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C++ interview practice
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cppinterview helps you prepare for C++ interviews with spaced-repetition cards, a reviewed question bank, an AI coach and mock interviews—so knowledge lasts and is easier to apply when it matters.
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Today's study session01 / 07
Focus question
When should an API use a reference, and when should it use a pointer in C++?
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A reference expresses that an object is always present; a pointer fits when…
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