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If you want to move a character to the left in vi command mode, you can press the left arrow key or:
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To save and then quit, you can type in command mode:
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To move backward through a vi document, word by word, you press:
Linux Questions asked 1 year ago • 
To navigate to the end of the line in vi command mode, you can press:
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To use regular expression characters to match themselves, you cannot:
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The regular expression a? is equivalent to:
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Which of the following regular expression characters is an extended regular expression character?
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Which regular expression character matches zero or more of the previous character?
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Which regular expression character matches any one character?
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The _ command provides many options for formatting a file for printing.
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To put the lines of a file in alphabetical order, you can run:
Linux Questions asked 1 year ago • 
If you want a file to be displayed with its lines numbered, you can use:
Linux Questions asked 1 year ago • 
Which of the following is a non-interactive editor?
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Which command will merge two files together line by line?
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To send the normal and error output of a command to a single file, you can use:
Linux Questions asked 1 year ago • 
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