LFCS: Linux Foundation Certified System Administrator - Command "nice -5 /usr/bin/prog"

Linux Foundation Certified System Administrator

Question

Regarding the command:

nice -5 /usr/bin/prog

Which of the following statements is correct?

Answers

Explanations

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A. B. C. D.

B

The nice command is used to execute a command with a modified scheduling priority, also known as the "nice value." A lower nice value corresponds to a higher priority for the process, and a higher nice value corresponds to a lower priority.

In the given command nice -5 /usr/bin/prog, the -5 option sets the nice value to -5, which means that the /usr/bin/prog command will have a higher priority compared to other processes with a higher nice value.

Therefore, the correct answer is A. /usr/bin/prog is executed with a nice level of -5.