10+ Reply Interview Questions and Answers

ASP.NET page life cycle and events in it and how page will be rendered.

• Page life cycle includes events like Init, Load, PreRender, and Unload.

• During Init, controls are initialized and their properties are set.

• During Load, controls are loaded with data and their events are fired.

• During PreRender, the page is prepared for rendering.

• During Unload, resources are released.

• Page is rendered using HTML, CSS, and JavaScript.

• Rendered page is sent to the client's browser for display.

Authentication is the process of verifying the identity of a user or system.

• There are three types of authentication: something you know (passwords, PINs), something you have (smart cards, tokens), and something you are (biometrics).

• Two-factor authentication combines two of these types for added security.

• Authentication protocols include OAuth, OpenID Connect, and SAML.

• Authentication can also be classified as single-factor, multi-factor, or risk-based.

• Common authentication meth...read more

MVC URL routing allows for custom URL definitions in ASP.NET

• MVC URL routing maps URLs to controller actions

• Normal URL definition uses query strings to pass parameters

• MVC URL routing is more SEO-friendly

• MVC URL routing can be configured in RouteConfig.cs file

• Example: /products/category/electronics maps to ProductsController's Category action with 'electronics' parameter

MVC separates concerns, promotes code reusability, and enhances testability.

• MVC separates the application into Model, View, and Controller components.

• Model represents the data and business logic.

• View represents the user interface.

• Controller handles user input and updates the model and view accordingly.

• MVC promotes code reusability by separating concerns.

• MVC enhances testability by allowing for easier unit testing of individual components.

• MVC allows for easier maintenance and ...read more

Handled conflicts in code merging and resource allocation.

• Used version control systems like Git to manage code merging conflicts.

• Communicated with team members to resolve resource allocation conflicts.

• Prioritized tasks and resources based on project requirements.

• Implemented agile methodologies to minimize conflicts and improve collaboration.

• Documented conflict resolution processes for future reference.

State management in ASP.Net refers to the process of storing and retrieving data between HTTP requests.

• ASP.Net provides various techniques for state management such as ViewState, Session, Application, and Cache.

• ViewState is used to store page-specific data, Session is used to store user-specific data, Application is used to store application-level data, and Cache is used to store frequently accessed data.

• State management is important for maintaining the state of an applicatio...read more

Postback events are server-side events triggered by user actions on a web page.

• Postback events occur when a user interacts with a web page and the page sends a request back to the server for processing.

• Examples of postback events include clicking a button, selecting an item from a dropdown list, or submitting a form.

• Postback events can be used to update the page content without requiring a full page refresh.

• ASP.NET is a framework that uses postback events extensively.

ASP.Net cache is a feature that stores frequently accessed data in memory to improve application performance.

• ASP.Net cache is available in two types: in-memory cache and distributed cache.

• In-memory cache stores data in the memory of the web server.

• Distributed cache stores data in a separate cache server that can be accessed by multiple web servers.

• ASP.Net cache can be used to store data such as database query results, page output, and application configuration settings.

• Cache ...read more

AoT (Ahead of Time) is a compilation technique used in Microsoft Azure to improve application performance.

• AoT compiles code before it is executed, resulting in faster startup times and reduced memory usage.

• It is commonly used in Azure Functions and Azure Web Apps.

• AoT can also improve security by detecting potential vulnerabilities during compilation.

• It is different from Just-in-Time (JIT) compilation, which compiles code during runtime.

• AoT can be used with multiple programmin...read more