General exam question G7B05
Subelement G7, PRACTICAL CIRCUITS· Group G7B
G7B05
How many states does a 3-bit binary counter have?
- A.3
- B.6
- C.8 (correct answer)
- D.16
WhyA 3-bit binary counter has 8 states. A binary counter with n bits can represent 2 to the power of n distinct states, so a 3-bit counter has 2 cubed, 8 possible states, answer C. The other values don't match 2 raised to the third power.
Published 2026-08-28 · Last updated 2026-08-28 · Question text is verbatim from the 2023-2027 NCVEC Element 3 pool (public domain); the explanation above is original writing, see our methodology.
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