Linux+ Networking Chapter 10

13 Questions | Total Attempts: 734

SettingsSettingsSettings
Linux Plus Networking Quizzes & Trivia

Linux+ Networking Chapter 10


Questions and Answers
  • 1. 
    Which command entered without arguments is used to display a list of processes running in the current shell?
    • A. 

      Ppid

    • B. 

      List

    • C. 

      Pid

    • D. 

      Ps

  • 2. 
    The term used to describe a process spawning or initiating another process is referred to as_________.
    • A. 

      A child process

    • B. 

      Forking

    • C. 

      Branching

    • D. 

      Parenting

  • 3. 
    How can you bypass the wait function and send a user process to the background?
    • A. 

      This cannot happen once a process is executing; it can only be done when the command is started by placing an ampersand (&) after it.

    • B. 

      This cannot happen; only daemon processes can run in the background.

    • C. 

      You can use the ps command.

    • D. 

      You can use the Ctrl+z key combination and the bg command.

  • 4. 
    The at command is used to _______________.
    • A. 

      Schedule processes to run periodically in the background

    • B. 

      Schedule processes to run periodically on a recurring basis in the future

    • C. 

      Schedule processes to run at a single instance in the future

    • D. 

      Schedule processes to run in the foreground

  • 5. 
    What command is used to view and modify user jobs scheduled to run with cron?
    • A. 

      Crontab

    • B. 

      Cron

    • C. 

      Ps

    • D. 

      Sched

  • 6. 
    Every process has a process ID and a__________.
    • A. 

      Fork process

    • B. 

      Daemon

    • C. 

      Child process

    • D. 

      Parent process ID

  • 7. 
    The killall command terminates _____________.
    • A. 

      All instances of a process with the same PPID

    • B. 

      All instances of a process with the same PID

    • C. 

      All instances of a process with the same priority

    • D. 

      All instances of a process with the same name

  • 8. 
    Nice values are used to affect process priorities using a range between _____________.
    • A. 

      0 and 20

    • B. 

      0 and -19

    • C. 

      –19 and 20

    • D. 

      –20 and 19

  • 9. 
    What is the name given to a process not associated with a terminal?
    • A. 

      Child process

    • B. 

      Parent process

    • C. 

      User process

    • D. 

      Daemon process

  • 10. 
    To kill a process running in the background, you must place a % character before its process ID. True or False?
    • A. 

      True

    • B. 

      False

  • 11. 
    What kill level signal cannot be trapped?
    • A. 

      1

    • B. 

      9

    • C. 

      3

    • D. 

      15

  • 12. 
    A runaway process that is faulty and consuming mass amounts of system resources ___________.
    • A. 

      Is a zombie process

    • B. 

      Is an orphaned process

    • C. 

      Has a PPID of Z

    • D. 

      Is a rogue process

  • 13. 
    Which command is used to gain real-time information about processes running on the system with the most processor-intensive processes listed at the beginning of the list?
    • A. 

      Ps

    • B. 

      Ps -elf

    • C. 

      Top

    • D. 

      Top -l

Back to Top Back to top