Performance · interview question

Another engineer will maintain this code later. What choice helps the most around microbenchmarks?

Multiple choiceMediumchapter-16-curatedpremiumperformancemicrobenchmarks

Keep microbenchmarks implicit so the script stays short and hope the next engineer infers the rule.Solve the symptom with comments only and avoid changing the code shape around microbenchmarks.Make the rule obvious in names, flow, and boundaries so the next reader does not have to reverse-engineer your intent.Delay clarity until production traffic reveals the edge case and then patch it under pressure.

Answer and explanation

Correct answer

C. Make the rule obvious in names, flow, and boundaries so the next reader does not have to reverse-engineer your intent.

Why

Maintainability comes from explicit intent. Candidates sound stronger when they distinguish local timing from product latency.

Test yourself on Performance

A free test with instant, explained results. No account needed.

Start free test

All Performance questions →

Another engineer will maintain this code later. What choice helps the most around microbenchmarks?

Correct answer

Why

More Performance questions