Which of the Following Statements Correctly Specifies the Use of Lambda

question 20

Multiple Choice

Which of the following statements correctly specifies the use of lambda expressions and the comparing method of the Comparator functional interface to sort an array of countries by population, assuming the existence of a getPopulation method?

• A)Arrays.sort(countries, Comparator.comparing(c1 -> c1.getPopulation(), c2 -> c2.getPopulation());
• B)Arrays.sort(countries, comparing(c -> c.getPopulation()));
• C)Arrays.sort(countries, c -> c.getPopulation());
• D)Arrays.sort(countries, Comparator.comparing(c -> c.getPopulation());

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Definitions:

Baptized Sikhs

Sikhs who have undergone the Amrit Sanskar ceremony, formally committing to the tenets of Sikhism.

Kanga

A brightly colored garment consisting of a single piece of cloth, often with an inscribed message, worn in Eastern African countries as a traditional dress or for carrying infants.

Ceremonial Sword

A decorative sword used primarily for ceremonial purposes, often symbolizing authority or honor in various cultures.

Bilateral Contract

A contract involving two parties where each party makes a promise to the other.