HttpResponse object in Django - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of the HttpResponse object in Django?

The HttpResponse object is used to send data back to the user's browser as a response to their request. It contains the content, status code, and headers of the HTTP response.

beginner

How do you create a simple HttpResponse with the text 'Hello, world!' in Django?

You create it by importing <code>HttpResponse</code> from <code>django.http</code> and returning it from a view like this:<br><pre>from django.http import HttpResponse

def my_view(request):
    return HttpResponse('Hello, world!')</pre>

beginner

What is the default HTTP status code of an HttpResponse if you don't specify one?

The default HTTP status code is 200 OK, which means the request was successful.

intermediate

How can you set a custom HTTP status code in an HttpResponse?

You can set it by passing the status parameter when creating the HttpResponse. For example:<br>

HttpResponse('Not found', status=404)

intermediate

How do you add custom headers to an HttpResponse object?

You add headers by treating the HttpResponse object like a dictionary. For example:<br>

response = HttpResponse('Hello')
response['X-Custom-Header'] = 'MyValue'

What does the HttpResponse object represent in Django?

A A database query result

B A request sent by the user

C A response sent back to the user

D A template file

The HttpResponse object represents the response Django sends back to the user's browser.

Which module do you import HttpResponse from?

A django.views

B django.http

C django.shortcuts

D django.template

You import HttpResponse from django.http.

What is the default status code of an HttpResponse if not specified?

A 302

B 500

C 404

D 200

The default status code is 200, meaning the request was successful.

How do you set a 404 status code in an HttpResponse?

A HttpResponse('Not found', status=404)

B HttpResponse('Not found', code=404)

C HttpResponse('Not found', error=404)

D HttpResponse('Not found').set_status(404)

You set the status code by passing the status parameter.

How can you add a custom header 'X-Test' with value '123' to an HttpResponse?

A response['X-Test'] = '123'

B response.add_header('X-Test', '123')

C response.set_header('X-Test', '123')

D response.headers['X-Test'] = '123'

You add headers by assigning to the response object like a dictionary.

Explain how to create and return a simple HttpResponse in a Django view.

Think about the minimal code needed to send text back to the browser.

Describe how to customize the status code and headers of an HttpResponse object.

Consider how to change the response details beyond just the content.