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ICT
GENERAL THEORY NOTES
Term | Definition |
---|---|
Hardweare | Hardweare is any physical part of a computer. |
Hardweare | hardweare is made up of the CPU and the main menory,input devices, output devices, storage devices. |
Hardweare | main memory: stores programms and data for processing. |
Haedweare | CPU:controls all operations/jobs, it reads all data into main memory. |
Hardweare | input device:These devices read incoming data and pass it on to the CPU. |
Hardweare | output devices: trhese accept information form the CPU and display the results for the user. |
Hardweare | storsge devices: these keep information and instrucyions in the computer so thay can be used again. |
Hardweare | mouse:used to select text, insert text or an icon on page. |
Hardweare | keybord: used to type words on the page. |
Hardweare | bar code: they read or scan the zebra like bars that you see on most products. |
Haedweare | Terminal: they are used to collect information on a product by scanning the bar code. |
Hardweare | digitiser:used for drawing illustretion or c |
Hardwear | recorder:used to input voice or visual pictureson to your computer. |
Haedwaear | Vioice dadt enter: it can accept human speech and convert it to the spoken word onto your screen. |
Haerdweare | OCR: They are device that scan the document and turn it into readable f |