Q. You should use Inheritance when there is an IS-A relationship between classes. State TRUE or FALSE.

View solution

Q. What are the types of Inheritances(Whether Java supports or not) available in Object-Oriented Programming Languages?

View solution

Q. In a Single inheritance, Class Binherits only from Class A. State TRUE or FALSE.

View solution

Q. In a Multi Level Inheritance Class-C inherits from Class-B and Class-B inherits from Class-A. State TRUE or FALSE.

View solution

Q. In a Multi-Level Inheritance in Java, the last subclass inheritsmethods and properties of ____.

View solution

Q. When a Class inherits two superclasses (not in Java), it is called ____ inheritance.

View solution

Q. A Subclass can become a Superclass to another class extending from it in Java. State TRUE or FALSE.

View solution

Q. You can not inherit a Superclass'es constructor even after using inheritance in Java. State TRUE or FALSE.

View solution

Q. Which is the keyword used to implement inheritance in Java?

View solution

Q. Can you call it a full-fledged inheritance of using ABSTRACT classes and INTERFACES in Java?

View solution

Q. To control inheritance to different classes and levels, Java provides ____.

View solution

Q. To stop or block inheriting a given class, the ___ keyword is used before the class.

View solution

Q. What is the maximum number of levels possible in a Multilevel Inheritance in Java?

View solution

Q. If a class is not subclassed by any class, then defining a default constructor is not mandatory in Java.State TRUE or FALSE.

View solution

Q. A Superclass reference can refer to a Subclass Object without casting. State TRUE or FALSE.

View solution

Q. A superclass reference can not be used to invoke a method or variable of the subclass. State TRUE or FALSE.

View solution

Q. A subclass object can be used to invoke (call) a method or property of the superclass. State TRUE or FALSE.

View solution