Collectors Static Method GroupingBy with One Argument Receives a Function

question 55

Multiple Choice

Collectors static method groupingBy with one argument receives a Function that classifies objects in the stream-the values returned by this function are used as the keys in a Map. The corresponding values, by default, are ________ containing the stream elements in a given category.

• A) Lists
• B) Arrays
• C) Strings
• D) Collectors

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Definitions:

Genetic Drift

A mechanism of evolution that causes allele frequencies to change randomly over time due to chance events.

Mutation

A permanent alteration in the DNA sequence that makes up a gene, leading to variability within populations and potentially to new traits or diseases.

Adaptive Evolution

The method by which populations adapt to their surroundings by evolving genetic characteristics across generations.

Environmental Change

Any alteration in the conditions of an environment, due to natural processes or human activities, that can affect the organisms living within it.