Question: An AND gate will function as OR if________________?

• 1. all the inputs to the gates are “1”
• 2. all the inputs are ‘0’
• 3. either of the inputs is “1”
• 4. all the inputs and outputs are complemented

Question: A debouncing circuit is________________?

• 1. an astable MV
• 2. a bistable MV
• 3. a latch
• 4. a monostable MV

Question: In case of OR gate, no matter what the number of inputs, a____________________?

• 1. 1 at any input causes the output to be at logic 1
• 2. 1 at any input causes the output to be at logic 0
• 3. 0 any input causes the output to be at logic 0
• 4. 0 at any input causes the output to be at logic 1

Question: Excess-3 code is known as_________________?

• 1. Weighted code
• 2. Cyclic redundancy code
• 3. Self-complementing code
• 4. Algebraic code

Question: Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is__________________?

• 1. 10 CPS
• 2. 120 CPS
• 3. 12CPS
• 4. None of the above

Question: The fan put of a 7400 NAND gate is_______________?

• 1. 2TTL
• 2. 5TTL
• 3. 8TTL
• 4. 10TTL

Question: Which is the correct order of sequence for representing the input values in K-map ?

• 1. (00, 01, 10, 11)
• 2. (00, 10, 01, 11)
• 3. (00, 01, 11, 10)
• 4. (00, 10, 11, 01)

Question: The NOR gate is OR gate followed by____________________?

• 1. AND gate
• 2. NAND gate
• 3. NOT gate
• 4. None of the above

Question: The only function of NOT gate is to__________________?

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

Question: The NAND gate is AND gate followed by_________________?

• 1. NOT gate
• 2. OR gate
• 3. AND gate
• 4. None of the above