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Goldman Sachs Interview Question for Analysts


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The difference between a non-virtual c++ member function and a virtual member function is, the non-virtual member functions are resolved at compile time. This mechanism is called static binding. Where as the c++ virtual member functions are resolved during run-time. This mechanism is known as dynamic binding.

- yours.ramesh January 28, 2011 | Flag Reply
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@yours.ramesh: OP asked what is virtual function not when virtual function is resolved! So what is a virtual function?

- rajendra February 10, 2011 | Flag
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a virtual function or virtual method is a function or method whose behaviour can be overridden within an inheriting class by a function with the same signature. This concept is a very important part of the polymorphism portion of object-oriented programming (OOP).

- yours.ramesh February 10, 2011 | Flag
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of 0 vote

call to virtual function gets resolved at run time, depending upon the actual object type

- love.cpp March 25, 2011 | Flag Reply


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