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Which of these methods can convert an object into a List?

(a) SetList()

(b) ConvertList()

(c) singletonList()

(d) CopyList()

The question was posed to me in an online interview.

Asked question is from Collection Algorithms in section java.util – The Collections Framework of Java

Select the correct answer from above options

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1 Answer

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The correct option is (c) singletonList()

Explanation: singletonList() returns the object as an immutable List. This is an easy way to convert a single object into a list. This was added by Java 2.0.

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