CAT Commands in Linux

Cat
Command 

Cat Command is used for following purposes:

1.      
Create File

2.      
Write File

3.      
Append File

4.      
Display File Content

5.      
Concatenate Files

How to create File Using Cat Command:

Ø  cmd:    cat > /home/SALMAN/Desktop/MyDoc My_file1

How to save data in file:

Ø  press ctrl+d to save and exit from the file

How to display data/content

Ø  cat /home/ SALMAN /Desktop/MyDoc/My_File1

Ø  [junaid@localhost MyDoc]$ cat
MyFile MyFile2

o   Multiple file data displays

How to append any file:

Ø  cat >> /home/ SALMAN /Desktop/MyDoc
My_file1

How to concat two files in a new:

Ø  cat  My_file1 My_file2
>> newFile (treminal in same directory)

Display Line Numbers in File Content:

Ø 
cat -n MyFile (Terminal and file  at same directory)