A virtual function is a member function declared in a base class that is re-defined (overridden) by a derived class….

What are Pure Virtual Functions? A pure virtual function is a virtual function in C++ that does not require any…

What is a Virtual Destructor? Deleting a derived class object with a non-virtual destructor using a pointer of the base…

What is Operator Overloading? Operator overloading is a compile-time polymorphism in which the operator is overloaded to provide the user-defined…

Let’s see examples of operator overloading in C++ for various types of operators. Examples: 1) Add given timestamps by overloading…

What is an Exception? An exception is a problem that arises during the execution of a program. A C++ exception…

A file is a medium for storing data or information. The sequence of bytes provided as input to the executing…

What is Memory Management? Memory management is defined as the process of managing a computer’s memory, such as assigning memory…

What is Multithreading? Multithreading is a subset of multitasking, which is the feature that allows your computer to run two…

What are Namespaces in C++? Namespaces are logically separated sections of a program. They are required if you want multiple…

Program code: Output: #include<iostream>: A number sign (#) at the start of a line instructs the compiler’s pre-processor. The <iostream>…

Program code: Output: where, int sum=0: A variable can be initialized during the declaration process. This is usually done to…