--- title: "Vue.js Fundamentals: Reactive Components & Templates" lang: "en" author: "Mohammad Abu Mattar" canonical: https://mkabumattar.com/post/vuejs-fundamentals-quiz --- [Home](/)›[Quizzes](/quizzes)›[All Categories](/quizzes/categories)›[Frontend](/quizzes/categories/frontend) Quizzes [Prev in FrontendTypeScript: Typed JavaScript Fundamentals](/quizzes/post/typescript-fundamentals-quiz) [Frontend](/quizzes/categories/frontend)[Vue.js](/quizzes/categories/vuejs)[JavaScript](/quizzes/categories/javascript) # Vue.js Fundamentals: Reactive Components & Templates [Mohammad Abu Mattar](/authors/mohammad-abu-mattar)20 QuestionsBeginnerPublished: 08 Mar 2026 [Markdown for AI(opens in a new tab)](/post/vuejs-fundamentals-quiz/index.md "Open the plain-Markdown version of this page, for pasting into an AI tool") Series [Frontend Frameworks & Mobile](/series/frontend-frameworks--mobile)2/5 [PreviousReact Fundamentals: Components, Hooks & State Management](/quizzes/post/react-fundamentals-quiz)[NextReact Native: Cross-Platform Mobile Development](/quizzes/post/react-native-mobile-quiz) All posts in this series (5) Quizzes5 1. [React Fundamentals: Components, Hooks & State Management](/quizzes/post/react-fundamentals-quiz) 2. [Vue.js Fundamentals: Reactive Components & TemplatesYou are here](/quizzes/post/vuejs-fundamentals-quiz) 3. [React Native: Cross-Platform Mobile Development](/quizzes/post/react-native-mobile-quiz) 4. [Astro: Building Fast Web Experiences](/quizzes/post/astro-fundamentals-quiz) 5. [Flutter: Cross-Platform Mobile Development](/quizzes/post/flutter-mobile-quiz) ## Vue.js Fundamentals: Reactive Components & Templates Up to 20 questions, shuffled on every run Quiz Configuration Enterto start Welcome to the Vue.js Basics Quiz! Vue.js is a progressive JavaScript framework for building user interfaces. Whether you’re creating a simple interactive widget or a complex single-page application, understanding Vue’s core concepts like reactive data, components, and directives is essential. This quiz will test your knowledge of Vue’s fundamentals and help you solidify your understanding of how to build dynamic web applications with Vue. Good luck! Answer key and explanations20 questions The quiz above draws 20 questions at random from these 30, so a second attempt will not be the same run. Everything in the pool is listed here. 1. What is Vue.js? AnswerA progressive JavaScript framework used for building interactive user interfaces 2. What is reactive data in Vue? AnswerA system where the UI automatically re-renders whenever the underlying data changes 3. What is a Vue component? AnswerA reusable Vue instance containing its own encapsulated template, logic, and styles 4. What is the Vue template syntax? AnswerHTML-based syntax using {{ }} for interpolation and v-directives for reactive logic 5. What is v-if directive in Vue? AnswerA directive used for conditional rendering that removes the element from the DOM 6. What is v-for directive in Vue? AnswerA directive used to loop over data and render a list of items within the template 7. What is v-bind in Vue? AnswerA directive used to dynamically bind data to HTML attributes like src, href, or class 8. What is v-on in Vue? AnswerA directive used to attach event listeners that trigger methods on user interaction 9. What is a computed property in Vue? AnswerA reactive property derived from data that is cached until its dependencies change 10. What is a watched property in Vue? AnswerA function that executes custom logic in response to changes in a specific data property 11. What is the Vue lifecycle? AnswerA series of stages including creation, mounting, updating, and unmounting 12. What is v-model in Vue? AnswerA directive that provides two-way data binding between form inputs and component state 13. What is the Composition API in Vue? AnswerAn alternative API that allows for organizing component logic by logical concerns 14. What is ref() in Composition API? AnswerA function used to create a reactive reference