Which of the following is correct for Digital Circuits?

Correct Answer (Detailed Explanation is Below)

E. None of the above

Detailed Explanation

Explanation

• (A) They use analog signals for communication ❌
  Digital circuits use digital signals (0 and 1), not analog signals.

• (B) They process information using continuous voltage levels ❌
  Continuous voltage levels are used in analog circuits, not digital circuits.

• (C) They are not suitable for high speed operations ❌
  Digital circuits are actually very suitable for high-speed operations (e.g., in computers and processors).