Boolean Logic and Logic Gates

What is the basic building block of digital circuits that performs a logical operation?

• logic gate

• resistor

• microchip

• transistor

Which logic gate outputs true only when all of its inputs are true?

• NAND gate

• NOT gate

• AND gate

• OR gate

Which logic gate outputs true when any of its inputs are true?

• OR gate

• NAND gate

• NOT gate

• AND gate

Which logic gate inverts the input signal?

• AND gate

• NAND gate

• OR gate

• NOT gate

Which logic gate outputs false only when all of its inputs are true?

• NAND gate

• XOR gate

• OR gate

• AND gate

What is the output of an AND gate if one of its inputs is false?

• true

• undefined

• false

• null

What is the output of an OR gate if one of its inputs is true?

• undefined

• null

• false

• true

What is the output of a NOT gate if its input is true?

• false

• null

• undefined

• true

What is the output of a NAND gate if one of its inputs is false?

• null

• True

• 1

• 0

What is the output of an AND gate if all of its inputs are true?

• null

• false

• undefined

• true