Computer Fundamental

Operating System

It is a system software that controls and co-ordinate the operation of a computer system. Parts of the operating system: Resident Part This part of operating system is smaller in size. Residential part of an operating system is stored in... Continue Reading →


Static RAM & Dynamic RAM

RAM (Random Access Memory) is the primary memory used in a computer. Its individual memory cells can be accessed in any sequence, and therefore it is called the random access memory. RAMs are divided in to two categories as Static... Continue Reading →


The are two major differences between RAM (random access memory) and ROM (read-only memory). The first is that RAM requires a power source to retain its information, whereas ROM can retain its information when its power source is removed. Secondly... Continue Reading →


A router relays information between two different computer networks. The most common use of a router is relaying data to and from a personal computer and the Internet. A router is able to both send and receive packets of information... Continue Reading →

USB Port

A USB port is a point of connection between a computer and other electronic devices such as tablets, smartphones, pen drives, card readers, printers and scanners. The USB port allows the transfer of data from one device to the other.... Continue Reading →

PCs and Macs

Personal computers come in two main styles: PC and Mac. Both are fully functional, but they have a different look and feel, and many people prefer one or the other. PCs This type of computer began with the original IBM... Continue Reading →

Hardware vs Software?

Hardware refers to the physical parts of a computer that can be seen and touched, while software is simply a collection of programs, data and procedures that perform various tasks on the computer system. Software can be seen but is... Continue Reading →

Types Of Computers

The main types of computer are supercomputers, mainframes, personal computers, laptops, netbooks, tablets and smartphones.  Each have different purposes and capabilities Supercomputers have huge data storage capacities and unrivaled processing power. They are used by large organizations that require immense... Continue Reading →

What is Computer?

A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data. You may already know that you can use a computer to type documents, send email, play games, and browse... Continue Reading →

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