Question

The concept of deciding which function to invoke during runtime is called ______________________

(a) late binding

(b) dynamic linkage

(c) static binding

(d) both late binding and dynamic linkage

The question was posed to me in an interview.

Enquiry is from Inheritance topic in portion Class Hierarchies, Library & Containers of C++

Answer 1

Right option is (d) both late binding and dynamic linkage

To explain I would say: The concept of deciding which function to invoke during runtime is called late binding or dynamic linkage. Late binding because function binding to the object is done during runtime. Dynamic linkage because this binding is done during runtime.