What is Unix?

In this article you will learn what is Unix and its features.

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An operating system (OS) acts as an interface between computer hardware and the user. Unix is an example for operating system. Other examples of operating systems are MS-DOS, MS Windows, Linux, MAC OS X, Android, iOS, etc.

Following are the features of Unix operating system:

• Multi-tasking OS which allows a user to execute multiple tasks simultaneously.
• Multi-user OS which allows multiple users to login from different terminals into the same system (server) and perform their tasks.
• It is portable. Most of the its source code was written using C language. Although it runs on specific hardware, with little to no changes we run it on other kinds of hardware.
• It provides networking support. Users over a network can share data and email through servers running this operating system.
• It is device independent and it treats all hardware devices as files.

Suryateja Pericherla

Suryateja Pericherla, at present is a Research Scholar (full-time Ph.D.) in the Dept. of Computer Science & Systems Engineering at Andhra University, Visakhapatnam. Previously worked as an Associate Professor in the Dept. of CSE at Vishnu Institute of Technology, India.

He has 11+ years of teaching experience and is an individual researcher whose research interests are Cloud Computing, Internet of Things, Computer Security, Network Security and Blockchain.

He is a member of professional societies like IEEE, ACM, CSI and ISCA. He published several research papers which are indexed by SCIE, WoS, Scopus, Springer and others.