[Solved] Which of the following class declarations is valid in Java?public class Bird extends Animal, FlyingObject { } | Java

Java - Inheritance

Which of the following class declarations is valid in Java?

public class Bird extends Animal, FlyingObject { }

AValid - Java allows extending multiple classes

BInvalid - Java does not support multiple inheritance with classes

CValid only if Animal and FlyingObject are interfaces

DValid if Bird implements both Animal and FlyingObject

Step-by-Step Solution

Solution:

Step 1: Understand Java inheritance rules
Java supports single inheritance for classes, meaning a class can extend only one class.
Step 2: Analyze the declaration
The declaration attempts to extend two classes, which is not allowed.
Final Answer:
Invalid - Java does not support multiple inheritance with classes -> Option B
Quick Check:
Java allows only one superclass per class [OK]

Quick Trick: Java classes extend only one class [OK]

Common Mistakes:

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