Vue.js is a progressive JavaScript framework that has gained immense popularity for its simplicity and flexibility in building user interfaces. With its elegant design and ease of integration into projects, Vue.js allows developers to create interactive and dynamic web applications. Vue.js follows a component-based architecture, making it easy to develop and maintain complex applications. Whether you're building single-page applications (SPAs), progressive web apps (PWAs), or incorporating Vue.js into existing projects, it empowers you to craft responsive and feature-rich user experiences with ease and efficiency.
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Practice Test
91. What is the primary purpose of state management in a Vue.js application?
A. To manage routing
B. To manage component rendering
C. To store and manage data
D. To handle HTTP requests
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Answer: To store and manage data
92. Which built-in Vue feature can be used for simple state management within a single component?
A. Vuex
B. Vue Store
C. Vue State
D. Local component state
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Answer: Local component state
93. What is Vuex used for in a Vue.js application?
A. Managing routing
B. Managing state across components
C. Handling user interface transitions
D. Data validation
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Answer: Managing state across components
94. How do you install Vuex in a Vue.js project?
A. It's included by default in Vue.js
B. Using the vue add vuex command
C. Manually download and configure
D. Install it as a global package
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Answer: Using the vue add vuex command
95. In Vuex, what is a store?
A. A component that manages state
B. A global state management container
C. A computed property
D. A route definition
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Answer: A global state management container
96. What is a mutation in the context of Vuex?
A. A way to change the component's data
B. A way to make asynchronous API calls
C. A way to modify state directly
D. A way to define route parameters
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Answer: A way to modify state directly
97. How do you commit a mutation in Vuex?
A. Using this.mutate('mutationName')
B. Using commit('mutationName')
C. Using dispatch('mutationName')
D. Using state('mutationName')
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Answer: Using commit('mutationName')
98. In Vuex, what is an action and when would you use it?
A. A way to change the component's data
B. A way to make asynchronous API calls
C. A way to modify state directly
D. A way to define route parameters
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Answer: A way to make asynchronous API calls
99. What is the primary role of getters in Vuex?
A. To modify state asynchronously
B. To define route parameters
C. To access and compute state
D. To handle navigation
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Answer: To access and compute state
100. Which Vue CLI 3 feature helps you manage state, routing, and other aspects of your application's configuration?
A. Vue Router
B. Vue Store
C. Vuex
D. Vue Devtools
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Answer: Vuex
