Architecture · interview question

What is the healthiest performance judgment around background jobs?

Multiple choiceMediumchapter-18-curatedpremiumarchitecturebackground-jobs

python

def process_partner_sync_job(job_id: str) -> None:
    print(f"processing {job_id}")

Keep background jobs 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 background jobs.Measure before optimizing, then change the part that actually dominates cost instead of guessing from style alone.Delay clarity until production traffic reveals the edge case and then patch it under pressure.

Answer and explanation

Correct answer

C. Measure before optimizing, then change the part that actually dominates cost instead of guessing from style alone.

Why

Premature optimization is usually weaker than targeted optimization backed by measurement.

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What is the healthiest performance judgment around background jobs?

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