1.2 - Characters

Front

character set

Back

All the characters recognised/can be represented by a computer. Each character has a number.

Front

ASCII stands for what?

Back

American Standard Code Information Interchange

Front

Before ASCII in 1963, what code was used previously to represent characters?

Back

Teleprinter machines

Front

How many bits (0s and 1s) are used in ASCII?

Back

7

Front

How many bits are used in extended ASCII? Options: 7, 8, 9, 16

Back

8

Front

How many bits are used in Unicode?

Back

16

Front

How many characters can be encoded using 7 bit ASCII?

Back

128

Front

How many characters can be encoded using 8 bit extended ASCII? Options: 128, 256, 512, 65536

Back

256

Front

How many characters can be encoded using 16 bit Unicode?

Back

65536

Front

What are non-printable characters on a keyboard called?

Back

Control characters or control codes