
Understanding ASCII, Extended ASCII, and Unicode

Interactive Video
•
Computers
•
7th - 12th Grade
•
Hard

Amelia Wright
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of this video tutorial?
Data encryption techniques
Data representation, including ASCII and Unicode
Advanced programming languages
Machine learning algorithms
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does ASCII stand for?
American Standard Code for Information Interchange
Advanced System for Character Integration
Automated Symbolic Code for Internet
American System for Code Integration
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the letter 'A' represented in binary using ASCII?
01000001
01100001
00100001
11000001
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the ASCII value of 'A' is 65, what is the ASCII value of 'D'?
67
66
69
68
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major limitation of the ASCII code?
It is not compatible with modern computers
It uses too much memory
It can only represent English characters
It is difficult to convert to binary
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many characters can Unicode currently represent?
512
Over 1 million
256
128
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between ASCII and extended ASCII?
ASCII can represent more characters than extended ASCII
Extended ASCII can represent more characters by using 8 bits
Extended ASCII is only used for numbers
Extended ASCII uses 7 bits per character
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