1. What is 5.5 10 in Binary? a. 101.101 b. 101.1 c. 1.1 d. 1011 2. What is A.2 1

Question

1. What is 5.510 in Binary?

a. 101.101         

b. 101.1              

c. 1.1

d. 1011

2. What is A.216 in Binary?

a. 1010.1

b. 1010.001

c. 1010.01

d. 1010.0001

3. Which of the following expression represents the 4-bit unsigned binary number 1110?

a. 0 * 2 0 + 1 * 2 1 + 1 * 2 2+ 1 * 2 3    = 14

b. 0 * 2 0 + 1 * 2 1 + 1 * 2 2- 1 * 2 3 = - 2

c. 1 * 2 0 + 0 * 2 1 + 1 * 2 2- 0 * 2 3 =   5

d. 1 * 2 0 + 1 * 2 1 + 1 * 2 2+ 0 * 2 3 = 7

4. Which of the following expression represents the 4-bit 2’s complement number 1110?

a. 0 * 2 0 + 1 * 2 1 + 1 * 2 2+ 1 * 2 3    = 14

b. 0 * 2 0 + 1 * 2 1 + 1 * 2 2- 1 * 2 3 = - 2

c. 1 * 2 0 + 0 * 2 1 + 1 * 2 2- 0 * 2 3 =   5

d. 1 * 2 0 + 1 * 2 1 + 1 * 2 2+ 0 * 2 3 = 7

Explanation / Answer

1) a. 101.101 2) b. 1010.001 3) a. 0 * 2 0 + 1 * 2 1 + 1 * 2 2+ 1 * 2 3 = 14 4) b. 0 * 2 0 + 1 * 2 1 + 1 * 2 2- 1 * 2 3 = - 2

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