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Linux Commands

File Commands:--

1. ls: Directory listing
2. ls -al: Formatted listing with hidden files
3. ls -lt :Sorting the Formatted listing by time modification
4. cd dir: Change directory to dir
5. cd: Change to home directory
6. pwd: Show current working directory
7. mkdir dir: Creating a directory dir
8. cat >file: Places the standard input into the file
9. more file: Output the contents of the file
10. head file: Output the first 10 lines of the file
11. tail file: Output the last 10 lines of the file
12. tail -f file: Output the contents of file as it grows,starting with
the last 10 lines
13. touch file: Create or update file
14. rm file: Deleting the file
15. rm -r dir: Deleting the directory
16. rm -f file: Force to remove the file
17. rm -rf dir: Force to remove the directory dir
18. cp file1 file2: Copy the contents of file1 to file2
19. cp -r dir1 dir2: Copy dir1 to dir2;create dir2 if not present
20. mv file1 file2: Rename or move file1 to file2,if file2 is an existing
directory
21. ln -s: file link Create symbolic link link to file

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