Multiple choice general knowledge science & technology

Which of the following circuit is used as a 'Memory device' in computers?

  1. Rectifier

  2. Flip-Flop

  3. Comparator

  4. Attenuator
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A flip-flop is a basic memory element in digital electronics that can store one bit of information. It has two stable states and is used in registers, counters, and RAM. Rectifiers convert AC to DC, comparators compare voltages, and attenuators reduce signal strength.

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