Digital Logic and Design MCQs with Answers
Practice important Digital Logic and Design MCQs with answers and explanations.
Multiple Choice Questions
Q891: Each Logic Block consists of how many Logic elements?
- A: One
- B: Two
- C: Three
- D: Four
View Answer
D
Q892: What is the primary function of the Look-Up Table (LUT) in a Logic Element?
- A: Logic function generator
- B: Analog signal processing
- C: Data storage
- D: Voltage regulation
View Answer
A
Q893: How many inputs does the Look-Up Table (LUT) have in a Logic Element?
- A: 2
- B: 3
- C: 4
- D: 5
View Answer
C
Q894: The voltage gain of the Inverting Amplifier is given by the relation ________
- A: Vout / Vin = - Rf / Ri
- B: Vout / Rf = - Vin / Ri
- C: Rf / Vin = - Ri / Vout
- D: Rf / Vin = Ri / Vout
View Answer
A
Q895: LUT is acronym for _________
- A: Look Up Table
- B: Local User Terminal
- C: Least Upper Time Period
- D: None of given options
View Answer
A
Q896: At T0 the value stored in a 4-bit left shift was “1”. What will be the value of register after three clock pulses?
- A: 2
- B: 4
- C: 6
- D: 8
View Answer
D
Q897: A bidirectional 4-bit shift register is storing the nibble 1110. Its input is LOW. The nibble 0111 is waiting to be entered on the serial data-input line. After two clock pulses, the shift register is storing ________.
- A: 1110
- B: 111
- C: 1000
- D: 1001
View Answer
C
Q898: If the FIFO Memory output is already filled with data then ________
- A: It is locked; no data is allowed to enter
- B: It is not locked; the new data overwrites the previous data.
- C: Previous data is swapped out of memory and new data enters
- D: None of given options
View Answer
C
Q899: The process of converting the analogue signal into a digital representation (code) is known as ___________
- A: Strobing
- B: Amplification
- C: Quantization
- D: Digitization
View Answer
C
Q900: In a LUT configured as a full-adder, how many memory locations are used to represent Sum and Cout?
- A: 8
- B: 4
- C: 16
- D: 12
View Answer
A