Different Types Of Computer Networks

A computer network is a connection between two or more computers and the connection is used to establish communication and also for sharing resources. Resources shared include printers, scanners, memory space and so on. Today, most communication take place through computer networks since it provides a simple, quick and cost effective means for information and resource sharing.

What Is A Computer Virus

A computer virus is not a myth. You can get a computer virus if you surf the Internet, open email attachments or use an infected floppy disk. But what is a computer virus? A computer virus is a program that attaches itself to the operating system of a computer. The codes in the program manage to take control of the operating system telling it what to do.