Redirect and rewrite rules in Firebase - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is a redirect rule in Firebase Hosting?

A redirect rule sends visitors from one URL to another URL automatically. It changes the address shown in the browser.

beginner

What does a rewrite rule do in Firebase Hosting?

A rewrite rule serves content from a different location without changing the URL in the browser. It keeps the original URL visible.

intermediate

How do you define a redirect rule in Firebase Hosting configuration?

You add a 'redirects' section in firebase.json with 'source' (the URL to match) and 'destination' (where to send users), plus a 'type' for HTTP status code.

intermediate

Why use rewrite rules for single-page applications (SPA)?

Rewrite rules send all URL requests to the SPA's main index.html file, so the app can handle routing internally without server errors.

beginner

What HTTP status code is commonly used for permanent redirects in Firebase?

The HTTP status code 301 is used for permanent redirects, telling browsers and search engines the change is permanent.

In Firebase Hosting, what happens when you set a rewrite rule?

A The site reloads with a 404 error

B The browser URL changes to the new destination

C The user is blocked from accessing the site

D The URL in the browser stays the same but content is served from another location

Rewrite rules serve content from a different location without changing the browser's URL.

Which section in firebase.json defines redirect rules?

A headers

B redirects

C rewrites

D functions

Redirect rules are defined under the 'redirects' section in firebase.json.

What HTTP status code should you use for a temporary redirect in Firebase?

A 301

B 404

C 302

D 500

302 is the HTTP status code for temporary redirects.

Why are rewrite rules important for SPAs hosted on Firebase?

A They allow the app to handle routing without server errors

B They block unwanted users

C They speed up image loading

D They change the URL to a new domain

Rewrite rules send all requests to index.html so the SPA can manage routing internally.

Which Firebase Hosting feature changes the URL shown in the browser?

A Redirect rules

B Rewrite rules

C Headers

D Caching

Redirect rules change the browser URL to the new destination.

Explain the difference between redirect and rewrite rules in Firebase Hosting.

Think about what the user sees in the browser address bar.

Describe how you would configure Firebase Hosting to support a single-page application using rewrite rules.

Consider how SPAs handle navigation internally.