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Why should we use null or zero in a program?


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More C++ General Interview Questions

Which of the following is not a valid declaration for main() a) int main() b) int main(int argc, char *argv[]) c) They both work

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Why do we use setw in c++?

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Describe the role of the c++ in the tradeoff of safety vs. Usability?

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. If employee B is the boss of A and C is the boss of B and D is the boss of C and E is the boss of D. Then write a program using the Database such that if an employee name is Asked to Display it also display his bosses with his name. For eg. If C is displayed it should also display D and E with C?

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How is computer programming useful in real life?

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give me an example for testing a program showing the test path .show how the test is important and complex.

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What is a local reference?

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How can you quickly find the number of elements stored in a a) static array b) dynamic array ? Why is it difficult to store linked list in an array?how can you find the nodes with repetetive data in a linked list?

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What are the advantages of using pointers in a program?

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What is null c++?

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What is data type in c++?

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What kind of jobs can I get with c++?

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