Inheritence -Java Programming MCQ Questions and Answers

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11.
In Java, can a subclass access protected members (fields and methods) of its superclass?

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12.
What is the result of the following code snippet?

class Parent {
protected void display() {
System.out.println("Parent");
}
}
class Child extends Parent {
void show() {
display();
}
}
public class Main {
public static void main(String[] args) {
Child obj = new Child();
obj.show();
}
}

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13.
In Java, can a subclass have more than one superclass?

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14.
What is the purpose of the "final" keyword in Java inheritance?

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15.
In Java, can a subclass inherit private constructors from its superclass?

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16.
What is the concept of method overriding in Java inheritance?

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17.
In Java, can a subclass inherit static methods from its superclass?

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18.
What is the result of the following code snippet?

class Parent {
void display() {
System.out.println("Parent");
}
}
class Child extends Parent {
void display() {
super.display();
System.out.println("Child");
}
}
public class Main {
public static void main(String[] args) {
Child obj = new Child();
obj.display();
}
}

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19.
In Java, can a subclass access package-private members (fields and methods) of its superclass defined in another package?

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20.
What is the result of the following code snippet?

class Parent {
int x = 10;
}
class Child extends Parent {
int x = 20;
void display() {
System.out.println(super.x + " " + x);
}
}
public class Main {
public static void main(String[] args) {
Child obj = new Child();
obj.display();
}
}

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