Digital Concepts Questions and Answers
Digital Concepts are foundational to modern electronics and computer architecture, making them a key area in programming questions and answers for GATE, DRDO, and ISRO aspirants. Topics include logic gates, Boolean algebra, number systems, and logic simplification techniques. Understanding digital principles helps in designing efficient digital systems and solving logic-based problems. Practicing digital concepts MCQs and test papers enhances analytical thinking and prepares students for both academic exams and technical interviews in electronics and computer engineering domains.
Digital Concepts
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93 questions
41. How many binary bits are necessary to represent 748 different numbers?
- 9
- 7
- 10
- 8
42. eriodic digital waveform has a pulse width (tw) of 6 ms and a period (T) of 18 ms. The duty cycle is ________.
- 3.3%
- 33.3%
- 6%
- 18%
44. Serial format means digital signals are:
- sent over many conductors simultaneously.
- sent over one conductor sequentially.
- sent in groups of eight signals.
- sent in binary coded decimal.
46. Which format can send several bits of information faster?
- Parallel
- Serial
- Both are the same
- Cannot tell
47. The frequency of a pulse train is 2 kHz. The pulse period is ________.
- 5 ms
- 50 ms
- 500 s
- 2 s
48. What has happened to the advances in digital technologies over the past three decades?
- Slowed down considerably
- Continued to increase, but at a decreasing rate
- Made excellent progress
- Nothing short of phenomenal
49. A type of digital circuit technology that uses bipolar junction transistors is ________.
- TTL
- CMOS
- LSI
- NMOS
50. How many unique symbols are used in the decimal number system?
- One
- Nine
- Ten
- Unlimited