Dot Net Developer Lead Interview Questions and Answers

Questions on abstract class, interface, viewstate, and SQL query for second highest salary

• Abstract class is a class that cannot be instantiated and is used as a base class for other classes

• Interface is a contract that defines a set of methods and properties that a class must implement

• Viewstate is used to store the state of a web page between postbacks

• SQL query to identify the second highest salary: SELECT MAX(salary) FROM employees WHERE salary < (SELECT MAX(salary) FROM empl...read more

To write restful APIs, I will follow the principles of REST and use HTTP methods to perform CRUD operations.

• Define the resources and their URIs

• Use HTTP methods (GET, POST, PUT, DELETE) to perform CRUD operations

• Use HTTP status codes to indicate the status of the request

• Use JSON or XML to represent data

• Implement authentication and authorization

• Use caching to improve performance