Photon Interactive Software Engineer Interview Questions, Process, and Tips

SOLID principles are a set of five design principles that help make software designs more understandable, flexible, and maintainable.

• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Software entities should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Objects of a superclass should be replaceable with objects of its sub...read more

Singleton pattern ensures a class has only one instance and provides a global point of access to it.

• Used to restrict instantiation of a class to one object

• Commonly used in logging, driver objects, caching, thread pools, etc.

• Implemented by creating a static method to return the same instance each time

ASP.NET MVC is a web application framework developed by Microsoft that implements the model-view-controller pattern.

• ASP.NET MVC separates the application into three main components: Model, View, and Controller.

• It provides better control over HTML, CSS, and JavaScript compared to Web Forms.

• It supports test-driven development and enables easier unit testing.

• Routing in ASP.NET MVC allows for clean and SEO-friendly URLs.

• Ex...read more

Prototype pattern is a creational design pattern that allows cloning of objects.

• Used to create new objects by copying an existing object

• Avoids the need for subclassing to create new objects

• Can be implemented using shallow or deep copy methods