CompTIA LX0-101 Actual Free Exam Questions & Community Discussion
Which of the following is the default process priority when a process is started using the nice command?
Correct Answer: A
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CORRECT TEXT
To change the priority of a running process, an administrator should use the ____ command. (Specify command only with no options.)
To change the priority of a running process, an administrator should use the ____ command. (Specify command only with no options.)
Correct Answer:
/usr/bin/renice,renice
In the vi editor, which of the following commands will delete the current line at the cursor and the 16 lines following it (17 lines total)?
Correct Answer: C
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What file contains kernel level logging information such as output from a network driver module when it is loaded? (Please enter only a single command and do not enter duplicate answers in this field.)
What file contains kernel level logging information such as output from a network driver module when it is loaded? (Please enter only a single command and do not enter duplicate answers in this field.)
Correct Answer:
/var/log/kern.log,/var/log/messages,kern.log,messages
CORRECT TEXT
What command is used to display a file in octal format? (Please enter only a single command and do not enter duplicate answers in this field.)
What command is used to display a file in octal format? (Please enter only a single command and do not enter duplicate answers in this field.)
Correct Answer:
/usr/bin/hexdump,/usr/bin/od,hexdump,od
An administrator is having some trouble with a disk partition and needs to do maintenance on this partition. The administrator's users home directories are on it and several are logged in. Which of the following commands would disconnect the users and allow the administrator to safely execute maintenance tasks?
Correct Answer: B
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Which of the following commands will print to standard out only the lines that do not begin with # (pound symbol) in the file foobar?
Correct Answer: C
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Many people like the vi text editor but the default bash command line editor recognizes emacs keystrokes. Which of the following commands, entered into a bash initialization file, will have bash recognize vi keystrokes after login?
Correct Answer: A
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An administrator wishes to kill a process with a PID of 123. Which of the following commands will allow the process to "clean up" before exiting?
Correct Answer: D
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