The history of computing
Everything You Need to Know About Computing
First fun facts about computing
Who invented it: Charles Babbage
Where was it invented: Campbell-Kelly
Why was is it invented: humans were in need of a result, and no mistakes allowed
How did he come up with the idea: He was in need of help with device he can rely on
What is it made of: Inputs, outputs, a storage and processing
Computing cycle
Input devices
Touch pad- A computer input device in the form of a small panel containing different touch-sensitive areas.
Touch screen- A display device which allows the user to interact with a computer by touching areas on the screen.
Mouse- A small handheld device which is moved across a mat or flat surface to move the cursor on a computer screen.
Key board- A panel of keys that operate a computer or typewriter.
Tracker ball- A small ball that is set in a holder and can be rotated by hand to move a cursor on a computer screen.
Light pen- A handheld pen-like photosensitive device held to the display screen of a computer terminal for passing information to the computer.
Joy stick- A lever that can be moved in several directions to control the movement of an image on a computer or similar display screen.
OMR- optical mark recognition
Bar- Code reader
Graphics tablet- a touch screen tablet (to draw on, write on.. ect)
Trackerball
A small ball that is set in a holder and can be rotated by hand to move a cursor on a computer screen.
Light pen
Scanner
Hardware
VDU- Visual display unit
Power supplier- An electronic device that supplies electric energy to an electrical load.
Motherboard- A printed circuit board containing the principal components of a computer or other device, with connectors for other circuit boards to be slotted into.
wireless network card
graphics card
RAM- Random access memory
Hard Drive
RAM
CPU
Graphics card
output devices
Printer- A machine for printing text or pictures, especially one linked to a computer.
Projector- A device that is used to project rays of light, especially an apparatus with a system of lenses for projecting slides or film on to a screen.
Speakers- The presiding officer in a legislative assembly, especially the House of Commons.
Monitor-
Video card-
Sound card- A which device can be slotted into a computer to allow the use of audio components multimedia applications.
Plotter- A piece of equipment that marks out points on a chart.
plotter
speakers
sound card
computer storage
Memory stick- (in general use) a flash drive [type of memory card]
Flash drive- A small electronic device containing flash memory that is used for storing data or transferring it to or from a computer, digital camera, etc.
Blue-ray disk- A digital optical disc data storage format designed to supersede the DVD format.
Floppy diskette- A disk storage medium composed of a disk of thin and flexible magnetic storage.
Zip diskette- A floppy-like technology that used design concepts from hard disks.
Tape cassette- A cassette of audio tape or videotape.