HardJava Core

What is the output of: List<Integer> list = Arrays.asList(1, 2, 3); list.add(4);

Tests your understanding of this concept.

Answer Options

A[1, 2, 3, 4]
BUnsupportedOperationException
CIndexOutOfBoundsException
DNullPointerException

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This question is from the Java Core topic (Programming Languages).

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