Multiple choice technology

how to make a copy of file "upper" in the directory two levels up?

  1. jump -2 upper

  2. cp upper ../..

  3. cp upper -2/

  4. copy upper -2/
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The cp command copies files. '../..' means parent directory's parent (two levels up). 'cp upper ../..' copies file 'upper' to that location. Options A, C, and D use non-existent or incorrect commands.

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