Can You Tell Me Some C++ Conceptual Questions?


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Some basic c++ conceptual questions are given below and they will be very useful for you at the time of interview.

(1) What do you know about inline function?
(2) What is function overloading?
(3) What is operator overloading and difference between function overloading and operator overloading?
(4) What is namespace?
(5) what is virtual function?
(6) What is mean by polymorphism, Explain it with an example?
(7) What is structure. What is mean by a class and difference between class and structure?
(8) What is the role of constructor and destructor?
(9) What is inheritance?
(10) What is the difference between overloading and overriding?
(11) Describe different types of polymorphism?
(12) What is array?
(13) What is the function of main()?
(14) what are variables in c++ and why we use them?
(15) What is mean by public variable and private variable?
(16) Write a program using array to display odd numbers from 1 to 100.
(17) What do you know about memory leak?
(18) Can you tell me the difference between wait() and delay().
(19) What is the difference between c and c++.
(20) What do you know about pointer?
(21) What is reference and explain the key difference between pointer and reference?

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