2's Complement Quiz

What is the binary representation of the decimal number -5 in 2's complement?

• 1010

• 0101

• 1111

• 0000

What is the binary representation of the decimal number 10 in 2's complement?

• 0110

• 1001

• 1110

• 0101

What is the sign bit of a positive number in 2's complement?

• 0

• 1

• 2

• -1

What is the sign bit of a negative number in 2's complement?

• 2

• 1

• -1

• 0

How do you represent a negative number in 2's complement?

• Invert all the bits of the positive number and subtract 1 from the result.

• Invert all the bits of the negative number and add 2 to the result.

• Invert all the bits of the positive number and add 1 to the result.

• Invert all the bits of the negative number and subtract 1 from the result.

What is the binary representation of the decimal number -8 in 2's complement?

• 0000

• 1111

• 0101

• 1000

What is the binary representation of the decimal number 7 in 2's complement?

• 1111

• 1001

• 1010

• 0111

What is the binary representation of the decimal number -15 in 2's complement?

• 0001

• 0101

• 0011

• 1111

What is the binary representation of the decimal number 0 in 2's complement?

• 1

• 10

• 0

• 11

What is the sign bit of zero in 2's complement?

• 0

• undefined

• -1

• 1