Free Microsoft GH-300 Actual Exam Questions - Question 12 Discussion

Question No. 12
Why is code reviewing still necessary when using GitHub Copilot to write tests?
Select one option, then reveal solution.
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OB
Osama B.
2026-02-18

Totally agree, C fits best since Copilot can write tests fast but won’t catch every possible scenario or logic flaw. A and B are clearly off since it’s not perfect code. C

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OB
Osama B.
2026-02-17

C imo, it’s about the gaps Copilot leaves. It helps but can’t fully replace human insight to catch everything in tests.

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OB
Osama B.
2026-02-12

Maybe C makes the most sense here. Even though Copilot can generate tests quickly, it doesn’t understand the full context or all edge cases like a human reviewer would. D is clearly wrong since manual testing and review can’t just be skipped. A and B are too confident about Copilot’s ability to cover everything perfectly, which doesn’t match reality. Code reviews catch gaps and logic errors that AI might miss, so they’re still pretty crucial despite the automation help.

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OB
Osama B.
2026-02-12

Probably C here. Copilot is great for speeding things up but it doesn’t guarantee catching every edge case or weird bug. Automated tools can miss context or specific logic details that only a human would notice. A and B are too confident about Copilot’s abilities, and D is clearly wrong since manual review is still a must for quality control. So yeah, code reviews remain key even when using Copilot-generated tests.

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RP
Ravi P.
2026-01-31

It’s definitely not A or B because Copilot can’t guarantee full scenario coverage or the best code every time. D is off too since Copilot doesn’t eliminate the need for manual checks. C fits best since automated test generation often misses edge cases or specific conditions that only a thorough review can catch. Even with AI help, human oversight in code review is key to ensure tests are solid and comprehensive.

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RP
Ravi P.
2026-01-30

Maybe C, since automated tools often miss nuances or specific edge cases that only a human reviewer would catch to ensure full coverage.

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AV
Amit V.
2026-01-29

D imo, because even if Copilot writes tests, manual testing is still crucial to catch issues beyond code generation—so code reviews and manual tests both matter.

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IC
Irfan C.
2026-01-28

If Copilot misses edge cases, C makes sense since reviews catch those gaps.

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WO
Will O.
2026-01-19

Probably C. Copilot can suggest code quickly, but it doesn’t fully understand the business logic or specific requirements like a human does. So, it might miss test scenarios that are important for the project. Also, sometimes it might generate code that looks fine but has subtle issues, which is why a review is still necessary.

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MT
Mark T.
2026-01-15

Makes sense to me that C is the choice. Copilot is smart, but it can definitely miss some edge cases that only a human would catch.

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MT
Mark T.
2026-01-13

Definitely C. Copilot’s good, but it can miss edge cases or specific scenarios, so reviews are still a must.

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