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Question 1 of 3
1. Question
In case we have a collection of unique items, with no meaning for order, it’s best to use a:
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Question 2 of 3
2. Question
In case we have a collection of items, with a meaning for order, it’s best to use a:
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Question 3 of 3
3. Question
In case we have a collection of key-value pairs, with unique keys it’s best to use a:
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