Nepal Telecom, a telecommunication service provider, owned by the Government of Nepal, is a popular institution. It was established in 2032 B.S. with an aim to provide telecommunication services to the people of Nepal through the use of telephone and…
Bad Effects of Internet on Human Mind
These days, due to the rapid development in the field of Information Technology (IT), people have become very advanced. With the use of Internet and computers, the whole world has been compressed into the small screen of computers. People can…
The Scanner: A Useful Device
Scanner is the input device which helps to convert a hard copy data into a soft copy data and send them to the computer. All scanners work on the same principle of reflectance or transmission. The image is placed before…
The Computer Mouse – A Small but Complicated World
A mouse can defined as a hardware device which is used for providing input to the computer. It is a mouse-like device which allows the user to control the cursor the manipulate data without the use of complicated commands. Types…
Understanding A Computer Keyboard
Keyboards are one of the most important input devices which are used in feeding input to computers. They are designed for the input of texts and characters, and also to control the operation of the computers. The most common and…
Auxiliary Storage Devices
Auxiliary storage devices are also referred to as auxiliary memory or secondary memory. These devices supplement the main storage. Auxiliary storage devices are long term, non-volatile memory. Unlike RAM, it allows the computer to record information in semi-permanent way. Due…
Types of Digital Computers
Digital computers are such computers which calculate data on the basis of continuous counting rather than measurement. Digital computers can be classified according to their size, speed, processing capacities, memory, disk storage capacity, cost, application areas etc. The various types…
Types of Computers On The Basis of Data Processing
Computers can be classified on different bases. They can be classified on the basis of their way of processing data, size, model etc. Today, we are going to classify computers on the basis of data processing. According to the way,…
General Information about Booting
Booting can simply be defined as the process of turning on a computer. Generally in computers with Microsoft Disk Operating System (MS-DOS), this process, two files, i.e. IO.SYS and MSDOS.SYS are used. Firstly, these files are hidden and are invisible…
Hardware Security of Computers
Computers have became one of the important factors which affect the human life of today, directly or indirectly. It is used in all the fields like research, education, entertainment etc. Many people know how to use it but unfortunately most…
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