Research and Development Associate Interview Questions and Answers

To determine if a point lies inside, on or outside a circle, we need to calculate the distance between the point and the center of the circle.

• Calculate the distance between the point and the center of the circle using the distance formula

• If the distance is greater than the radius of the circle, the point is outside the circle

• If the distance is equal to the radius of the circle, the point is on the circle

• If the distance is less than the radius of the circle, the point is insid...read more

Constructors are called in order of inheritance, while destructors are called in reverse order.

• Constructors are called when an object is created.

• Destructors are called when an object is destroyed.

• Inheritance affects the order of constructor calls.

• Destructors are called in reverse order of constructors.

Carbohydrates are organic compounds made up of carbon, hydrogen, and oxygen, and are classified into three main types: sugars, starches, and fibers.

• Sugars: simple carbohydrates that provide quick energy, such as glucose, fructose, and sucrose

• Starches: complex carbohydrates made up of multiple sugar molecules linked together, found in foods like potatoes, rice, and bread

• Fibers: indigestible carbohydrates that promote digestive health and regulate blood sugar levels, found in f...read more

Ant travels along the edges of a cube.

• The ant can travel along any of the 12 edges of the cube.

• The ant can start at any vertex of the cube.

• The ant can visit each vertex of the cube exactly once.

• The ant can travel in any direction along the edges of the cube.

• The ant can end its journey at any vertex of the cube.

The Friends class in C++ allows access to private and protected members of a class by other classes.

• The Friends class is declared inside the class that needs to grant access to its private/protected members.

• The Friends class can be a friend of multiple classes.

• Example: class A { friend class B; }; class B { friend class C; };

• Example: class A { friend void B::function(); }; class B { void function() { //access A's private members } };