What collector can turn the stream at left to the Map at right? A. Only grouping() B.
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What collector can turn the stream at left to the Map at right?
A. Only grouping()
B. Only groupingBy()
C. Only partitioning()
D. Only partitioningBy()
E. Both grouping() and partitioning()
F. Both groupingBy() and partitioningBy()
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Related Book For
OCP Oracle Certified Professional Java SE 11 Developer Practice Tests Exam 1Z0 819 And Upgrade Exam 1Z0 817
ISBN: 9781119696131
1st Edition
Authors: Scott Selikoff, Jeanne Boyarsky
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