Hard Automation Test Engineer questions

32 questions · 20 points each for a correct first answer.

1. 1.Handling flaky tests at scalereliability, ci-cdhard
2. 2.Breaking changes between servicescontract-testing, test-strategyhard
3. 3.Clean state for each testtest-data, framework-designhard
4. 4.Hidden race in a testplaywright, asynchard
5. 5.Element inside an iframeselenium, locatorshard
6. 6.Noisy screenshot comparisonsvisual-testing, reliabilityhard
7. 7.A 90-minute test suitetest-performance, test-strategyhard
8. 8.Choosing a tool for multi-tab flowsplaywright, tool-selectionhard
9. 9.How small flakiness adds upflaky-tests, test-metricshard
10. 10.Missing the response you wait forplaywright, flaky-tests, async-javascripthard
11. 11.Retries hiding a real bugflaky-tests, debugginghard
12. 12.Asserting on eventual consistencyapi-testing, distributed-systemshard
13. 13.Waiting for network idleplaywright, waitshard
14. 14.Can I deploy this servicecontract-testing, pact, ci-cdhard
15. 15.Green tests, broken productionmocking, contract-testinghard
16. 16.Leftover test datatest-data, test-isolationhard
17. 17.Worker-scoped fixturesfixtures, framework-designhard
18. 18.Limits of automated accessibility checksaccessibility-testinghard
19. 19.Virtual users or arrival rateperformance-testing, k6hard
20. 20.One shared staging for everyonetest-environments, ci-cdhard
21. 21.Feature flags and testsfeature-flags, test-isolationhard
22. 22.High coverage, weak teststest-quality, mutation-testinghard
23. 23.Running only affected testsci-cd, test-strategyhard
24. 24.Copying production data for teststest-data, securityhard
25. 25.Reusing one page for speedplaywright, test-isolationhard
26. 26.Testing an event consumerevent-driven-testing, testcontainershard
27. 27.Emulators or real devicesmobile-testing, test-strategyhard
28. 28.Snapshot tests with changing fieldssnapshot-testing, api-testinghard
29. 29.DRY or DAMP testsframework-design, readabilityhard
30. 30.Ordering pipeline stagesci-cd, test-strategyhard
31. 31.Tests that run in productionmonitoring, shift-righthard
32. 32.What WebDriver BiDi addsselenium, webdriverhard