Linux shell script to check if the Number is a Prime or not? number=53 i=2 flag=0 while test $i -le `expr $number / 2` do if test `expr $number % $i` -eq 0 then flag=1 fi i=`expr $i + 1`
Linux operating system – Features, Functionalities & Security
What is Linux? Linux is an operating system. It has Graphical User Interface. It is Unix-like, open source and community-developed operating system (OS) for computers, servers, mainframes, mobile devices and embedded devices. How is the Linux operating system used?