Hard Drive

A Disk Drive used to read from and write to a Hard Disk.

Touch Screens

A display device which allows the user to interact with a computer by touching areas on the screen.


A Device used for observing, checking or keeping a continuous record of something. a television receiver used in a studio to select or verify the picture being broadcast from a particular camera.observe and check the progress or quality of (something) over a period of time; keep under systematic review.

Optical Drive

In computing an Optical Disc Drive is a Disk Drive that uses laser light or electromagnetic waves within or near the visible light spectrum as part of the process of reading or writing data to or from to or from Optical Disk.


 The central processing unit is responsible for interpreting and excuting most of the commands from the computers hardware and software.


Random Access Memory is the "working memory" in a computer. Additional RAM allows a computer to work with more information at the same time which can have a dramatic effect on total system performance.


A printed circuit board containing components of a computer or other device with connecters for other circuit boards to be slotted into.


In computing input/output or I/O is the communication between an information proceccing system (such as a computer) and the outside world, possibly a human or another information processing system. inputs are the signals or data received by the system, and outputs are the signals or data sent from it.