Digital Logic Quiz

What is the Boolean expression for an AND gate as shown in the image?

• Q = A + B

• Q = A.B

• Q = A XOR B

• Q = A NOR B

According to the truth table in the image, what is the output when both inputs A and B are 1?

• 0

• 1

• 2

• Undefined

What must be the values of both inputs for the output of an AND gate to be 1?

• A = 0, B = 0

• A = 0, B = 1

• A = 1, B = 0

• A = 1, B = 1

What is the output of an OR gate if both inputs A and B are 0?

• 1

• 0

• 2

• -1

Which Boolean expression correctly represents the OR gate?

• Q = A * B

• Q = A + B

• Q = A - B

• Q = A / B

According to the truth table, what is the output when A = 1 and B = 0?

• 0

• 1

• 2

• -1

What is the minimum number of inputs that must be 1 for the output of an OR gate to be 1?

• 0

• 1

• 2

• 3

What is the output of a NOT gate if the input is 0?

• A) 0

• B) 1

• C) 2

• D) 3

How many inputs does a NOT gate have?

• A) 1

• B) 2

• C) 3

• D) 4

What is the Boolean expression for a NOT gate if A is the input?

• A) A

• B) Q = A

• C) Q = NOT A

• D) Q = A AND B