What does extern mean in a function declaration in c++?

0 Answers  

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What are the different types of polymorphism?

3 Answers  

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class basex { int x; public: void setx(int y) {x=y;} }; class derived : basex {}; What is the access level for the member function "setx" in the class "derived" above? a) private b) local c) global d) public e) protected

3 Answers   Quark,

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What is std namespace in c++?

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What do you mean by internal linking and external linking in c++?

1 Answers  

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What is auto type c++?

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What is the difference between static global and global ?

2 Answers   CA,

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What happens if an exception is throws from an object's constructor and from object's destructor?

3 Answers   TCS,

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You want to link a c++ program to c functions. How would you do it?

0 Answers  

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Why is null pointer used?

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If I is an integer variable, which is faster ++i or i++?

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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