H466 - Negative Binary and Two's Complement

What is the binary representation of the decimal number 13?

• 1101

• 1011

• 1110

• 1001

In binary number representation, what does the leftmost bit signify in sign and magnitude representation?

• The magnitude of the number

• The sign of the number

• The parity of the number

• The base of the number

How is the number -5 represented in an 8-bit two's complement system?

• 11111011

• 11111010

• 11111001

• 11111101

What is the first step in converting a positive binary number to its negative equivalent using two's complement?

• Add 1 to the number

• Invert all bits

• Subtract 1 from the number

• Add a sign bit

Which of the following is a characteristic of overflow in binary addition?

• The result is always zero

• The sign bit changes unexpectedly

• The result is always negative

• The result is always positive

What is the binary representation of the decimal number -7 in sign and magnitude form using 8 bits?

• 10000111

• 11111001

• 10000011

• 11111111

How do you convert the binary number 1010 to its negative equivalent using two's complement?

• 0101

• 0110

• 1110

• 0111

What is the result of adding the binary numbers 1101 and 1011 using two's complement, assuming 4-bit representation?

• 11000

• 1000

• 0110

• 1110

In a 4-bit two's complement system, what is the range of representable decimal numbers?

• -8 to 7

• -7 to 8

• -16 to 15

• -15 to 16

What is the two's complement of the binary number 0001?

• 1110

• 1111

• 0000

• 0010