Linux File Commands Reference
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
Linuxsysad 