Digital Electronics Unit 1

What is the decimal equivalent of the binary number 1010?

• 5

• 8

• 12

• 10

Perform the binary addition: 1101 + 1010.

• 10011

• 1111

• 10111

• 10001

Convert the decimal number 25 to binary.

• 11001

• 10101

• 11111

• 10010

Perform the binary subtraction: 1110 - 1001.

• 0101

• 0011

• 0111

• 1010

What is the decimal equivalent of the binary number 110011?

• 45

• 63

• 72

• 51

Convert the decimal number 42 to binary.

• 110011

• 101010

• 101001

• 100010

Perform the binary addition: 1001 + 1011.

• 10100

• 10010

• 1110

• 11000

What is the decimal equivalent of the binary number 100101?

• 37

• 63

• 25

• 42

Convert the decimal number 63 to binary.

• 101010

• 110011

• 100100

• 111111

Perform the binary subtraction: 1011 - 1001.

• 1

• 0

• 11

• 10