Why Ascii code is of 7 bit?

Related questions

1. How can symbol be used as bullets?
2. What is a sub bullet?
3. How many ascii bit codes for characters exist?
4. What are high ascii characters?
5. How do you write your name in binary?
6. What is the proper name for speech marks?
7. How many types of ascii codes are there?
8. What is BCD number?
9. What is the most common extended Ascii set?
10. How do you type Ü on the computer?

Tags

1. #characters
2. #storage
3. #foreign
4. #which
5. #numbered
6. #symbols
7. #other
8. #synonymous
9. #element
10. #different
11. #ascii
12. #before
13. #languages
14. #provided
15. #leaves
16. #since
17. #additional
18. #common
19. #original