Q1. How would you go about designing a “farm animals” application where animals like cow, pig, horse, etc move from a barn to pasture, a stable to paddock, etc? The…

Q1. What is a class invariant? A1. Class invariant is — what must be true about each instance of a class? If an invariant fails then there could be a…

This extends 12 UML Interview Questions & Answers. Q1. How would you go about designing a system as described below? A barn that contains animals such as cows and horses….

4 Part practical design concept series Part 1: Abstraction | Part 2: Single Responsibility Principle | Part 3: Open Close Principle | Part 4: Dependency Inversion Principle. Q. What is…