Digital Electronics and Logic Design MCQs with answers Page - 49

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.

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A

Admin • 833.24K Points
Coach

Q. A pull-up resistor is a resistor used to keep a given point in a circuit HIGH when in the active state.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. A data selector is also called a demultiplexer.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. A digital circuit that converts coded information into a familiar or non- coded form is known as an encoder.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. An exclusive-OR gate will invert a signal on one input if the other is always HIGH.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. The following combination is correct for an EVEN parity data transmission system: data = 100111100 and parity = 0

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. The CASE control structure is used when an expression has a list of possible values.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. An encoder in which the highest and lowest value input digits are encoded simultaneously is known as a priority encoder.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. Three select lines are required to address four data input lines.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. Single looping in groups of three is a common K-map simplification technique.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

A

Admin • 833.24K Points
Coach

Q. In true sum-of-products expressions, the inversion signs cannot cover more than single variables in a term.

  • (A) true
  • (B) false
  • (C) none of the above
  • (D) can not predict

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