1
Q
basic meaning of a number
A
position = position from right starting at 0 digit = number in that position
add each digit*base^position
2
Q
0x0
A
0000
3
Q
0x1
A
0001
4
Q
0x2
A
0010
5
Q
0x3
A
0011
6
Q
0x4
A
0100
7
Q
0x5
A
0101
8
Q
0x6
A
0110
9
Q
0x7
A
0111
10
Q
0x8
A
1000
11
Q
0x9
A
1001
12
Q
0xA
A
1010
13
Q
0xB
A
1011
14
Q
0xC
A
1100
15
Q
0xD
A
1101
16
Q
0xE
A
1110
17
Q
0xF
A
1111
18
Q
bit
A
one single binary value
19
Q
nibble
A
group of 4 bits; single hexadecimal digit
20
Q
byte
A
group of 8 bits; 2 nibbles
21
Q
ASCII
A
coding for letters. each letter is represented by 2 bytes
22
Q
converting binary to hexadecimal
A
translate each group of 4 bits and concatenate
CCNA-dummies-1
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