The components of computer
The ornaments of computers
A hard drive is a data storing device used for storing information using rapid rotating disks layered with magnetic material. It has magnetic heads placed on a moving arm to read and write data to the surfaces.
A monitor is a visual display for computers. Originally monitors were used for data processing. Later on in 1980's both computers and their monitors were used for data processing.
A CPU (Central processing unit) is the electronic circuit within a computer that carries out the instruction of computer programming. It also controls the logical input, output and all the operations of a computer.
Rom (Read-only-memory) is a class of storage used in computers and other electronic devices and it refers to memory that is only hard wired.
A mother board is the main circuit found in computers and other systems. It holds many other electronic components of the system. It is often attached to sound cards, video cards and hard drives.
Input is the entering device of a computer or data processing system.
Output is a hardware device used to communicate with the results of data processing.
Touch screens is a visual device that can control by touching the screen with a special stylus and one or more fingers. User is used to react to what is displayed and to control how it is displayed.
Operating system is a software that handles computer hardware and provides services for computer programs. The operating system is a component of the software system in a computer system.