Number Representation Flashcards
1
Q
What numbers make up binary?
A
0’s and 1’s
2
Q
How do processor’s handle instructions?
A
As binary codes
3
Q
What is a bit?
A
A 1 or 0
4
Q
What is a nibble?
A
4 bits
5
Q
What is a byte?
A
8 bits, or 2 nibbles
6
Q
What is the maximum number a binary chart goes up to?
A
128
7
Q
What is the largest number the binary chart can make?
A
255
8
Q
What are the 2 main coding systems that provide conversations of keyboard characters into binary?
A
ASCII and UNICODE
9
Q
What is ASCII?
A
American Standard Code for Information Interchange
10
Q
What does ASCII use to provide 256 characters?
A
8 bit code
11
Q
Where can we see use of UNICODE?
A
UNICODE Consortium for emojis
12
Q
What are the 3 types of number conversions?
A
Hexadecimal, denary and binary
13
Q
What base does hex use?
A
Base 16
14
Q
How do we represent 12 in hex?
A
C
