Brotli compression in Nginx - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Brotli compression in the context of nginx?

Brotli compression is a method to reduce the size of files sent from the server to the browser, making websites load faster. In nginx, it compresses responses before sending them to clients.

beginner

Which nginx module is used to enable Brotli compression?

The ngx_brotli module is used to enable Brotli compression in nginx. It must be installed and configured to compress responses.

intermediate

How do you enable Brotli compression for text and HTML files in nginx?

You enable Brotli by adding directives like 'brotli on;' and specifying file types with 'brotli_types text/plain text/css application/javascript text/html;' in the nginx configuration.

intermediate

What is the benefit of using Brotli compression over gzip?

Brotli often compresses files to a smaller size than gzip, which means faster page loads and less data usage for users, improving website performance.

beginner

What must you check before enabling Brotli compression in nginx?

You must check that the ngx_brotli module is installed and that your nginx version supports it. Also, ensure clients support Brotli compression.

Which nginx directive turns on Brotli compression?

A brotli_enable yes;

B brotli on;

C compress on;

D gzip on;

The correct directive to enable Brotli compression in nginx is 'brotli on;'.

What file types are commonly compressed with Brotli in nginx?

A Images like PNG and JPEG

B Binary executables

C Text files like HTML, CSS, and JavaScript

D Video files

Brotli is typically used to compress text-based files such as HTML, CSS, and JavaScript to reduce size.

What is a key advantage of Brotli over gzip?

A Brotli only works on images

B Brotli compresses faster but less effectively

C Brotli is supported by fewer browsers

D Brotli compresses files smaller, improving load times

Brotli usually compresses files to a smaller size than gzip, which helps websites load faster.

Before enabling Brotli, what should you verify?

A That the ngx_brotli module is installed

B That gzip is disabled

C That the server is running Windows

D That images are compressed

You must ensure the ngx_brotli module is installed in nginx before enabling Brotli compression.

Which nginx directive specifies which file types Brotli compresses?

A brotli_types

B brotli_files

C compress_types

D gzip_types

The 'brotli_types' directive tells nginx which MIME types to compress using Brotli.

Explain how to enable Brotli compression in nginx and why it improves website performance.

Think about the module, configuration lines, and the effect on file size and speed.

Describe the differences between Brotli and gzip compression in nginx.

Compare how well and fast each compresses and their compatibility.