Wednesday, 24 July 2013



TYPES OF COMPUTER



MONITOR

- a screen that displays output from a computer.

FUNCTION

-A monitor is a display unit that is used to show data that has been put in a computer. The data is processed by a video card into images that are displayed on the monitor. There are different types of monitors, some of which include the cathode ray tube and liquid crystal displays







CPU

-central processing unit (CPU), also referred to as a central processor unit,[1] is the hardware within a computer that carries out the instructions of a computer program by performing the basic arithmetical, logical, and input/output operations of the system. The term has been in use in the computer industry at least since the early 1960s.[2] The form, design, and implementation of CPUs have changed over the course of their history, but their fundamental operation remains much the same.

FUNCTION

-The CPU (central processing unit) mainly performs all the logic required for a computer to function appropriately. As the brain of a PC, the CPU lets you to operate software. The more powerful the CPU has, the more types of functions you will be able to operate on your system.








MOUSE(COMPUTING)

-In computing, a mouse is a pointing device that functions by detecting two-dimensional motion relative to its supporting surface. Physically, a mouse consists of an object held under one of the user's hands, with one or more buttons.

The mouse sometimes features other elements, such as "wheels", which allow the user to perform various system-dependent operations, or extra buttons or features that can add more control or dimensional input. The mouse's motion typically translates into the motion of a pointer on a display, which allows for fine control of a graphical user interface.

FUNCTION

-A mouse is a handheld pointing device used to position a cursor on a computer screen. This allows the user to select items stored on a computer and, subsequently, perform actions on those items. 

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