Why null pointer is used?


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What do you mean by persistent and non persistent objects?

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What are the advantages of pointers?

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Write a corrected statement in c++ so that the statement will work properly. x =+ 7;

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What is multithreading and what is its use?Whats are multithreading techniques used in C++?

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Is c++ an integer?

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Differentiate between a template class and class template?

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