Explain the auto storage classes in c++.

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what is the use of templates?

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What is null and void pointer?

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class Alpha { public: char data[10000]; Alpha(); ~Alpha(); }; class Beta { public: Beta() { n = 0; } void FillData(Alpha a); private: int n; }; How do you make the above sample code more efficient? a) If possible, make the constructor for Beta private to reduce the overhead of public constructors. b) Change the return type in FillData to int to negate the implicit return conversion from "int" to "void". c) Make the destructor for Alpha virtual. d) Make the constructor for Alpha virtual. e) Pass a const reference to Alpha in FillData

2 Answers   Quark,

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What is a local variable?

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What is near, far and huge pointers? How many bytes are occupied by them?

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How is c++ different from java?

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What size is allocated to the union variable?

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What is name mangling?

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What information can an exception contain?

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How can you find the nodes with repetetive data in a linked list?

1 Answers   Lucent,

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Should I learn c or c++ first?

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