Digital Electronics MCQs Part 2

Electrical Engineering MCQs on Digital Electronics – Digital Electronics Multiple Choice Questions Part 2

An OR gate has 6 inputs. The number of input words in its truth table are

An OR gate has 6 inputs. The number of input words in its truth table are

1. 16
2. 32
3. 64
4. 128

Correct answer: 3. 64

The debouncing circuit is

The debouncing circuit is

1. A bistable MV
2. A latch
3. A monostable MV
4. An astable MV

Correct answer: 2. A latch

The only function of NOT gate is to

The only function of NOT gate is to:

1. Act as a universal gate
2. Stop signal
3. Invert input signal
4. None of these

Correct answer: 1. Invert input signal

Which of following is the universal gate

Which of following is the universal gate:

1. AND gate
2. NAND gate
3. OR gate
4. None of these

Correct answer: 2. NAND gate

The binary number 10101 when converted to decimal equals

The binary number 10101 when converted to decimal equals

1. 12
2. 15
3. 21
4. 24

Correct answer: 3. 21