OCR GCSE 2.6 Data Representation Y9

How many bits are used in ASCII? (

• 16
• 1
• 7
• 8

How many Bytes are used in Unicode?

• 8
• 16
• 1
• 2

The ASCII code is represented by using 16 bits. (

• True
• False

The ASCII is capable of representing non-European languages.

• True
• False

Upper and lower case letters have a different ASCII code?

• True
• False

 What is the maximum number of values that can be represented in 8bits?

• 16
• 256
• 65,536
• 128

 What is the maximum number of values that can be represented in 7bits?

• 16
• 256
• 65,536
• 128

A character set is…

• What language can be used in a computer system
• The fonts that a computer has installed.
• The possible characters that can be represented by a computer system.

ASCII can represent more characters than Unicode?

• True
• False

ASCII Stands for

• American Standard Code for Information Interchange
• American Scientific Code for Information Interchanging
• Absolute Standard Codes for Instruction Interchange