React Router Basics Quiz

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Question 1/15

How do you define a dynamic route in React Router for displaying user profile pages?
<Route path="/profile/:username" component={Profile} />

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Question 2/15

Which Hook provides access to route parameters in a functional component using React Router?
const { id } = useParams();

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Question 3/15

How do you define a route in React Router for a specific path?
<Route path="/about" component={About} />

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Question 4/15

What is the purpose of React Router's '' component?

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Question 5/15

What is the returned value from the 'useLocation' hook in React Router?
const location = useLocation();

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Question 6/15

In React Router, what is the purpose of the component?

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Question 7/15

Which React Router component should be used to match any route under a common pattern like '/admin/*'?
<Route path="/admin/*" component={AdminDashboard} />

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Question 8/15

What does a custom route component accept in React Router components?
function CustomRoute({ component: Component, ...rest }) {
  // Implementation
}

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Question 9/15

How can you create a navigation link in React Router?
<Link to="/about">About</Link>

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Question 10/15

What will happen if no route matches in a collection of routes enclosed within a component?
<Switch>
  <Route path="/home" component={Home} />
  <Route component={NotFound} />
</Switch>

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Question 11/15

What React Router feature allows you to lazy load components?
const About = React.lazy(() => import('./About'));

<Suspense fallback={<div>Loading...</div>}>
  <Route path="/about" component={About} />
</Suspense>

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Question 12/15

Which component is used to define routes that should only render one at a time (the first matched route)?
<Switch>
  <Route path="/about" component={About} />
  <Route path="/contact" component={Contact} />
</Switch>

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Question 14/15

Which method should be used to redirect to a particular path after some action is performed?
const { push } = useHistory();
push('/redirect-path');

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Question 15/15

What does the 'exact' prop do when used with a ?
<Route path="/about" exact component={About} />

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Your Answers

Question 1/15
😊 Your answer was correct 🙁 Your answer was incorrect
How do you define a dynamic route in React Router for displaying user profile pages?
<Route path="/profile/:username" component={Profile} />

Available answers

Use a component with the 'path' prop containing ':' prefix (e.g., :username) to specify dynamic segments within the URL.
Question 2/15
😊 Your answer was correct 🙁 Your answer was incorrect
Which Hook provides access to route parameters in a functional component using React Router?
const { id } = useParams();

Available answers

The 'useParams' hook is used in functional components to access the route parameters specified in a route's path by React Router.
Question 3/15
😊 Your answer was correct 🙁 Your answer was incorrect
How do you define a route in React Router for a specific path?
<Route path="/about" component={About} />

Available answers

A route in React Router is defined using the component, where you specify the 'path' for the URL and 'component' for the component to render.
Question 4/15
😊 Your answer was correct 🙁 Your answer was incorrect
What is the purpose of React Router's '<HashRouter>' component?

Available answers

uses URL hashes to simulate navigation by including a '#' character, making it useful for browsers that don't support history API.
Question 5/15
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What is the returned value from the 'useLocation' hook in React Router?
const location = useLocation();

Available answers

'useLocation' returns a location object that contains information about the current URL, including 'pathname', 'search', 'state', and 'hash'.
Question 6/15
😊 Your answer was correct 🙁 Your answer was incorrect
In React Router, what is the purpose of the <Router> component?

Available answers

is the context provider component in React Router that manages routing and is extended by other specific router implementations like or .
Question 7/15
😊 Your answer was correct 🙁 Your answer was incorrect
Which React Router component should be used to match any route under a common pattern like '/admin/*'?
<Route path="/admin/*" component={AdminDashboard} />

Available answers

React Router allows the use of a '*' (wildcard) in the 'path' prop of to match any route following the specified pattern, managing dynamic child routes.
Question 8/15
😊 Your answer was correct 🙁 Your answer was incorrect
What does a custom route component accept in React Router components?
function CustomRoute({ component: Component, ...rest }) {
  // Implementation
}

Available answers

A custom route component typically accepts a 'component' prop for the component it needs to render and uses the rest operator to collect any additional props.
Question 9/15
😊 Your answer was correct 🙁 Your answer was incorrect
How can you create a navigation link in React Router?
<Link to="/about">About</Link>

Available answers

is used in React Router to create navigation links by using the 'to' prop to specify the target path.
Question 10/15
😊 Your answer was correct 🙁 Your answer was incorrect
What will happen if no route matches in a collection of routes enclosed within a <Switch> component?
<Switch>
  <Route path="/home" component={Home} />
  <Route component={NotFound} />
</Switch>

Available answers

Within a , the first without a 'path' prop acts as a fallback, equivalent to a 404 page when no other routes match.
Question 11/15
😊 Your answer was correct 🙁 Your answer was incorrect
What React Router feature allows you to lazy load components?
const About = React.lazy(() => import('./About'));

<Suspense fallback={<div>Loading...</div>}>
  <Route path="/about" component={About} />
</Suspense>

Available answers

You can lazy load components in React via 'React.lazy()', which allows components to be dynamically imported, optionally wrapped in React's for fallback display until loading is finished.
Question 12/15
😊 Your answer was correct 🙁 Your answer was incorrect
Which component is used to define routes that should only render one at a time (the first matched route)?
<Switch>
  <Route path="/about" component={About} />
  <Route path="/contact" component={Contact} />
</Switch>

Available answers

is used to render only the first matched or in its children from top to bottom.
Question 13/15
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What component would you use to include query parameters in a route link in React Router?
<Link to="/home?page=2">Go to page 2</Link>

Available answers

You can include query parameters in the 'to' prop of the component by appending them to the path as a query string.
Question 14/15
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Which method should be used to redirect to a particular path after some action is performed?
const { push } = useHistory();
push('/redirect-path');

Available answers

To redirect programmatically, 'history.push()' is used with the desired path, leveraging the history object available through React Router's hooks or props.
Question 15/15
😊 Your answer was correct 🙁 Your answer was incorrect
What does the 'exact' prop do when used with a <Route>?
<Route path="/about" exact component={About} />

Available answers

Adding the 'exact' prop to a ensures that it only matches when the URL is exactly the same as the 'path' specified, not just when it starts with it.