Free practice test
C# HashSet Equality: Six Practical Decisions
Six original questions on equality comparers, Add results, display ordering and preserving event history. Includes explanations; no code execution is needed.
- Answers save as you go. Move between questions freely, and mark any to come back to.
- No time limit: take as long as you need.
- Keyboard: press A–D to choose an option; ← and → move between questions.
- Questions
- 6
- Time
- No limit
- Right answer
- +1
- Wrong answer
- 0
6 marks in all · pass mark 4
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