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GCSE Computer Science by Mind Map: GCSE Computer Science
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GCSE Computer Science

Mostly WJEC exam board but with combined topics from the other exam boards too.

Storage of data inside a computer

How numbers are stored inside a computer

binary, bits, nybbles, bytes

How letters are stored inside a computer

ASCII, Upto code 127

Unicode, UTF-8

How pictures are stored inside a computer

The insides of a computer

Central Processing Unit

ALU

Registers/memory

Control Unit

RAM

DRAM

SRAM, Cache Memory

Computer Programs

Machine code

Written in a high-level languge

compiled (gcc)

C programming language

Programming constructs

output to screen

variables

mathematical operators

input from user