There are various features of Linux:
Portability :- The strong thing about Linux is that it can tun successfully on all computer. The various behind it portability is that it is written in a high level language which has made it easier to to read, understand and change.
Machine Independent :- The Linux system does not expose the machine architectures to the user, then it become vary easy to write application that can run on mini, micros and main frames.
Multi-user Capability :- A multi-user system in which the same computer resources like hard disk, memory, etc. Can be used or accessed by many users simultaneously.
Multi-user Capability :- Linux has the facility to carry out more the job at the same time.
Security :- Linux provides a vary strong security system.