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If you want to append content to a file with the normal output of a command, you can use:
OpenLinux Questions asked 2 years ago • 
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Which option for the grep command will invert the pattern matching results?
OpenLinux Questions asked 2 years ago • 
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What does the vertical bar | character do in a regular expression?
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Which option of the head command will display only the first six lines of a file? (choose two)
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The _ command will search for files using a database of all files, which is generated on demand or scheduled.
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The period . character in the output of the ls command represents:
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Brackets can be used to represent a range of characters. True or False?
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Assuming at least one file matching the pattern is in the current directory, the command echo ???a will display:
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The PATH variable can be used under which situation?
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Environment variables cannot be created by which command?
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The command man 5 passwd will:
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Which of the following man page sections will show the syntax for how a command should be executed?
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A command can take the form of: (choose three)
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What directory contains a user’s home directory?
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Which files contain user account information? (choose two)
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