Digital Logic Gates Final Quiz 2

What is the function of an AND gate?

• D. Output assumes logic 0 state when one input is at logic 1 state

• C. Output assumes logic 0 state even if one input is at logic 0 state

• B. Output assumes logic 1 state only when each input is at logic 1 state

• A. Output assumes logic 1 state when one input is at logic 1 state

Which logic gate is also known as an inverter?

• D. NAND gate

• C. NOT gate

• B. OR gate

• A. AND gate

What is the output of a NOR gate when each of its inputs assumes a logic 0 level?

• D. Logic 0 state

• C. Logic 1 state

• B. Logic 0 level

• A. Logic 1 level

What is the symbol for NOT operation?

• C. Bar (-)

• B. Plus sign (+)

• A. Dot (.)

• D. Bubbled OR gate

Which gate is equivalent to a bubbled AND gate?

• D. X-NOR gate

• C. X-OR gate

• B. NOR gate

• A. NAND gate

What is the output of an OR gate when one of its inputs is in logic 1 state?

• C. Logic 1 level

• D. Logic 0 level

• A. Logic 1 state

• B. Logic 0 state

Which gate is also called an 'all or nothing' gate?

• A. AND gate

• B. OR gate

• C. NOT gate

• D. NAND gate

What is the function of an X-OR gate?

• B. Output assumes logic 1 state when one input is at logic 1 state

• A. Output assumes logic 1 state when both inputs are at logic 1 state

• D. Output assumes logic 0 state when both inputs are at logic 1 state

• C. Output assumes logic 0 state when both inputs are at logic 0 state

Which gate is a combination of an OR gate and a NOT gate?

• A. NAND gate

• B. NOR gate

• C. X-OR gate

• D. X-NOR gate

What is the output of a NOT gate when its input is in logic 1 state?

• D. Logic 0 level

• C. Logic 1 level

• B. Logic 0 state

• A. Logic 1 state