Question

Which of the following interfaces represents a function that accepts a boolean-valued argument and produces a result of the specified type in Java 8?

a) Predicate

b) Supplier

c) Function

d) Consumer

Answer 1

Answer: c) Function.

Explanation: The Function interface represents a function that accepts an argument of one type and produces a result of another type, and has a single abstract method apply() that takes an argument of the specified type and returns a result of the specified type.