Binary Representations and Operations Quiz

What is the sign and magnitude representation of the decimal number -5 in 4-bit binary?

• 1101

• 1011

• 0101

• 1001

How is the decimal number -7 represented in 4-bit two's complement binary?

• 1001

• 1111

• 1000

• 0111

What is the result of adding the binary numbers 1011 and 1101?

• 11000

• 10100

• 10000

• 11110

Subtract the binary number 1010 from 1101. What is the result?

• 0011

• 0101

• 0111

• 0001

Which of the following is the fixed point binary representation of the decimal fraction 0.625?

• 0.101

• 0.110

• 0.011

• 0.111

Convert the decimal fraction 0.75 to binary.

• 0.11

• 0.101

• 0.111

• 0.01

What is the sign and magnitude representation of the decimal number -3 in 4-bit binary?

• 1011

• 1100

• 1001

• 1110

How is the decimal number -2 represented in 4-bit two's complement binary?

• 1110

• 1101

• 1010

• 1111

What is the result of adding the binary numbers 1001 and 0110?

• 1111

• 1100

• 1011

• 1000

Subtract the binary number 0111 from 1010. What is the result?

• 0011

• 0101

• 0001

• 1001