Digital Electronics and Logic Design MCQs with answers Page - 34

Here, you will find a collection of MCQ questions on Digital Electronics and Logic Design. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 833.24K Points
Coach

Q. Convert BCD 0001 0010 0110 to binary.

  • (A) 1111110
  • (B) 1111000
  • (C) 1111101
  • (D) 1111111

A

Admin • 833.24K Points
Coach

Q. Convert BCD 0001 0111 to binary.

  • (A) 10101
  • (B) 10001
  • (C) 10010
  • (D) 11000

A

Admin • 833.24K Points
Coach

Q. How many 1-of-16 decoders are required for decoding a 7-bit binary number?

  • (A) 5
  • (B) 6
  • (C) 7
  • (D) 8

A

Admin • 833.24K Points
Coach

Q. The implementation of simplified sum-of-products expressions may be easily implemented into actual logic circuits using all universal gates with little or no increase in circuit complexity. (Select the response for the blank space that will BEST make the statement true.)

  • (A) and/or
  • (B) nand
  • (C) nor
  • (D) or/and

A

Admin • 833.24K Points
Coach

Q. Which of the following statements accurately represents the two BEST methods of logic circuit simplification?

  • (A) boolean algebra and karnaugh mapping
  • (B) karnaugh mapping and circuit waveform analysis
  • (C) actual circuit trial and error evaluation and waveform analysis
  • (D) boolean algebra and actual circuit trial and error evaluation

A

Admin • 833.24K Points
Coach

Q. Which of the following combinations cannot be combined into K-map groups?

  • (A) corners in the same row
  • (B) corners in the same column
  • (C) diagonal corners
  • (D) overlappin g combinati ons

A

Admin • 833.24K Points
Coach

Q. As a technician you are confronted with a TTL circuit board containing dozens of IC chips. You have taken several readings at numerous IC chips, but the readings are inconclusive because of their erratic nature. Of the possible faults listed, select the one that most probably is causing the problem.

  • (A) a defective ic chip that is drawing excessive current from the power supply
  • (B) a solar bridge between the inputs on the first ic chip on the board
  • (C) an open input on the first ic chip on the board
  • (D) a defective output ic chip that has an internal open to v cc

A

Admin • 833.24K Points
Coach

Q. Which gate is best used as a basic comparator?

  • (A) nor
  • (B) or
  • (C) exclusive-or
  • (D) and

A

Admin • 833.24K Points
Coach

Q. The device shown here is most likely a .

  • (A) comparator
  • (B) multiplexer
  • (C) demultiplexe r
  • (D) parity generator

A

Admin • 833.24K Points
Coach

Q. For the device shown here, assume the D input is LOW, both S inputs are HIGH, and the input is HIGH. What is the status of the outputs?

  • (A) all are high.
  • (B) all are low.
  • (C) all but are low.
  • (D) all but are high.

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.