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Question 121Asked in BEL PE Computer Science, 20 Dec 2025 (5:00 PM)

Which of the following identifiers is invalid in Java according to language rules?

  1. AString
  2. B$_value123
  3. C_main_
  4. D3DModel
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Correct answer: (D) 3DModel

From BEL PE Computer Science PYQ, 20 Dec 2025 (5:00 PM)

This is question 121 of BEL PE Computer Science PYQ, 20 Dec 2025 (5:00 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.