Q. Choose the correct syntax below for defining an Interface in Java.

View solution

Q. Choose a correct statement about Java Interfaces?

View solution

Q. A Java Class inheritsConstants and Methods of an Interface using ____ keyword.

View solution

Q. All Interface variables are ___ by default in Java.

View solution

Q. All Interface methods in Java are ____ by default.

View solution

Q. A Class implementing an Interface can use ____access modifier before the implemented methods.

View solution

Q. A Java Class implementing an Interface can define a variable with the same name as that of the Interface constant. State TRUE or FALSE.

View solution

Q. A Java Interface can not declare constructors. State TRUE or FALSE.

View solution

Q. Java 8 (Java 1.8) introduced the ___ feature.

View solution

Q. Java Interface static methods have ___ compatibility with the existing project code.

View solution

Q. Java Interface DEFAULT methods have ___ compatibility with the existing project code.

View solution

Q. The DEFAULT methods of an Interface are suitable mostly for ___ type of projects.

View solution

Q. Is it possible to remove the keyword DEFAULT and make the method abstract again in an Interface, if the Interfacebelongs to a Closed-Source project?

View solution

Q. The annotation used in Java to override the method of a super-class or interface by the subclass or implementing class is ___.

View solution

Q. It is ___ to override the static method of an Interface in Java.

View solution

Q. A Java static method can not be ___.

View solution

Q. A Superinterface is comparable to a Superclass. State TRUE or FALSE.

View solution

Q. A Static method of an Interface should be accessed with _____ and a DOT operator.

View solution

Q. What is a package in Java?

View solution

Q. Choose the correct syntax of a Java Package below.

View solution