for primitive values and objects 15. What is reactive() in Composition API? AnswerA function that creates a reactive proxy of an object for deep state tracking 16. What are composables in Vue? AnswerReusable functions that encapsulate and share reactive logic across components 17. What is the virtual DOM in Vue? AnswerAn in-memory representation of the UI used to optimize and batch DOM updates 18. What is Vue Router? AnswerThe official library for managing navigation and routes in a single-page application 19. What are props in Vue? AnswerCustom attributes used to pass data from a parent component down to a child 20. What is emit in Vue? AnswerA mechanism that allows a child component to send custom events up to its parent 21. What are slots in Vue? AnswerPlaceholder elements that allow parents to inject custom markup into a child component 22. What are template refs in Vue? AnswerA way to obtain a direct reference to a DOM element or a child component instance 23. What is the watch option with deep and immediate? AnswerWatch configurations that enable nested property tracking and initial execution 24. What is a dynamic component in Vue? AnswerA component rendered using the element with a reactive :is binding 25. What is the Transition component in Vue? AnswerA built-in wrapper component used to apply entry and exit animations to elements 26. What are async components in Vue? AnswerComponents that are lazily loaded from the server only when they are needed 27. What is Provide/Inject in Vue? AnswerA dependency injection system for sharing data with deeply nested child components 28. What are scoped slots in Vue? AnswerSlots that allow a child component to pass data back up to the template of the parent 29. What is errorCaptured lifecycle hook? AnswerA lifecycle hook used to capture and handle errors from descendant components 30. What is Pinia in Vue? AnswerThe modern, lightweight state management library designed to replace Vuex ## Tags [#Vue.js](/quizzes/tags/vuejs)[#Components](/quizzes/tags/components)[#Reactive](/quizzes/tags/reactive)[#Frontend](/quizzes/tags/frontend) ## Share [Facebook](https://facebook.com/sharer/sharer.php?u=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz "Share on Facebook")[Twitter](https://twitter.com/intent/tweet/?text=Vue.js%20Fundamentals%3A%20Reactive%20Components%20%26%20Templates&url=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz "Share on Twitter")[LinkedIn](https://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz&title=Vue.js%20Fundamentals%3A%20Reactive%20Components%20%26%20Templates&summary=Master%20Vue.js%20basics%3A%20reactive%20data%2C%20templates%2C%20components%2C%20directives%20\(v-if%2C%20v-for\)%2C%20event%20handling%2C%20and%20computed%20properties.%20Build%20interactive%20UIs%20with%20Vue.&source=https://mkabumattar.com "Share on LinkedIn")[WhatsApp](https://wa.me/?text=Vue.js%20Fundamentals%3A%20Reactive%20Components%20%26%20Templates%20https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz "Share on WhatsApp")[Telegram](https://t.me/share/url?url=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz&text=Vue.js%20Fundamentals%3A%20Reactive%20Components%20%26%20Templates "Share on Telegram")[Reddit](https://www.reddit.com/submit?url=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz&title=Vue.js%20Fundamentals%3A%20Reactive%20Components%20%26%20Templates "Share on Reddit")[Hacker News](http://news.ycombinator.com/submitlink?u=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz&t=Vue.js%20Fundamentals%3A%20Reactive%20Components%20%26%20Templates "Share on Hacker News")[Pinterest](https://pinterest.com/pin/create/button/?url=https%3A%2F%2Fmkabumattar.com%2Fquizzes%2Fpost%2Fvuejs-fundamentals-quiz&media=&description=Master%20Vue.js%20basics%3A%20reactive%20data%2C%20templates%2C%20components%2C%20directives%20\(v-if%2C%20v-for\)%2C%20event%20handling%2C%20and%20computed%20properties.%20Build%20interactive%20UIs%20with%20Vue. 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