Multiple choice technology operating systems

how do we make a file hidden in unix?

  1. prefix the name of file with a '.' <dot>

  2. prefix the name of file with a '~' <tilt>

  3. by changing its permissions

  4. Any of the Above
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A Correct answer
Explanation

In Unix-like systems, files are hidden by prefixing their names with a dot (.). Hidden files are not shown by default in directory listings (ls command). Options like tilde (~) or changing permissions don't create hidden files in Unix.

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