My Report (&Account)

Digital Electronics Online Test


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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Here is the complete list of test quizzes on Digital Electronics.

1. 3 bits full adder contains ________

Question 1 of 50

2. A full adder logic circuit will have __________

Question 2 of 50

3. The cell type used inside a PROM is ___________

Question 3 of 50

4. Monostable multivibrator can also be termed as ____________

Question 4 of 50

5. We use CMOS transistor in BiCMOS because of its _____________

Question 5 of 50

6. In general, when using a scope to troubleshoot digital systems, the instrument should be triggered by ____________

Question 6 of 50

7. How many stages a DTL consist of?

Question 7 of 50

8. 1's complement of 1011101 is ____________

Question 8 of 50

9. Two important characteristics of CMOS devices are ____________

Question 9 of 50

10. How many address location a bipolar ROM has?

Question 10 of 50

11. If odd parity is used for ASCII error detection, the number of 0s per 8-bit symbol is _______

Question 11 of 50

12. A circuit that compares two numbers and determines their magnitude is called ____________

Question 12 of 50

13. The decimal number 10 is represented in its BCD form as __________

Question 13 of 50

14. The asynchronous input can be used to set the flip-flop to the ____________

Question 14 of 50

15. 3 bits full adder contains ____________

Question 15 of 50

16. The outputs of SR latch are ___________

Question 16 of 50

17. All input of NOR as low produces result as ___________

Question 17 of 50

18. The flip-flop in static memory cell can be constructed using ____________

Question 18 of 50

19. Which gates are ideal for checking the parity bits?

Question 19 of 50

20. A register file holds __________

Question 20 of 50

21. The dynamic RAM offers __________

Question 21 of 50

22. A sequence of equally spaced timing pulses may be easily generated by which type of counter circuit?

Question 22 of 50

23. In J-K flip-flop, the function K=J is used to realize _____________

Question 23 of 50

24. If one wants to design a binary counter, the preferred type of flip-flop is ____________

Question 24 of 50

25. Which of the examples below expresses the commutative law of multiplication?

Question 25 of 50

26. A place which is used as storage location in a computer __________

Question 26 of 50

27. There are _____________ Minterms for 3 variables (a, b, c).

Question 27 of 50

28. Magnetic core is the digital memory in which data is stored magnetically in individual cores operated by __________

Question 28 of 50

29. Reflected binary code is also known as ___________

Question 29 of 50

30. A major block which is not a part of an HDL frequency counter _____________

Question 30 of 50

31. What is the difference between a 7490 and a 7493?

Question 31 of 50

32. The designation means that the ________

Question 32 of 50

33. Each product term of a group, w'.x.y' and w.y, represents the ____________ in that group.

Question 33 of 50

34. The characteristic of J-K flip-flop is similar to _____________

Question 34 of 50

35. The Boolean expression Y = (AB)' is logically equivalent to what single gate?

Question 35 of 50

36. What is the difference between static RAM and dynamic RAM?

Question 36 of 50

37. The ECL behaves as __________

Question 37 of 50

38. Which of the following plays an important role in improving the device performance of MOSFET?

Question 38 of 50

39. ROM consist of __________

Question 39 of 50

40. A reset input is used in IC 7493, why?

Question 40 of 50

41. A major advantage of DTL over the earlier resistor–transistor logic is the ___________

Question 41 of 50

42. In a 3-bit asynchronous down counter, at the first negative transition of the clock, the counter content becomes ____________

Question 42 of 50

43. Computers invariably use RAM for __________

Question 43 of 50

44. The difference between FPGA and PLD is that __________

Question 44 of 50

45. The initial values in all the cells of an EPROM is ______________

Question 45 of 50

46. A D flip-flop is used in a 4-bit serial adder, why?

Question 46 of 50

47. The only difference between a combinational circuit and a flip-flop is that _____________

Question 47 of 50

48. Full subtractor is used to perform subtraction of ___________

Question 48 of 50

49. In ECL the fanout capability is __________

Question 49 of 50

50. The expression Y=AB+BC+AC shows the _________ operation.

Question 50 of 50


 

Topic wise Test Quizzes on Digital Electronics

Digital Electronics tests, quizzes, and exams are great ways to learn and test your Digital Electronics skills. Whether you’re a beginner or experienced, challenge and boost your confidence with our engaging online quizzes on Digital Electronics Basics, Logic Gate, Digital Integrated Circuit, Logic Family, Arithmetic Circuit, Adder and Subtractor, Multiplexer and Demultiplexer, Flip Flop, Digital Counter, Memory Devices, Random Access Memory and Programmable Logic Array. Start the Digital Electronics online test now!

Digital Electronics Basic Quiz

Number System Quiz

Boolean Algebra Quiz

Logic Gate Quiz

Digital Integrated Circuit Quiz

Logic Family Quiz

Arithmetic Circuit Quiz

Adder and Subtractor Quiz

Multiplexer and Demultiplexer Quiz

Digital Building Block Quiz

Flip Flop Quiz

Digital Counter Quiz

Digital Register Quiz

Memory Devices Quiz

Read Only Memory Quiz

Programmable ROM Quiz

Random Access Memory Quiz

Programmable Logic Array Quiz

Digital Electronics Certification Test

Digital Electronics Certification Test is a free certification exam. However, you need to score at least a B grade in the “Qualifier Test” to be eligible to take part in this test. So, take the “Qualifier Test” before the Certification test.

Qualifier Test Certification Test

Total Questions: 50, Total Time: 1 hour, Correct Answer: 2 points, Wrong Answer: -1 point

Digital Electronics Internship Test

If you scored either Grade A* or Grade A in our Digital Electronics Internship Test, then you can apply for Internship at Sanfoundry in Digital Electronics.

Digital Electronics Internship Test

Total Questions: 50, Total Time: 1 hour, Correct Answer: 2 points, Wrong Answer: -1 point

Digital Electronics Job Test

It’s designed to test and improve your skills for a successful career, as well as to apply for jobs.

Digital Electronics Job Test

Total Questions: 50, Total Time: 1 hour, Correct Answer: 2 points, Wrong Answer: -1 point

  
Note: Before you get started on these series of online tests, you should practice our collection of 1000 MCQs on Digital Electronics here.

Sanfoundry Scoring & Grading System

Sanfoundry tests and quizzes are designed to provide a real-time online exam experience. Here’s what you need to know about them.

  • Scoring System: You get 2 points for each correct answer but lose 1 point for every wrong answer.
  • Grading System: Your grade depends on your final score and can be one of the following:

    • Grade A* – Genius (100%)
    • Grade A – Excellent (80% to 99%)
    • Grade B – Good (60% to 80%)
    • Grade C – Average (40% to 60%)
    • Grade D – Poor (0% to 40%)
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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

Subscribe to his free Masterclasses at Youtube & discussions at Telegram SanfoundryClasses.