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Q25 Single choice

Which of the following code blocks stores DataFrame itemsDf in executor memory and, if insufficient memory is available, serializes it and saves it to disk?

A
itemsDf.persist(StorageLevel.MEMORY_ONLY)
B
itemsDf.cache(StorageLevel.MEMORY_AND_DISK)
C
itemsDf.store()
D
itemsDf.cache()
E
itemsDf.write.option('destination', 'memory').save()

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