Credera Senior Software Interview Questions and Answers

MVC Routing is a mechanism to map incoming requests to specific controller actions.

• Routing is used to define URL patterns and map them to specific actions in the controller.

• It helps to create clean and SEO-friendly URLs.

• Routing can also be used to pass parameters to the controller action.

• MVC Routing is a part of the ASP.NET framework.

• Example: RouteConfig.cs file in ASP.NET MVC application defines the routing rules.

SOLID principles are a set of five design principles for writing maintainable and scalable software.

• S - Single Responsibility Principle

• O - Open/Closed Principle

• L - Liskov Substitution Principle

• I - Interface Segregation Principle

• D - Dependency Inversion Principle

Explanation of concepts with real-life examples

• Abstraction: Using a TV remote without knowing the internal circuitry

• Encapsulation: A car driver only needs to know how to drive, not how the engine works

• Inheritance: A child inheriting traits from their parents

• Polymorphism: A shape can take on different forms, such as a square or a triangle

Polymorphism is the ability of an object to take on many forms. A real-life example is a vehicle.

• Polymorphism allows a vehicle object to take on different forms such as car, truck, or motorcycle

• Each form has its own unique properties and methods, but they all share common characteristics such as having wheels and an engine

• Polymorphism allows for more efficient and flexible code as it allows for the use of a single clas...read more

Sync is blocking, while Async is non-blocking.

• Sync operations block the execution of the program until the operation is completed.

• Async operations allow the program to continue executing while the operation is being completed in the background.

• Sync operations are simpler to implement and reason about, but can lead to performance issues.

• Async operations require more complex code, but can improve performance and responsi...read more