In LINUX files can be created by using any of the three methods given below: 1. Cat command (cat - CONCATENATION) 2. Touch command 3. Vi editor 1. cat command: cat stands for CONCATENATE. This is the basic command when we start learning LINUX/UNIX, as the name suggest it is used to create new file, concatenate files and display the content of the files on the standard output. Different examples of cat command which will be useful for the beginners. 1. Creating new file 2. View the contents of the file 3. View the contents of multiple files 4. Display the output of a file using page wise 5. cat command without filename arguments 6. Display the content of a file with line numbers 7. Copy the contents of a one file to another file 8. Appending the contents of one file to another file 9. Redirecting the output of multiple files into a single file. 10. Getting input using standard input operator 11. Storing the output of multiple files into