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UNIT Testing - NUNIT

  1. What is Unit Testing? Definition Unit testing is a software testing method where individual units or components of a software application are tested in isolation to ensure they function correctly. A "unit" is the smallest testable part of an application, such as a method, function, or class. Key Characteristics Isolation : Units are tested independently of other parts of the application. Automation : Unit tests are automated and can be run repeatedly. Fast Execution : Unit tests are designed to execute quickly. Repeatable : Tests produce the same results every time they are run. 2. Why is Unit Testing Important? Benefits Early Bug Detection : Unit tests catch bugs early in the development process, reducing the cost of fixing them. Improved Code Quality : Writing unit tests forces developers to write modular, maintainable, and testable code. Documentation : Unit tests serve as living documentation for how the code is supposed to work. Refactoring Confidence : Unit tests p...
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ASP.NET CORE MVC WITH ADO.NET - Interview Questions and Answers

  Core Concepts & Fundamentals (1-15) 1. What is  ASP.NET  Core MVC, and what are its main advantages? Answer:   ASP.NET  Core MVC is a modern, cross-platform, high-performance, open-source framework for building web applications and APIs using the Model-View-Controller pattern. Its advantages include a clear separation of concerns, full control over HTML, high testability, and a lightweight, modular HTTP request pipeline. 2. Explain the Model-View-Controller (MVC) pattern in detail. Answer: Model:  Represents the application's data and business logic. It is responsible for retrieving data from a database (often via  ADO.NET ) and enforcing business rules. View:  A template that renders the user interface (UI) using HTML and Razor syntax. It displays data from the Model. Controller:  Handles user interactions. It processes incoming HTTP requests, works with the Model to get data, and selects the appropriate View to render, passing th...
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