Which statements best describe the Gang of Four design patterns called Memento and Observer?

What does the value (0.5,0.5,0.5) indicate in the class diagram specification position: Coordinate = (0.5,0.5,0.5)?

What is the difference between a parameter and an argument?

What is the scope of a class nested inside another class?

Methods and attributes that define an object are a kind of blueprint called what?

Assume single inheritance is used with classes A and B while A is the base class. Then assume classes C, D, and E, where C is a base class and D is derived from C, then E is derived from D. Class C is made to inherit from class B. Which type of inheritance is reflected?

Constructors never have an explicit return type.

In dynamic type case a type safety check is incurred at ____________.

Constructors have to be called before the main function:

What is dynamic dispatch?

Which of the following is true for package access modifier?