§-Quick questions
NSWSoftware EngineeringModule 4: Software Engineering Project
Quick questions on Code review and quality explained: HSC Software Engineering Module 4
5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is code review?Show answer
A peer reviews every change before it is merged. In modern Git workflows, this happens on pull requests:
What are pre-commit hooks?Show answer
Run linters and formatters automatically on every commit, before the change leaves the developer's machine. Saves a round trip with CI.
What is architecture decision records (ADRs)?Show answer
For decisions that shape the codebase, write a short record:
What are metrics?Show answer
Use metrics as signals to investigate, not targets to optimise (Goodhart's law).
What is no review for "small changes"?Show answer
Production outages routinely come from one-line changes. Every change goes through review.
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