Electronics MCQ Questions Answers

1. [ar]4s23d104p3 is the electron configuration of a(n) __________ atom.

2. The amperage in a series circuit is ________.

3. The amount of _____ across a resistor is proportional to its resistance.

4. When evaluating information provided on the web, always consider the ____.

5. The new york times and the wall street journal use the _____ revenue model.

6. An english auction is sometimes called a(n) _____ because the bids are publicly announced.

7. _____ are the prices that potential buyers in an auction are willing to pay for an item.

8. The stoichiometric relationship of atp synthesis to ______ is referred to as the p/o ratio.

9. The electron configuration [kr]4d10 represents __________.

10. A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value?

11. Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?

12. At room temperature a conductor has low many holes?

13. The Norton current is sometimes called the

14. Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field?

15. A basic capacitor is composed of:

16. The merging of a free electron and a hole is called

17. The equivalent of 1 megohms is:

18. In a step-down transformer, which is larger?

19. Voltage is

20. A device that converts mechanical pressure to electrical energy is called

21. The value of a capacitor can be made larger by:

22. Which one of the following devices is most often used for measuring electrical potential difference?

23. When a parallel RLC circuit is operating at its resonant frequency:

24. One henry of inductance is defined as:

25. What is the smallest number of polarities required for current flow?

26. Which one of the following phrases most accurately describes the nature of a pulsating dc voltage?

27. The Thevenin resistance is equal in value to the

28. The direction of electron current flow is:

29. The total impedance of a series RLC circuit:

30. Conversion of decimal number 9910 to hexadecimal number is

31. Conversion of an octal number 608 to binary number is

32. A flip-flop can store

33. Conversion of a hexadecimal number 6316 to binary number is

34. Which of the following logic families use bipolar transistors?

35. Conversion of binary number 1011012 to its decimal number is

36. Convert the 1000 0000 0000 1111 signed binary number to decimal number.

37. Conversion of binary number 11011001111110002 to hexadecimal number is

38. Binary means _____

39. Conversion of binary number 11000112 to its decimal number is

40. When the LOAD input of a buffer register is active, the input word is stored on the next positive _____ edge.

41. A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

42. The _____ is a sequence of instructions that tells the computer how to process the data.

43. With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____

44. Which function of positive logic is equivalent to OR function in negative logic?

45. One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.

46. The output of the following gate is 1 only if at least one of its inputs is 0.

47. An XOR gate recognizes only words with an _____ number of 1's.

48. Conversion of 10110112 to it's decimal equivalent is

49. When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is