Template inheritance with base template in Django - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is template inheritance in Django?

Template inheritance lets you create a base template with common layout and extend it in child templates to reuse code and keep pages consistent.

beginner

How do you specify a base template to extend in a Django template?

Use the {% raw %}{% extends 'base.html' %}{% endraw %} tag at the top of your child template to inherit from 'base.html'.

beginner

What is the purpose of {% raw %}{% block %}{% endblock %}{% endraw %} tags in Django templates?

Blocks define sections in the base template that child templates can override to insert their own content.

intermediate

If a child template does not override a block, what happens?

The content inside the block in the base template is used as default and shown in the rendered page.

beginner

Why is template inheritance useful in web development?

It saves time by avoiding repeated code, ensures consistent look across pages, and makes maintenance easier by changing the base template once.

Which tag do you use to inherit from a base template in Django?

A {% raw %}{% include 'base.html' %}{% endraw %}

B {% raw %}{% block 'base.html' %}{% endraw %}

C {% raw %}{% extends 'base.html' %}{% endraw %}

D {% raw %}{% import 'base.html' %}{% endraw %}

The {% raw %}{% extends %}{% endraw %} tag is used to inherit from a base template.

What does the {% raw %}{% block %}{% endblock %}{% endraw %} tag do in a base template?

A Defines a section that child templates can override

B Includes another template

C Adds a comment

D Starts a loop

Blocks mark sections in the base template that child templates can replace with their own content.

If a child template does not override a block, what content is shown?

A The block content from the base template

B An error is shown

C The block is empty

D The child template content is shown

The base template's block content acts as default if the child does not override it.

Where should the {% raw %}{% extends %}{% endraw %} tag be placed in a Django template?

A Anywhere in the template

B At the very top of the template

C Inside a block

D At the bottom of the template

The {% raw %}{% extends %}{% endraw %} tag must be the first tag in the template.

What is a key benefit of using template inheritance?

A Automatically styling pages

B Making templates run faster

C Adding JavaScript functionality

D Reusing common layout and reducing repeated code

Template inheritance helps reuse layout and avoid repeating the same HTML in many files.

Explain how template inheritance works in Django using a base template and child templates.

Think about how a master page sets the frame and others fill in details.

Describe why using a base template with blocks is better than copying the same HTML in every page.

Imagine changing a header on 100 pages vs just one file.