CS - Data Rep - ASCII

Question 1

What does ASCII stand for?

Answer 1

American Standard Code for Information Interchange

Question 2

What is ASCII used to represent and what does it allow computers to do?

Answer 2

A range of characters, symbols, and control codes used in computing and communication. It allows computers to understand how to represent text.

Question 3

What is extended ASCII?

Answer 3

Version of ASCII that supports the representation of 256 different characters because it uses eight bits to represent a character.

Question 4

• What are control characters and printable characters?

Answer 4

Control
* Characters used to perform actions, not printable on screen.
e.g. esc, delete, tab.

Printable
* Used to show a character on screen.
e.g. letters, numbers, symbols, punctuation marks, backspace