Electronics Mechanic - Mock Test 2

Question 1 / 10

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What are considered the fundamental building blocks of digital systems, performing basic Boolean operations?

Microprocessors

Logic gates

Flip-flops

Transistors

Question 2 / 10

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According to the source text, which of the following are the three basic logic gates?

NAND, NOR, EX-OR

AND, OR, NOT

AND, NAND, EX-NOR

OR, NOR, NOT

Question 3 / 10

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If an electronic signal needs to be inverted, which logic gate would be used for this function?

Buffer

Inverter (NOT gate)

AND gate

OR gate

Question 4 / 10

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Based on the source text, which phrase accurately describes the logic of an AND gate?

Any or all logic

Inequality logic

All or nothing logic

Equality logic

Question 5 / 10

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What is the output of a two-input AND gate if the inputs are A=1 and B=1?

0

1

High Impedance

Undefined

Question 6 / 10

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An OR gate will produce a logic 0 output only under which specific input condition?

When at least one input is logic 1.

When all inputs are logic 0.

When all inputs are logic 1.

When the inputs are different from each other.

Question 7 / 10

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What is the output of a two-input OR gate if Input A is 1 and Input B is 0?

0

1

No change

Invalid

Question 8 / 10

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A digital circuit is required to produce a high output only when its two inputs are different from each other. Which special-purpose gate is designed for this task?

EX-NOR gate

NAND gate

EX-OR gate

NOR gate

Question 9 / 10

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What is the output of a two-input EX-OR gate when its inputs are A=0 and B=1?

0

1

High Impedance

No change

Question 10 / 10

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What is the correct Boolean expression for a two-input Exclusive-OR (EX-OR) gate with inputs A and B?

X = A + B

X = AB

X = A'B + AB'

X = (A+B)'