Multiple choice

Which of the following logic circuits is to detect the the presence of a specified combination of bits on its inputs and to indicate that presence by a specified output level?

  1. Encoder

  2. Decoder

  3. Half Subtractor

  4. Multiplexer

  5. NAND Gate

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This logic circuit is to detect the presence of a specified combination of bits on its inputs and to indicate that presence by a specified output level.