Vue.js and RESTful APIs Quiz
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Question 1/15
Which Vue.js feature allows you to dynamically bind HTML attributes to data properties?
Select your answer
Question 2/15
In Vue.js, which lifecycle hook is most commonly used for fetching data from a REST API?
Select your answer
Question 3/15
What is the benefit of using
async/await
over traditional Promise chains when fetching data in Vue.js?
Select your answer
Question 4/15
When an API returns paginated data, how can you handle this in a Vue.js application?
Select your answer
Question 5/15
Which header is commonly included in requests to REST APIs to specify the expected response format in a Vue.js app?
Select your answer
Question 6/15
Why is cross-origin resource sharing (CORS) important when working with RESTful APIs in Vue.js?
Select your answer
Question 7/15
What HTTP method is typically used to retrieve data from a RESTful API when working with a Vue.js application?
Select your answer
Question 8/15
How can you access query parameters from a URL in a Vue.js application using Vue Router?
Select your answer
Question 9/15
Which JavaScript feature allows for handling asynchronous operations, such as API calls, in Vue.js?
Select your answer
Question 10/15
What does the 'async' keyword signify in front of a function in Vue.js scripts?
Select your answer
Question 11/15
How do you iterate over an array of data retrieved from a RESTful API in a Vue.js component template?
Select your answer
Question 12/15
What would you use to ensure that API data updates when navigating back to a Vue.js component using Vue Router?
Select your answer
Question 13/15
How can you send a POST request to a RESTful API using Axios in a Vue.js component?
axios.post('/api/data', { name: 'John Doe' })
.then(response => {
console.log(response);
})
.catch(error => {
console.error(error);
});
Select your answer
Question 14/15
What is the purpose of the
v-if
directive when working with REST API data in Vue.js?
Select your answer
Question 15/15
Which Vue.js feature closely integrates with RESTful APIs for real-time data fetching and updating?
Select your answer
Your Results
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Your Answers
Question 1/15
😊 Your
answer was correct
🙁 Your
answer was incorrect
Which Vue.js feature allows you to dynamically bind HTML attributes to data properties?
Available answers
The
v-bind
directive is used in Vue.js to bind HTML attributes to Vue data properties or expressions, allowing for dynamic updates.
Question 2/15
😊 Your
answer was correct
🙁 Your
answer was incorrect
In Vue.js, which lifecycle hook is most commonly used for fetching data from a REST API?
Available answers
The
created
lifecycle hook is used to fetch data from an API as soon as the Vue instance is created. This allows the data to be available immediately after the instance is initialized.
Question 3/15
😊 Your
answer was correct
🙁 Your
answer was incorrect
What is the benefit of using <code>async/await</code> over traditional Promise chains when fetching data in Vue.js?
Available answers
The
async/await
syntax simplifies async code by making it look and be structured in a synchronous manner, which enhances code readability and maintenance.
Question 4/15
😊 Your
answer was correct
🙁 Your
answer was incorrect
When an API returns paginated data, how can you handle this in a Vue.js application?
Available answers
Paginated data in APIs can be handled by incrementally fetching data pages as required based on user requests such as scrolling or clicking through pages, thus optimizing performance.
Question 5/15
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answer was correct
🙁 Your
answer was incorrect
Which header is commonly included in requests to REST APIs to specify the expected response format in a Vue.js app?
Available answers
The
Accept: application/json
header is used to tell the server that the client expects JSON formatted data in response.
Question 6/15
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answer was correct
🙁 Your
answer was incorrect
Why is cross-origin resource sharing (CORS) important when working with RESTful APIs in Vue.js?
Available answers
CORS is a security feature implemented by browsers to allow or restrict requests that are made cross-domain, essential for frontend applications calling remote APIs.
Question 7/15
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answer was correct
🙁 Your
answer was incorrect
What HTTP method is typically used to retrieve data from a RESTful API when working with a Vue.js application?
Available answers
The
GET
method is used to request data from a specified resource. It is commonly used to fetch data from RESTful APIs in a Vue.js application.
Question 8/15
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answer was correct
🙁 Your
answer was incorrect
How can you access query parameters from a URL in a Vue.js application using Vue Router?
Available answers
Vue Router provides access to query parameters through
this.$route.query
, which can be used within any component using Vue Router for client-side routing.
Question 9/15
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answer was correct
🙁 Your
answer was incorrect
Which JavaScript feature allows for handling asynchronous operations, such as API calls, in Vue.js?
Available answers
Promises are used in JavaScript to handle asynchronous operations such as API calls. They allow you to chain operations and handle success and failure cases.
Question 10/15
😊 Your
answer was correct
🙁 Your
answer was incorrect
What does the 'async' keyword signify in front of a function in Vue.js scripts?
Available answers
The
async
keyword allows you to write asynchronous functions using syntax that makes them look synchronous. Inside these functions, you can use await
to wait for a promise to resolve.
Question 11/15
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answer was correct
🙁 Your
answer was incorrect
How do you iterate over an array of data retrieved from a RESTful API in a Vue.js component template?
Available answers
The
v-for
directive is used to render a list of items by iterating over an array or an object in a Vue.js template.
Question 12/15
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answer was correct
🙁 Your
answer was incorrect
What would you use to ensure that API data updates when navigating back to a Vue.js component using Vue Router?
Available answers
The
activated
lifecycle hook is triggered when a component is re-entered due to navigation and is used to refresh or update data when returning to a cached component.
Question 13/15
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answer was correct
🙁 Your
answer was incorrect
How can you send a POST request to a RESTful API using Axios in a Vue.js component?
axios.post('/api/data', { name: 'John Doe' })
.then(response => {
console.log(response);
})
.catch(error => {
console.error(error);
});
Available answers
The code snippet shows how to send a POST request using Axios by providing the URL and the data to be sent. This allows you to submit data to the server's endpoint.
Question 14/15
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answer was correct
🙁 Your
answer was incorrect
What is the purpose of the <code>v-if</code> directive when working with REST API data in Vue.js?
Available answers
The
v-if
directive is used to conditionally render elements based on a boolean expression, such as whether the data from a REST API has been successfully fetched.
Question 15/15
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answer was correct
🙁 Your
answer was incorrect
Which Vue.js feature closely integrates with RESTful APIs for real-time data fetching and updating?
Available answers
Vuex store actions are designed to handle asynchronous operations like data fetching from RESTful APIs, and mutations update the state based on the result, thus enabling real-time updates.