Which command is used to remove a file from the system?
Explanation
The 'rm' command is specifically designed to delete files. 'rename' changes file names, 'delete' is not a standard command in Unix/Linux, and 'cp' is used to copy files.
The 'rm' command is specifically designed to delete files. 'rename' changes file names, 'delete' is not a standard command in Unix/Linux, and 'cp' is used to copy files.