Quiz: The Iterator Pattern

Test yourself on the knowledge you learned about the Iterator pattern.

The Iterator Pattern


In the context of list comprehensions, what is meant by mapping and filtering?


Mapping involves creating a mapping of keys to values, while filtering removes certain items from the iterable.


Mapping is the process of converting the source iterable into a dictionary, while filtering is the process of selecting specific values.


Mapping refers to applying an expression to each element of the source iterable to create a resulting iterable, while filtering involves including or excluding items based on a condition.


Mapping refers to sorting the items of the source iterable, while filtering involves grouping similar items together.

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