1. Binary Lesson 7 Review of Binary and Hexadecimal

2. 1 0 0 1 Four Bits Make a Nybble 8s 4s 2s 1s
A nybble can be represented by one hexadecimal digit
Values from 0 to 15, or 0 to F 8s 4s 2s 1s

3. Counting to 15
Base Base Base 16 Base Base Base 16 Two Ten (Hex) Two Ten (Hex) A B C D E F 3

4. 1 0 0 1 1 0 0 1 Eight Bits Make a Byte 8s 8s 8s 8s 4s 4s 4s 4s 2s 2s
So this number is
= 153
128s
64s
64s
32s
32s
32s
16s
16s
16s 8s 8s 8s 8s 4s 4s 4s 4s 2s 2s 2s 1s 1s
One nybble:
0 through F
One nybble:
0 through F

5. Two hexadecimal digits make a byte
So this number is $99 = 9* = = 153
One nybble:
0 through F
# of 16s
One nybble:
0 through F
# of 1s

6. Review of Binary and Hexadecimal iClicker Questions

7. What is 63 in hex?
0x30
0x39
0x3F
0x41
Something else

8. What is 201 in hex?
0xA1
0xC1
0xC9
0xCF
Something else

9. What is 0xF1 in binary? 0b11111111 0b11101110 0b11110011 0b11110001
Something else

10. What is 0xCD in decimal?
192
200
206
208
Something else