A clear and concise revision sheet covering ASCII and Unicode for Cambridge IGCSE Computer Science 0478. Appears in Paper 1 every year and is a reliable source of marks.

This resource covers:

What ASCII is and why it was developed
ASCII character set and how characters are represented in binary
7-bit ASCII and 8-bit extended ASCII
What Unicode is and why it was developed
How Unicode differs from ASCII
The advantages of Unicode over ASCII
Why Unicode is used for international character sets
How to convert between ASCII values and binary
Cambridge exam vocabulary and mark scheme language throughout
Common exam mistakes on ASCII and Unicode questions

Suitable for:

Cambridge IGCSE Computer Science 0478
KS4 Computer Science lessons
Student independent revision
Homework and classroom activities

Free to download and use immediately. All content uses precise Cambridge mark scheme language.