10+ Associate Technology Interview Questions and Answers

ViewBag and ViewData are used to pass data from controller to view in MVC. ViewBag uses dynamic properties while ViewData uses dictionary.

• ViewBag is a dynamic object while ViewData is a dictionary object.

• ViewBag is a property of the Controller base class while ViewData is a property of the ViewDataDictionary class.

• ViewBag is used to pass data from controller to view while ViewData is used to pass data from controller to view and between views.

• Example of using ViewBag: ViewBag...read more

Microservice architecture allows for greater scalability and flexibility compared to monolith architecture.

• Microservices are smaller, independent components that can be developed and deployed separately

• Monoliths are a single, large application with tightly coupled components

• Microservices allow for easier maintenance and updates

• Monoliths can be simpler to develop and deploy initially

• Examples of microservice architecture include Netflix and Amazon

• Examples of monolith architectu...read more

Java has several design patterns such as Singleton, Factory, Observer, Decorator, etc.

• Singleton pattern ensures that only one instance of a class is created

• Factory pattern provides an interface for creating objects in a superclass, but allows subclasses to alter the type of objects that will be created

• Observer pattern defines a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically

• Decorator patte...read more

AAS, PAS, and IAS are different types of authentication services in Azure.

• AAS (Azure Active Directory Authentication) is used for authenticating users and applications in Azure AD.

• PAS (Managed Service Identity) is used for authenticating resources within Azure services.

• IAS (Identity Provider Authentication) is used for authenticating users through external identity providers like Facebook or Google.

• Each service has its own use case and can be used in combination with others f...read more

Interface defines a contract while abstract class provides partial implementation.

• Interface only contains method signatures while abstract class can have both abstract and non-abstract methods.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Interfaces are used for loose coupling while abstract classes are used for code reusability.

• Example of interface: Comparable interface in Java.

• Example of abstract class: Animal class with abstract met...read more

Controllers in WebApi are used to handle incoming HTTP requests and provide appropriate responses.

• Controllers are responsible for handling specific HTTP requests and returning appropriate responses.

• They contain action methods that are invoked when a specific HTTP request is received.

• Controllers can also be used to implement authorization and authentication logic.

• Example: A UserController can handle HTTP requests related to user management such as creating, updating, and delet...read more

Different types of join include inner join, outer join, left join, and right join.

• Inner join: Returns rows when there is a match in both tables

• Outer join: Returns all rows when there is a match in one of the tables

• Left join: Returns all rows from the left table and the matched rows from the right table

• Right join: Returns all rows from the right table and the matched rows from the left table