Question 1

Which of the following is considered a universal gate?

Accepted Answer

NAND gate

Answer

AND gate

Answer

OR gate

Answer

NOT gate

Question 2

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

Accepted Answer

AND gate

Answer

NOR gate

Answer

XOR gate

Answer

OR gate

Question 3

What is the output of a NOR gate if both inputs are false?

Accepted Answer

True

Answer

Unknown

Answer

False

Answer

Depends on the circuit

Question 4

Which of the following combinations of gates can be used to construct an XOR gate?

Accepted Answer

AND, OR, and NOT gates

Answer

NOT gate only

Answer

NAND gate only

Answer

NOR gate only

Question 5

Which logic gate has an output of 1 if at least one input is 1?

Accepted Answer

OR gate

Answer

XOR gate

Answer

AND gate

Answer

NAND gate

Question 6

Which of the following is not a characteristic of universal gates?

Accepted Answer

They can only perform a single operation

Answer

They can perform both NAND and NOR functions

Answer

They can be combined to form any logic circuit

Answer

They can create any other gate

Question 7

What is the function of a NOT gate?

Accepted Answer

Inverts the input

Answer

Outputs true for all inputs

Answer

Combines two inputs

Answer

Outputs false for all inputs

Question 8

Which gate would you use if you want a logic gate that outputs true only when the inputs are different?

Accepted Answer

XOR gate

Answer

NOR gate

Answer

AND gate

Answer

NAND gate

Question 9

Which of the following gates is guaranteed to produce at least one high output for multiple high inputs?

Accepted Answer

OR gate

Answer

AND gate

Answer

NOT gate

Answer

NAND gate

Question 10

What is the primary advantage of using NAND gates in digital circuits?

Accepted Answer

They are universal gates that can create any logic function

Answer

They are simpler than other gates

Answer

They require fewer inputs

Answer

They only work with two inputs

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