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C Sharp Entry Tests: Certification Test 378

Functions MCQs App & e-Book: MCQ 378

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MCQ: 378

Choose the correct statement

  1. An argument passed to a ref parameter need not be initialized first.
  2. Variables passed as out arguments need to be initialized prior to being passed
  3. Argument that uses params keyword must be the last argument of variable argument list of a method.
  4. To use a ref parameter only the calling method must explicitly use the ref keyword.
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