WorksheetsASCII & Unicode
Total questions: 14
Worksheet time: 9mins
ASCII is an encoding system for text. What does ASCII stand for?
American Standard Code for Information Interchange
All System Code In Internet
American Simple Code for Interesting Information
Alpha Super Code Input Information
How many bits was used to encode the original ASCII character set?
7
8
16
4
The Extended ASCII system uses 8 bits per character instead of 7 bits. How many different characters can be represented in 8 bits?
1024
8
128
256
If 01000001 (65) is the ASCII code for the letter 'A' what is the binary code for 'E'?
01000011
01000101
01000110
01000111
Upper and lower case letters have different ASCII codes.
How is Unicode different from ASCII?
Unicode has fewer characters
Unicode can represent more characters
Unicode isn't for letters
Unicode doesn't have numbers
Unicode can represent emojis
True
False
What is the ASCII code for ... A?
65
56
97
79
ASCII can represent more characters than Unicode?
How are standard ASCII and Unicode related? (PICK 2)
ASCII is a subset of Unicode
The first 7 bits of Unicode are the same as standard ASCII
Unicode is a subset of ASCII
They aren't
Unicode 32 can represent:
65,536 different characters
255 characters
127 characters
2 to the power of 32 which is more than every language in the world
