1.Convert the decimal fraction (15.5)₁₀ to Hexadecimal number

a.F.7

b.F.8

c.F.6

d.F.9

2.Convert the following Binary value (11101101)₂ to decimal

a.237

b.239

c.235

d.236

3.Convert the decimal number (91)₁₀ to Octal number.

a.120

b.124

c.133

d.128

4.What is the other name for Unit distance code?

a.BCD Code

b.Gray code

c.ASCII code

d.Excess 3 code

5.What is the Excess code of 7?

a.1001

b.1100

c.1010

d.1000

6.The output Y of AND gate is LOW if inputs are ___________.

a.BOTH HIGH AND LOW

b.ALL THE ABOVE

c.BOTH LOW AND HIGH

d.LOW

7.Expand the expression C = A XOR B

a.AB + AB

b.None

c.AB + AB

d.AB + AB