Mostly Used Simple Unix Commands For Testers

1. To create a file ==> cat↑>↑filename
2. To read a file ==> cat↑filename
3. To append existing file ==> cat↑>>filename
4. To copy a file ==> cp↑file1↑file2
5. To rename a file == > mv↑file1↑file2
6. List your file ==> ls↑-a
7. List all files ==> ls↑-al
8. List directories with contents ==> ls↑-R
9. List directories without contents ==> ls↑aFd
10. To remove a directory ==> rmdir↑directory name
11. To remove non empty directory ==> rm↑-r↑directory name