Programming Concepts Quiz

What is a class in object-oriented programming?

• A pre-defined library

• A data structure for only functions

• A blueprint for creating objects

• A single instance of data

What is an object in programming?

• A blueprint of a class

• A variable of a struct

• An instance of a class

• A function in a class

Which access specifier allows members to be accessed only by functions in the class?

• Public

• Protected

• Private

• Default

What is the default access specifier in a class if not explicitly defined?

• Public

• Private

• Protected

• Internal

What is a mutator?

• A function that retrieves a value from a private member

• A function that stores or changes a value in a private member

• A public variable in a class

• An inline function

What is an accessor?

• A function that modifies private members

• A function that retrieves values from private members

• A private variable of a class

• A function marked as inline

How is an object of a class defined?

• ClassName objectName;

• ObjectName ClassName;

• new ClassName();

• objectName = new ClassName;

How are members of an object accessed?

• Using the -> operator

• Using the . operator

• Using the : operator

• Using the @ operator

Why are private members preferred in a class?

• To ensure data members are accessible from everywhere

• To protect data from unintended access and modification

• To make the class easier to understand

• To reduce the size of the program

When should inline functions be used?

• For all member functions

• For functions with complex logic

• For short function bodies

• For public member variables