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Q. What does the following command do?
$ who | wc –l
This command indicates the number of users connected to a session.
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Which command is used to make a file system available to the system?
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What command is used to sort the lines of data in a file in reverse order?
Which of the following interacts directly with the system hardware?
Which entry in ftpaccess limits the number of failed password attempts?
Which command is used to create password of your linux system?
Which command executes ‘command’ in place of the current process instead of creating a new process?
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