messages
    D.
    Shows the daemon log messages

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  9. The command "mknod myfifo b 4 16
    10. A.
    Will create a block device if user is root
    B.
    Will create a block device for all users
    C.
    Will create a FIFO if user is not root
    D.
    None of the above

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  10. Which command is used to set terminal IO characteristic?
    11. A.
    tty
    B.
    ctty
    C.
    ptty
    D.
    stty

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