1. 1 Bits, Bytes, Binary & Hex CIS 3260

2. 2 TAG ▪ 2011 01101001 Byte Bit

3. 3 TAG ▪ 2011 Second-grade math 1337 1,337 (1 x 10 3 ) + (3 x 10 2 ) + (3 x 10 1 ) + (7 x 10 0 )

4. 4 TAG ▪ 2011 Binary 1337 1,337 (1 x 10 3 ) + (3 x 10 2 ) + (3 x 10 1 ) + (7 x 10 0 ) 1101 1101 (1 x 2 3 ) + (1 x 2 2 ) + (0 x 2 1 ) + (1 x 2 0 )

5. 5 TAG ▪ 2011 1337 1,337 1000 100101 1101 1011 84218421 = 13

6. 6 TAG ▪ 2011 Practice Convert from binary to decimal: 1111 0011 0111 0110 1110 = = = = = 15 3 7 6 14

7. 7 TAG ▪ 2011 Hexadecimal 1337 1,337 (1 x 10 3 ) + (3 x 10 2 ) + (3 x 10 1 ) + (7 x 10 0 ) 8B2F 0x8B2F (8 x 16 3 ) + (11 x 16 2 ) + (2 x 16 1 ) + (15 x 16 0 )

8. 8 TAG ▪ 2011 1337 1,337 1000 100101 8B2F 0x8B2F 4096256161 = 35,631

9. 9 TAG ▪ 2011 Practice Convert from binary to hex: 1001 0011 1010 1110 0111 = = = = = 0x9 0x3 0xA 0xE 0x7

10. 10 TAG ▪ 2011 Practice Convert from hex to decimal: 0x0C 0x2F 0xFF 0xFB = = = = 12 47 255 251

11. 11 TAG ▪ 2011 Practice Identify most-significant bit: 0x0C 0x80 0x90 0xB8     0 1 1 1