Digital Circuits MCQ

Test your knowledge with important Digital Circuits MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Digital Circuits MCQs on Bissoy. Bissoy App

• Which of the following is not a primary storage device?
  ক

  Optical disk

  খ

  Magnetic tape

  গ

  Magnetic disk

  ঘ

  RAM
• What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?
  ক

  Extended

  খ

  Expanded

  গ

  Base

  ঘ

  Conventional
• Latches constructed with NOR and NAND gates tend to remain in the latched condition due to which configuration feature?
  ক

  Low input voltages

  খ

  Synchronous operation

  গ

  Gate impedance

  ঘ

  Cross coupling
• How many AND gates are required for a 1-to-8 multiplexer?
  ক

  2

  খ

  6

  গ

  8

  ঘ

  5
• What are the two types of basic adder circuits?
  ক

  Sum and carry

  খ

  Half-adder and full-adder

  গ

  Asynchronous and synchronous

  ঘ

  One and two’s-complement
• Which of the following statements accurately represents the two BEST methods of logic circuit simplification?
  ক

  Actual circuit trial and error evaluation and waveform analysis

  খ

  Karnaugh mapping and circuit waveform analysis

  গ

  Boolean algebra and Karnaugh mapping

  ঘ

  Boolean algebra and actual circuit trial and error evaluation
• 100101 × 0110 = ?
  ক

  1011001111

  খ

  0100110011

  গ

  101111110

  ঘ

  0110100101
• Exclusive-OR (XOR) logic gates can be constructed from what other logic gates?
  ক

  OR gates only

  খ

  AND gates and NOT gates

  গ

  AND gates, OR gates, and NOT gates

  ঘ

  OR gates and NOT gates