Last Updated on May 20, 2021 by Admin
Introduction to Linux I Chapter 11 Exam Answer
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Question ID 426
To execute a command called “simple” as a foreground process, you would type:
- fg simple
- simple &
- foreground simple
- simple
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Question ID 427
The key press combination that will request a process to stop is:
- CTRL+z
- CTRL+p
- CTRL+c
- CTRL+d
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Question ID 428
The key press combination that will request a running process terminate:
- CTRL+z
- CTRL+d
- CTRL+p
- CTRL+c
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Question ID 429
The main advantage of running a process in the background is:
- The process will automatically run at a low priority
- You can be assured that the process will not terminate early
- The process will be logged
- You can continue to use the shell that started the process
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Question ID 430
To see the list of background processes that you have started in your shell, you can run:
- process
- jobs
- work
- list
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Question ID 431
Using the kill command always terminates processes.
True or False?
- True
- False
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Question ID 432
To view all processes on the system, you can execute:
- ps –all
- ps
- ps -f
- ps -e
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Question ID 433
In order to run a command called “tough” in the background, you would type:
- start -b tough
- tough&
- tough@
- bg tough
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Question ID 434
If you want a background process to keep running after log out, you can use:
- nokill
- nohup
- nofg
- bg
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Question ID 435
A popular program for monitoring running processes in real-time is:
- watcher
- mon
- top
- ghost
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Question ID 436
To view statistics on memory availability, you can use:
- mem
- stat
- free
- uname
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Question ID 437
To send a signal to a set of processes with the same name, you can run:
- killall
- grpkill
- allkill
- sigkill
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Question ID 438
The uptime command prints a statistic representing the system load over what three time spans?
(choose three)
- Last thirty minutes
- Last minute
- Last five minutes
- Last ten minutes
- Last fifteen minutes
- Last hour
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Question ID 439
What command can be used as a prefix to another command to run it at an altered priority?
- low
- chpr
- nice
- pri
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Question ID 440
What command can be used to alter the priority of a running process?
- repri
- renice
- relow
- chpr
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Question ID 444
Placing an __ character at the end of the command line will put the command in the background.
- !
- &
- B
- ?
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Question ID 445
A signal is:
- A technique to tell a process to take some sort of action
- A command option
- A technique to send data to a process
- A command argument
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Question ID 447
Which of the following is not a valid way to send the “force kill” signal to a process?
- kill -KILL PID
- kill -SIGKILL PID
- kill -9 PID
- kill -FORCE PID
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Question ID 448
Which of the following commands will stop all processes owned by the user bob?
(choose two)
- killall -u bob
- pkill -u bob
- kill -u bob
- kill -l
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Question ID 449
To execute a command with the lowest possible priority, which value do you pass to the nice command?
- 0
- 20
- -20
- 19
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Question ID 450
To execute a command with the highest possible priority, which value do you pass to the nice command?
- -20
- 19
- 0
- 20
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Question ID 451
To execute a command with the default priority, which value do you pass to the nice command?
- -20
- 20
- 19
- 0
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Question ID 886
The _____ command will list the commands that are running in your terminal.
- list
- ps
- proc
- ls
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Question ID 887
To change the niceness value of an existing process, you can use the _____ command.
- renice
- set
- reset
- nice
Question ID 888
To see how long the system has been running, you can use the _____ command.
- free
- nice
- uptime
- ps
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Question ID 889
To send a paused process to the background, use the _____ command.
- fg
- ps
- bg
- jobs
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Question ID 890
To set a priority value lower than 0, you must log in as which user?
- Any user account
- No user can specify a priority lower than 0
- The root user
- The adm user
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Question ID 891
To view system memory usage, you can use the _____ command.
- uptime
- nice
- free
- ps
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Question ID 892
What character do you place between commands to execute multiple commands on a single command line?
- ;
- &
- :
- ~
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Question ID 893
What option to the kill command will list the signals for the system?
- -9
- -list
- -l
- -r