--- title: 30 ASP.NET Core Interview Questions That Actually Get... description: A deep-dive into 30 ASP.NET Core internals interview questions covering the topics that actually come up in technical rounds: middleware pipeline ordering, DI... canonical: https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: 30 ASP.NET Core Interview Questions That Actually Get Asked in 2026 | daily.dev og:description: A deep-dive into 30 ASP.NET Core internals interview questions covering the topics that actually come up in technical rounds: middleware pipeline ordering, DI... og:url: https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf og:image: https://api.daily.dev/og/posts/B4ndnFWKf.png og:image:alt: 30 ASP.NET Core Interview Questions That Actually Get Asked in 2026 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # 30 ASP.NET Core Interview Questions That Actually Get Asked in 2026 **[Code with Mukesh](https://daily.dev/sources/codewithmukesh)** · [@iammukeshm](https://daily.dev/iammukeshm) · 32 min read · 7 upvotes · 2 comments ## Summary A deep-dive into 30 ASP.NET Core internals interview questions covering the topics that actually come up in technical rounds: middleware pipeline ordering, DI lifetimes and captive dependencies, hosting and startup phases, configuration provider precedence, the Options pattern, filters vs middleware, model binding rules, HttpContext lifetime, BackgroundService patterns, and .NET 10-specific changes like built-in Minimal API validation and the cookie-auth 401-vs-redirect behavior change. Each question includes a model answer, a red-flag answer to avoid, and a follow-up the interviewer typically chains next. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@guglielmorizzo** · 0 upvotes > Oh wow, thanks! It was good for reviewing. **@rovdev** · 0 upvotes > Very good article for reviewing and learning new things ## Similar posts on daily.dev - [.NET Interview Questions: The 2026 Guide \(300\+ Real Questions\)](https://daily.dev/posts/net-interview-questions-the-2026-guide-300-real-questions--pahcwviza) · Code with Mukesh · 1 upvotes · 0 comments - [30 EF Core Interview Questions That Actually Get Asked in 2026](https://daily.dev/posts/30-ef-core-interview-questions-that-actually-get-asked-in-2026-o0xkf1r0a) · Code with Mukesh · 5 upvotes · 0 comments - [30 LINQ Interview Questions That Actually Get Asked in 2026](https://daily.dev/posts/30-linq-interview-questions-that-actually-get-asked-in-2026-z9bazqvrc) · Code with Mukesh · 13 upvotes · 1 comments --- Tags: [#.net](https://daily.dev/tags/.net), [#aspnet](https://daily.dev/tags/aspnet), [#dependency-injection](https://daily.dev/tags/dependency-injection), [#interview-questions](https://daily.dev/tags/interview-questions) [View this post on daily.dev](https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"30 ASP.NET Core Interview Questions That Actually Get Asked in 2026","url":"https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf"},"datePublished":"2026-07-21T08:09:54.201Z","dateModified":"2026-07-22T05:00:13.261Z","description":"A deep-dive into 30 ASP.NET Core internals interview questions covering the topics that actually come up in technical rounds: middleware pipeline ordering, DI...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/c908a4fb1b65d5cd1abe7111c111a98c?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/c908a4fb1b65d5cd1abe7111c111a98c?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"Code with Mukesh","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Person","name":"Mukesh Murugan","url":"https://daily.dev/iammukeshm","image":"https://lh3.googleusercontent.com/a-/AFdZucr2UBIpOeVTWohK8XKuXPOutNG6hgyQMz7CYj7LEA=s100","interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"EndorseAction"},"userInteractionCount":460}},"commentCount":2,"discussionUrl":"https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":7},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":2}],"keywords":".net,aspnet,dependency-injection,interview-questions","timeRequired":"PT32M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Code with Mukesh","item":"https://daily.dev/sources/codewithmukesh"},{"@type":"ListItem","position":3,"name":"30 ASP.NET Core Interview Questions That Actually Get Asked in 2026"}]} {"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/30-asp-net-core-interview-questions-that-actually-get-asked-in-2026-b4ndnfwkf","comment":[{"@type":"Comment","text":"Oh wow, thanks! It was good for reviewing.","datePublished":"2026-07-22T06:46:40.070Z","url":"https://daily.dev/posts/B4ndnFWKf#c-D3MVsdTgk","author":{"@type":"Person","name":"Guglielmo Rizzo","url":"https://daily.dev/guglielmorizzo","image":"https://media.daily.dev/image/upload/s--qfk7aLrU--/f_auto/v1779708510/avatars/avatar_Mi3xDhiIYMwwEOmBaEzYQ?_a=BAMAMiWQ0"}},{"@type":"Comment","text":"Very good article for reviewing and learning new things","datePublished":"2026-08-07T05:47:32.141Z","url":"https://daily.dev/posts/B4ndnFWKf#c-2PgOT8SKX","author":{"@type":"Person","name":"Renzo Osorio Valdez","url":"https://daily.dev/rovdev","image":"https://lh3.googleusercontent.com/a-/AOh14GgYkK_R04EiLZtUaJhu8kf9GVb6k20cmgjCJmWqlA=s100"}}]} ```