1.3 information coding scheme Flashcards
1
Q
How computer represents data?
A
Using information coding scheme
2
Q
3 diff information coding scheme
A
ASCII
EBCDIC
UNICODE
3
Q
Ask-eee used
ASCII
How many characters
A
Server computer, personal comp minicomputer
Make information available all over the internet
256 characters
8 bits/ character
Space is also a character
4
Q
Eb see dic
Use for?
Bits/ character?
How many characters?
A
IBM MAINFRAME COMPUTER
MIDRANGE SYSTEM
8bits/character
256 character
5
Q
Definition of information coding scheme
A
Coding system that use binary number to represent a character
6
Q
Unicode use 16 bits to represent a character
How many bytes is that?
A
2
7
Q
Ho many characters does unicode represent?
A
2^16
65 536 characters
