Printer is one of the most important devices in any office or even home usage these days. With advancing technology and new models everyday, printers are getting cheaper day by day. Well this may be a tactic by the printer companies but the printer cartridges are more expensive than the printer itself. When you buy […]

Security and surveillance has been a major issue these days and with advanced technology the crime rates have been decreased and people can now be secured with all the security equipments available in the market. One of the most popular security devices used widely would be Security Cameras. There are several types of security camera […]

Any personal computer, laptop, or notebook is as good as dead if it has less memory or RAM (Random Access Memory). RAM is a part of main memory and it is called main memory as we can randomly and quickly access any location in memory. It is used to store instructions waiting to be obeyed, […]

Almost everyone has a personal computer these days. Most of the people have changed their old personal computers to the advanced notebooks or laptops. So now we depend on saving our works to a computer machine. Every project and every assignment are saved in your computer as well. From the school and/or college students to […]

A complete set of your personal computer must include all of the important devices and equipments. If you are buying a brand new set of computer than mostly you will get it in a cheaper price comparing to buying the parts as replacement. One good example would be a printer. When you buy a printer […]

Magnetic tape is a serial access type storage device made up of Mylar plastic material coated with magnetic material (iron oxide) only one side of the tape. Magnetic tapes are used for backup in servers, workstations, and large computers. A high speed magnet is tape is used for hard disk backup which takes few minute […]

In the case of computer we can find many storage devices such as RAM, ROM, hard disk etc. But these are found inside the CPU of the computer used to store different mass of instructions, data, programs etc. and are simply called as internal devices. These devices help to store data, instructions, etc. temporarily like […]

The universal serial bus is referred as USB. It is a high speed serial bus that transfers data at higher rate than that of a serial port (port that allows serial data transfers). USB allows interfacing several devices to a single port in a daisy chain for support in a wide range of peripheral such […]

Printers are commonly used output device. The most common method of producing human readable output is using printers. Printed output is usually referred to as hard-copy and they provide information in a permanent readable form. They produce printed output of results, programs, and data.
We can use different kinds of printers with computer:

Character Printers
Line Printers
Page […]

Plotter is an output device that draws pictures on paper based on commands from a computer. They are used to produce precise and good quality graphics and drawings under computer’s control. They use ink pen or ink jet to draw and other single color or multicolor pens can be used. The pens are driven by […]