man – POFTUT

What Is Computer Network?

What Is Computer Network?

A Computer Network is a group of computers connected to each other via a network. This network is used to transmit data between different computers. A computer in a network is called a node. Computer Network History Computer network history goes back to the 1950s where computers were so new. Below we will list some … Read more

What Is WAN (Wide Area Network)?

What Is WAN (Wide Area Network)?

A Wide Area Network or WAN is a computer network which ranges over different cities, countries eve continents simply large geographical area. WAN is very popular for different reasons but the internet is a WAN which is the most popular computer network in the world where billions of people use this WAN type network. According … Read more

What Is LAN (Local Area Network) and Compare With MAN, MAN?

Local Area Network is a computer network where computers in the same location or group are connected together and share common communication lines. Local Area Network is mainly expressed as LAN which is a very popular term in computer networks and IT. LAN Components LAN will have a very simple topology where some equipment or … Read more

Man Command Usage With Examples For Linux and Unix

Linux man command is the number one helper to get more detailed information about Linux commands. There are different alternatives like info but man is a de-facto command for help. In this tutorial, we will look at various usage examples of the man command. man Command Syntax We will use following syntax for man command. TERM … Read more

What Is Unix?

Unix operating system is the root of multi-tasking operating systems. We can call Unix as the first modern operating system that provides advanced operating system features like kernel, development tool, user and admin commands, multi-tasking, etc. Unix operating system is developed 1970’s in Bell Labs research center by Ken Thompson, Dennis Richie, and others. Unix … Read more