Characters Flashcards
1
Q
Character Sets
A
Collections of characters that a computer recognises from their binary representation/equivalent
2
Q
What happens when you press a button on your keyboard?
A
Sends a binary signal to the computer telling it which key you pressed.
The computer uses the character set to translate the binary code to a particular character
3
Q
ASCII
A
a character set
7 - bit binary code == total of 128 different characters
The code for numbers and letters (uppercase + lowercase) is ordered with symbols scattered around
4
Q
Unicode
A
Uses multiple bytes
covers all major languages
The first 128 codes in unicode are the same as ASCII