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Character code system

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Total cards: 15•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (15)

#1
Front (Question)

What does ASCII stand for

Back (Answer)

American Standard Code for Information Interchange

#2
Front (Question)

What is ASCII

Back (Answer)

A standard binary character coding system for characters and numbers

#3
Front (Question)

Define character code

Back (Answer)

A binary representation of a letter, number or special character

#4
Front (Question)

How many bits in ASCII

Back (Answer)

7 bits

#5
Front (Question)

What is UNICODE

Back (Answer)

Universal Character Coding

#6
Front (Question)

How many bits in extended ASCII

Back (Answer)

8 bits

#7
Front (Question)

How many characters are assigned to how many numbers

Back (Answer)

100,000+ characters assigned to 100,000+ numbers

#8
Front (Question)

What is included in UTF8

Back (Answer)

ASCII

#9
Front (Question)

1 byte UTF8

Back (Answer)

Starts with 0

#10
Front (Question)

2 byte UTF8

Back (Answer)

First byte starts with 110 Second byte starts with 10

#11
Front (Question)

3 byte UTF8

Back (Answer)

First byte starts with 111 Other two bytes start with 10 each

#12
Front (Question)

Is ASCII just as efficient as UTF8

Back (Answer)

Yes

#13
Front (Question)

What is a parity bit

Back (Answer)

A method of checking binary codes by counting the number of 0s and 1s in the code

#14
Front (Question)

Odd parity bit:

Back (Answer)

• Count amount of 1’s • Add a bit to the end to make the amount of 1’s odd (if needed)

#15
Front (Question)

Even parity bit:

Back (Answer)

• Count amount of 1’s • Add a bit to the end to make the amount of 1’s even (if needed)