With each visit of this Digital Electronics online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 29 Time Limit 20 Minutes Points 1 Point for each Question
Remaining Time: 0 MINUTES
0 of 29 questions completed
Questions:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
Information
You have already completed the test before. Hence you can not start it again.
0 of 29 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0 )
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
Question 1 of 29
Q-1.In K-map a quad is group of ——— 1’s
Your Answer:Correct
Your Answer:Incorrect
Question 2 of 29
Q-2.Logic High at the output is treated as gate ____________________
Your Answer:Correct
Your Answer:Incorrect
Question 3 of 29
Q-3.In which conversion the product of number 16 raised by the location and
then add all the products to get the final decimal value?
Your Answer:Correct
Your Answer:Incorrect
Question 4 of 29
Q-4.Asynchronous inputs, just like synchronous inputs, can be engineered to be
______________.
Your Answer:Correct
Your Answer:Incorrect
Question 5 of 29
Q-5.The decimal number is converted in to excess 3 codes by adding. to each decimal digit.
Your Answer:Correct
Your Answer:Incorrect
Question 6 of 29
Q-6.if the SOP form of switching function is f(A,B,C,D)= ¯A ¯BC+ ¯AB¯C +A¯(BC )+ABC then the POS form of the function will be
Your Answer:Correct
Your Answer:Incorrect
Question 7 of 29
Q-7.Which of the following memories are non volatile memories?
Your Answer:Correct
Your Answer:Incorrect
Question 8 of 29
Q-8.Maxterms of a function are the terms for which the result is_________
Your Answer:Correct
Your Answer:Incorrect
Question 9 of 29
Q-9.The 8085 Microprocessor uses__________ V power supply
Your Answer:Correct
Your Answer:Incorrect
Question 10 of 29
Q-10.if a counter is connected using 6 flip flop then the maximum number of states that the counter can count are
Your Answer:Correct
Your Answer:Incorrect
Question 11 of 29
Q-11.Circuits that are more complex can be built using the __________ method.
Your Answer:Correct
Your Answer:Incorrect
Question 12 of 29
Q-12.In direct conversion from binary to hexadecimal, if the last group does not have 4-
bits, then it is padded with ______________ to make it four bits.
Your Answer:Correct
Your Answer:Incorrect
Question 13 of 29
Q-13.The normal data inputs to a flip-flop (D, S and R, J and K, T) are referred to as
________________ inputs
Your Answer:Correct
Your Answer:Incorrect
Question 14 of 29
Q-14.Which of the following condition is true for determining overflow condition in 2’s
complement?
Your Answer:Correct
Your Answer:Incorrect
Question 15 of 29
Q-15.There are two types of parity,
Your Answer:Correct
Your Answer:Incorrect
Question 16 of 29
Q-16.What is the 9’s complement of (0.3267)10?
Your Answer:Correct
Your Answer:Incorrect
Question 17 of 29
Q-17.When an input electrical signal A=10100 is applied to a NOT gate, it’s output Signal is
Your Answer:Correct
Your Answer:Incorrect
Question 18 of 29
Q-18.Each product term of a group, w′.x.y′ and w.y, represents the ____________
in that group.
Your Answer:Correct
Your Answer:Incorrect
Question 19 of 29
Q-19.The characteristic equation of any flip-flop describes the
__________________ of the next state in terms of the present state and inputs.
Your Answer:Correct
Your Answer:Incorrect
Question 20 of 29
Q-20.The number of resistors required for an N-bit DAC is 2N in the case of
_____________
Your Answer:Correct
Your Answer:Incorrect
Question 21 of 29
Q-21.For multi-input AND and NAND gates, the unused input pin should not be left
____________
Your Answer:Correct
Your Answer:Incorrect
Question 22 of 29
Q-22.The First Generation of computer appeared during the period__________
Your Answer:Correct
Your Answer:Incorrect
Question 23 of 29
Q-23.In which of the following types of counters, the flip-flops do not change states
at exactly the same time?
Your Answer:Correct
Your Answer:Incorrect
Question 24 of 29
Q-24.Symbol: F = A ⊕ B, where ‘⊕’ implies _________ operation.
Your Answer:Correct
Your Answer:Incorrect
Question 25 of 29
Q-25.In a sequential memory, the words are stored in and out in a sequence.
Your Answer:Correct
Your Answer:Incorrect
Question 26 of 29
Q-26.It is a single input version of J-K flip-flop formed by tying both the inputs of
J-K.
Your Answer:Correct
Your Answer:Incorrect
Question 27 of 29
Q-27.For a 5 bit resistive divider network the weight assigned to MSB is
Your Answer:Correct
Your Answer:Incorrect
Question 28 of 29
Q-28.Two input Exclusive NOR gate gives high output
Your Answer:Correct
Your Answer:Incorrect
Question 29 of 29
Q-29.A digit in base R will have a range from ____________
Your Answer:Correct
Your Answer:Incorrect