Computer Science · Python Programming
When using Python sets for unique transaction IDs in fraud detection, what does set.add() conceptually ensure about duplicates?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It converts to list post-add
- 2It automatically ignores the operation if the element already exists, preserving uniqueness✓
- 3It handles ordered insertion
- 4It appends even if existing
Correct answer
It automatically ignores the operation if the element already exists, preserving uniqueness
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