APCSA Unit 5 On AP Classroom Study Quiz

What Is A Class In Java

• A class in Java is a type of loop
• A class in Java is a built-in function
• A class in Java is a blueprint for creating objects.
• A class in Java is a type of data structure

What Is An Object In Java

• An object in Java is a variable that stores a single value.
• An object in Java is a type of loop structure.
• An object in Java is an instance of a class that involves the data and methods from the class.

• An object in Java is a built-in function.

What Are Private Instance Variables In A Class

• Private instance variables in a class are variables that are only accessible within the class itself and not from outside, as they serve as the attributes of the object

• Private instance variables in a class are variables that are only accessible from subclasses, as they serve as the attributes of the class

• Private instance variables in a class are variables that are automatically initialized to a default value, as they serve as the parameters of an object

• Private instance variables in a class are variables that can be accessed by any other class, as they serve as the parameters of the object

What Are Methods Of An Object/Class

• Functions defined within the object/class that serve as the behaviors (ablities) for an object

• Properties defined within the object/class that serve as the behaviors of the class

• Events triggered by the object/class that serve as the methods of the object/class

• Variables defined within the object/class that serve as the paramenters of the object

What Are Accessor Methods

• Accessor methods are used to get the values of private attributes in a class.

• Accessor methods are used to multiply values of private attributes in a class.
• Accessor methods are used to divide values of private attributes in a class.
• Accessor methods are used to delete attributes in a class.

What Is An Example Of An Accessor Method

• getName()

• getName

• Size.get()

• access Value()

What Is A Mutator Method

• A mutator method is a method used to create new objects
• A mutator method is a method used to delete objects
• A mutator method is a method used in object-oriented programming to modify the internal state of an object.
• A mutator method is a method used to retrieve data from objects

What Is An Example Of A Mutator Method

• mutate.Name()

• setName()

• setName

• name = mutator name

What Is A Constructor In Java

• A constructor in Java is a special type of method used to initialize objects.
• A constructor in Java is used for exception handling
• A constructor in Java is a built-in function for sorting arrays
• A constructor in Java is a type of variable declaration

What Is The Difference Between Default Constructor And Overloaded Constructor

• Default constructor is provided by the compiler if no constructor is defined, while overloaded constructor has multiple parameters or different parameter types.
• Default constructor has different parameter types than overloaded constructor

• Overloaded constructor is provided by the compiler if no constructor is defined
• Default constructor has more parameters than overloaded constructor