# Nt1210 Unit 1 Lab 1 Essay

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Unit 1 Lab BB Lab 1.1 Reading Binary Ex. 1.1.1) 103 102 101 100 1000 100 10 1 2 9 3 1 2000 900 30 1= 2931 Ex. 1.1.2) 22 21 20 4 2 1 1 1 0 4 2 0= 6 Ex. 1.1.3) 21 20 2 1 1 1 2 1= 2 Ex. 1.1.4) 24 23 22 21 20 16 8 4 2 1 1 0 0 1 0 16 0 0 2 0= 18 Ex. 1.1.5) 27 26 25 24 23 22 21 20 128 64 32 16 8 4 2 1 1 1 1 0 0 0 1 0 128 64 32 0 0 0 2 0= 226 Ex. 1.1.6) 156 28 28 28 12 4 0 0 27 26 25 24 23 22 21 20 128 64 32 16 8 4 2 1 1 0 0 1 1 1 0 0= 100111002 128 0 0 16 8 4 0 0= 156 Ex. 1.1.7) 255 127 63 31 15 7 3 1 27 26 25 24 23 22 21 20 128 64 32 16 8 4 2 1 1 1 1 1 1 1 1 1= 111111112 128 64 32 16 8 4 2 1= 255 Ex. 1.1.8) 200 72 8 8 8 0 0 0 27 26 25 24 23 22 21 20 128 64 32 16 8 4 2 1 1 1 0 0 1 0 0 0= 110010002 128 64 0 0 8 0 0 0= 200 Ex. 1.1.9 – 1.1.12 on Excel Lab 1.1 Review1 1. Decimal value 127 = Binary value 01111111 by using the decimal conversion and subtracting the primary decimal and the binary base of 2. 2. They both add up to the same decimal equivalent based on the numbers being in the same position. 3. I would believe the available digits increase therefore increasing the number of possible combinations and giving the user a greater amount to work with. 0-4 ; 1, 5, 25, 125 4. It would be more difficult to convert decimal to binary using excel because you have to keep in mind which base group you are using and the brackets you are reading. EX. Base of 10 and the first bracket of four bits are restrictions that are needed to be precise while entering the formula. Lab 1.2 Binary Math and Logic Ex. 1.2.1) 1102 + 10012 = 1111 Ex. 1.2.2) 1102 + 1012= 1011 Ex. 1.2.3) 1112 + 1112= 1110 Ex. 1.2.4) 1002 OR 0112= 0111 Ex. 1.2.5) 1112 AND 1002= 0100 Ex. 1.2.6) NOT 10012= 0110 Ex. 1.2.7) Binary add 10102 + 102= 11002