Here Are Top 15 Unix Commands For You

A UNIX admin has literally thousands of commands at his/her beck and call. However, with the whopping number also comes the need to be doubly sure of what each command stands for. While it takes practice to get used to them, we are here to make your life easier by compiling a list of 15 Unix commands and their key functions.

1.alias

-substitute a more familiar name in place of a long string.

2.awk

-search for patterns in a file and process them.

3.cd

-sets the working directory of a process.

4.chown

-changes file ownership.

5.chmod

-changes file permission.

6.cp

-copy files.

7.cpio

-copy and move around files and directories.

8.df

-reports filesystem disk space usage.

9.env

-displays information about your current environment.

10.echo

-echoes a string variable to standard output.

11.ftp

-copies files back and forth on different host machines.

12.grep

-searches one or more files for a given character string or pattern.

13.id

-prints out real and effective UIDs and GIDs.

14.head

-outputs the first part of a file.

15.ssh

-Used for secure network connections and tunneling of TCP services.