Java Programming for Complete Beginners - Java 16 - Step 08 - Object is at Top of Inheritance Hierarchy

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Information Technology (IT), Architecture
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the default superclass for all Java classes that do not explicitly extend another class?
Interface
Class
Object
String
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following methods is NOT inherited from the Object class?
getName
toString
equals
hashCode
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the Object class in Java's class hierarchy?
It is not used in inheritance.
It is the base class for all interfaces.
It is the root of the class hierarchy.
It is only used for arrays.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you print an object in Java?
The object's equals method is called.
The object's hashCode is displayed.
The object's toString method is called.
The object's memory address is displayed.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is automatically called when an object is printed using System.out.println?
equals
notify
toString
hashCode
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