Which of the following operators should be preferred to overload as a global function rather than a member method?

Which of the following operators should be preferred to overload as a global function rather than a member method?

  1. a) Postfix ++
  2. b) Comparison Operator
  3. c) Insertion Operator <<
  4. d) Prefix ++

From the BB Assistant Director (ICT) February 2025 – Written (DU) exam, question 39 of 55.

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