Give a very good method to count the number of ones in a "n" (e.g. 32) bit number.

3 Answers  

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What is lazy initialization in c++?

0 Answers  

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What are friend functions?

1 Answers  

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Give the difference between the type casting and automatic type conversion. Also tell a suitable C++ code to illustrate both.

0 Answers   TCS,

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Define private, protected and public access control.

0 Answers  

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what is the size of a class which contains no member variables but has two objects??? is it 1 or 2??

4 Answers  

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Write about c++ storage classes?

0 Answers  

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class Foo { public: Foo(int i) { } }; class Bar : virtual Foo { public: Bar() { } }; Bar b; Referring to the above code, when the object 'b' is defined, a compiler error will occur. What action fixes the compiler error? a) Adding a virtual destructor to the class Bar b) Adding a constructor to Bar which takes an int parameter c) Adding "Foo()" to the Bar constructor d) Adding a copy constructor to the class Foo e) Adding "Foo(0)" to the Bar::Bar initializer list

2 Answers   Quark,

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What is the difference between const and constexpr?

4 Answers  

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What is the difference between a shallow copy and a deep copy?

3 Answers  

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Define namespace in c++?

0 Answers  

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What is the purpose of ios::basefield in the following statement?

0 Answers  

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