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Examine the following Java code involving two classes, Animal and Dog:  class Animal {            void eat() {                           System.out.println(“This animal eats food.”);                            }                 }class Dog extends Animal {              void bark() {                               System.out.println(“The dog barks.”);                               }                  }public class TestInheritance {  public static void main(String[ ] args) {                Dog myDog = new Dog();                myDog.eat();                myDog.bark();                 }          }a) Explain how inheritance is demonstrated in the above code.b) What will be the output when the main method is executed?c) Describe the relationship between the Animal and Dog classes.

In a layered architecture, critical assets should be placed in:

Unit testing is done to test:

What kind of diagram shows the sequence of interactions in a use case?

A major disadvantage of repository architecture is:

Which UML diagram models the processing of data through steps?

The concept that “A class should have one, and only one, reason to change” refers to which SOLID principle?

 In the MVC pattern, which component is responsible for user interface display?

In a reporting application, the Report class generates reports in different formats (PDF, Excel, HTML). Whenever a new format is added, you need to modify the Report class to include the new logic for report generation.How can this design be improved to adhere to the Open-Closed Principle?

System testing is done to test: