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1970198
OCR Computer Science: Computer Systems
Description
GCSE GCSE Mind Map on OCR Computer Science: Computer Systems, created by liz simpson on 05/02/2015.
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Mind Map by
liz simpson
, updated more than 1 year ago
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Created by
liz simpson
about 9 years ago
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Resource summary
OCR Computer Science: Computer Systems
Hardware
Physical components.
keyboard
mouse
monitor
anything you can touch
Software
the progams
operating systems
application software
e.g. spreadsheet software
word processing software
never say 'word' or 'PowerPoint' in the exam
Input
devices are used to put data into the computer
keyboards
mice
Output
devices allow data to be sent beyond the computer, usually to a human user
monitors
speakers
printers
CPU
Central Processing Unit
components that performs calculations and executes program instructions.
Storage
devices which contain data and programs
USB flash drives
DVD drives
internal hard disk drives
Embeded Systems
a computer integrated into another device
a mobile phone
washing machine
peterol pump
television
Application of Computers
Safety
Travel
Business
Education
Retail
Entertainment
Communication
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519a7dc9-7225-413c-bfe9-ffe00d434cb5 (image/jpg)
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