k6 Practice Lab
Performance practice scenarios.
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0/24 Solved
- 1. Checkout CTA Moved After Redesign74.2%Easy
- 2. SSO Button Gets Randomized IDs51.8%Medium
- 3. Coupon Apply Button Disappears Into Web Component32.1%Hard
- 4. Ops Dashboard Reorders Live Cards Mid-Poll44.5%Medium
- 5. Login Page Ships Duplicate Sign In Buttons67.4%Easy
- 6. Report Export Finishes Late Under Load48.9%Medium
- 7. Cart Drawer Moves Behind Shadow Checkout Shell29.7%Hard
- 8. Onboarding Finish Button Changed After Experiment71.3%Easy
- 9. Security Modal Traps Focus After Layout Refresh46.2%Medium
- 10. Realtime Feed Reuses Old Success Badge31.6%Hard
- 11. Embedded Billing Widget Loads Several Seconds Late63.8%Easy
- 12. Profile Save Flow Recycles DOM Nodes After Rerender42.7%Medium
- 13. Fake Store Proxy Smoke Misses User and Cart Contracts69.1%Easy
- 14. Fake Store Contract Drift on Unauthorized Login Probe56.8%Medium
- 15. Fake Store Sequence Breaks When Ordered Proxy Steps Drift49.7%Medium
- 16. Fake Store Warmup Fails Product Contract Probe64.2%Easy
- 17. Localized Nav Rewrite Breaks Button Text Match45.9%Medium
- 18. Autosave Rolls Back Before Final Success Toast41.3%Medium
- 19. Checkout Confirm Action Drops Deeper Into Nested Widget30.4%Hard
- 20. Embedded Scheduler Recreates Iframe After Submit61.7%Easy
- 21. Success Toast Lingers After Failed Retry43.8%Medium
- 22. Invoice Sync Succeeds Only After Background Retry39.6%Medium
- 23. Consent Overlay Hides Accept CTA Behind Nested Shadow Layer28.9%Hard
- 24. Payment Provider Keeps Buy Button Disabled Until Validation58.4%Easy