Q. Which header file is used to declare the complex number?

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Q. How to declare the complex number?

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Q. How many real types are there in complex numbers?

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Q. Which of the following is not a function of complex values?

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Q. What is the return type of the conversion operator?

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Q. Why we use the “dynamic_cast” type conversion?

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Q. How many parameters does a conversion operator may take?

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Q. How types are there in user defined conversion?

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Q. Pick out the correct syntax of operator conversion.

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Q. Which rule will not affect the friend function?

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Q. Which keyword is used to declare the friend function?

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Q. What is the syntax of friend function?

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Q. Pick out the correct statement.

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Q. Where does keyword ‘friend’ should be placed?

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Q. How to store the large objects in c++ if it extents its allocated memory?

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Q. When we are using heap operations what do we need to do to save the memory?

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Q. Which container in c++ will take large objects?

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Q. How to stop your program from eating so much ram?

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Q. Which option is best to eliminate the memory problem?

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Q. What is the size of the heap?

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