Every class has at least one constructor function, even when none is declared.

Related MCQs

• What happens when a class with parameterized constructors and having no default constructor is used in a program and we create an object that needs a zero-argument constructor?
• In C++, const qualifier can be applied to Member functions of a class Function arguments To a class data member which is declared as static Reference variables
• There is nothing like a virtual constructor of a class.
• Output of following program? #include<iostream> using namespace std; class Point { Point() { cout <<"Constructor called"; } }; int main() { Point t1; return 0; }
• #include<iostream> using namespace std; class Point { public: Point() { cout <<"Constructor called"; } }; int main() { Point t1, *t2; return 0; }
• Variables declared in the body of a particular member function are known as data members and can be used in all member functions of the class.
• Which of the following is true about new when compared with malloc. 1) new is an operator, malloc is a function 2) new calls constructor, malloc doesn't 3) new returns appropriate pointer, malloc returns void * and pointer needs to typecast to appropriate type.
• Which type of class has only one unique value for all the objects of that same class?
• Which of the following statements is correct for a static member function? 1. It can access only other static members of its class.  It can be called using the class name, instead of objects
• What is a constructor?