Which: | |||
1) command shows free disk space? | |||
2) command shows process status? | |||
3) option to the above command shows all system processes? | |||
4) command tells a process to die gracefully? | |||
5) option to the above command tells a process to die immediately? | |||
6) command finds words in text? | |||
7) symbol sends output to another program? | |||
8) 'cp' and 'rm' option acts on trees? | |||
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