Computer components and more.

By Themis

Hard Drive (HDD)/SSD

Referring to as a hard disk drive , the hard drive is the computer's main storage device that permanently stores all data on the computer.

Optical Drive

Optical drives retrieve storage data on discs like CDs, DVDs and Blu-ray discs. They hold much more information than portable media options such as the floppy disc.


Video and graphic information is generated through the video card. The monitor is the hardware used to display this data.


The Central Processing Unit. The CPU is simply the brains of the computer. Most calculations take place there.


RAM for random access memory. A type of computer memory that can be randomly accessed. RAM is the most common type of memory found in computers and other devices such as printers.


The motherboard is a circuit board that is the foundation of a compute. It gives power to the CPU, Ram and all other computer hardware components. It allows them to communicate with one another.


Inputs are data or signals inserted by the system. Outputs are the signals or data sent from it.

Touch Screens

A touch screen is a computer display screen which is sensitive to pressure. A user can interact with the computer by touching pictures or words on the screen. Examples of touch screens are the Ipod touch, Ipad and more.

Operating Systems

A low-level software supporting a computers basic functions, such as controlling peripherals and scheduling tasks.

People who helped develop computer science

Kate Russell - Alan Turing

Tim Berners- Lee

Tim Berners-Lee was the man that led the development of the World Wide Web. The defining of HTML used to create web pages, HTTP and URLs. They all developed during 1989- 1991.

The Four Generations of Computers

Computers have passed through 4 generations. Each generation increases in reliability, speed, efficiency and ease of use and decreases in cost & size.