Question 1

What is a class in Java?

Accepted Answer

A class describes some data or attributes about objects and the behaviors or operations that can be applied to those objects.

Answer

A loop in Java

Answer

A method in Java

Answer

A variable in Java

Question 2

What are the attributes of a movie class in the transcript?

Accepted Answer

The title, production company, and year of release.

Answer

The actor, runtime, and language.

Answer

The genre, director, and rating.

Answer

The studio, budget, and release date.

Question 3

What is a Constructor in Java?

Accepted Answer

A special method in a class that builds the object by initializing the instance variables using the values of the parameters.

Answer

An access modifier for an instance variable.

Answer

A method that prints values of instance variables.

Answer

A keyword indicating the name of the class.

Question 4

What does a toString method do in Java?

Accepted Answer

The toString method prints the values for the instance variables of the object.

Answer

The toString method assigns values to instance variables.

Answer

The toString method creates a new object.

Answer

The toString method defines the attributes of a class.

Question 5

What does the 'new' keyword do in Java?

Accepted Answer

The 'new' keyword allocates space in memory and assigns the memory address for a new object.

Answer

The 'new' keyword prints output to the console.

Answer

The 'new' keyword accesses instance variables.

Answer

The 'new' keyword defines a new method.

Question 6

What is an object in Java?

Accepted Answer

An object is an instance or a specific realization of a class.

Answer

An object is a variable in Java.

Answer

An object is a loop in Java.

Answer

An object is a data type in Java.

Question 7

What are instance variables in Java?

Accepted Answer

Instance variables are the attributes of an object that define its state.

Answer

Instance variables are methods of a class.

Answer

Instance variables are keywords in Java.

Answer

Instance variables are loops in Java.

Question 8

What is the purpose of a Constructor in Java?

Accepted Answer

A Constructor builds the object by initializing the instance variables using the values of the parameters.

Answer

A Constructor assigns values to instance variables.

Answer

A Constructor defines the methods of a class.

Answer

A Constructor prints output to the console.

Question 9

How is an object created in Java?

Accepted Answer

An object is created by using the 'new' keyword followed by the class name and constructor parameters.

Answer

An object is created by using the 'main' keyword.

Answer

An object is created by using the 'class' keyword.

Answer

An object is created by using the 'print' keyword.

Question 10

How does a class behave in Java?

Accepted Answer

A class behaves like a data type in that it defines what kind of object it is and how it behaves.

Answer

A class behaves as a loop in Java.

Answer

A class behaves as a method in Java.

Answer

A class behaves as a variable in Java.

Related quizzes

Related quizzes