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LX0-103 GNU and Unix Commands > Create, monitor and kill processes > Flashcards

Create, monitor and kill processes Flashcards

1
Q

What command will display information about the kernel?

A

uname

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2
Q

What command shows the processes status?

A

ps

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3
Q

What command shows a dynamic update of processes status?

A

top

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4
Q

What command will show minimal processes associated with the current session?

A

jobs

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5
Q

What command will halt the foreground process and return focus to the CLI?

A

Ctrl+z

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6
Q

What command will return focus from a CLI back to a running process?

A

fg (foreground)

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7
Q

What does an & at the end of a running job mean?

A

Running in the background

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8
Q

How would you launch a program to run in the background?

A

add an & at the end

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9
Q

What command will run a launched program in the background?

A

bg

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10
Q

What command will end a process?

A

kill

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11
Q

What kill signal level terminate interactive programs and forces them to restart?

A

1 SIGHUP

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12
Q

What kill signal level causes a process to end without performing routine shutdown tasks?

A

9 SIGKILL

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13
Q

What kill signal level causes a process to end performing routine shutdown tasks?

A

15 SIGTERM

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14
Q

What command shows how long the computer has been running?

A

uptime

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15
Q

What nohup mean?

A

No hang up - keep the process running when the terminal session is ended

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16
Q

What command will show the amount of memory in use?

A

free

17
Q

What are the time intervals for the three uptime values?

A

1 5 and 15 minutes

18
Q

What ps option shows all the processes without a controlling terminal?

A

ps -x

19
Q

What ps option shows all the processes with controlling terminals?

A

ps -a

20
Q

What ps option shows all the processes?

A

ps -e

21
Q

What ps option shows all the processes for a particular user?

A

ps -u

22
Q

What ps option shows all the processes for a particualr command?

A

ps -C

23
Q

What ps option will specify what columns to display?

A

ps -o

LX0-103 GNU and Unix Commands (8 decks)

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