Q1. To cache your entire site for an application in Django, you add all except which of these settings?
- django.middleware.common.CommonMiddleware
- django.middleware.cache.UpdateCacheMiddleware
- django.middleware.cache.FetchFromCacheMiddleware
👍 - django.middleware.cache.AcceleratedCacheMiddleware
Q2. In which programming language is Django written?
- C++
- Java
👍 - Python
- Ruby
Q3. To automatically provide a value for a field, or to do validation that requires access to more than a single field, you should override the_____ method in the_____ class.
- validate(); Model
- group(); Model
- validate(); Form
👍 - clean(); Field
Q4. A client wants their site to be able to load "Rick & Morty" episodes by number or by title—e.g., shows/3/3 or shows/picklerick. Which URL pattern do you recommend?
- url(r'shows/<int:season>/<int:episode>/', views.episode_number)
👍 - path('shows/<int:season>/<int:episode>/', views.episode_number),
- path('shows/<int:season>/<int:episode>', views.episode_number),
- url(r'^show/(?P<season>[0-9]+)/(?P<episode>[0-9]+)/$', views.episode_number),
Q5. How do you determine at startup time if a piece of middleware should be used?
👍 - Raise MiddlewareNotUsed in the __init__ function of your middleware.
- Implement the not_used method in your middleware class.
- List the middleware beneath an entry of django.middleware.IgnoredMiddleware.
- Write code to remove the middleware from the settings in [app]/__init__.py.
Q6. How do you turn off Django’s automatic HTML escaping for part of a web page?
- Place that section between paragraph tags containing the autoescape=off switch.
- Wrap that section between { percentage mark autoescape off percentage mark} and {percentage mark endautoescape percentage mark} tags.
- Wrap that section between {percentage mark autoescapeoff percentage mark} and {percentage mark endautoescapeoff percentage mark} tags.
👍 - You don't need to do anything—autoescaping is off by default.
Q7. Which step would NOT help you troubleshoot the error "django-admin: command not found"?
- Check that the bin folder inside your Django directory is on your system path.
- Make sure you have activated the virtual environment you have set up containing Django.
- Check that you have installed Django.
👍 - Make sure that you have created a Django project.
Q8. Every time a user is saved, their quiz_score needs to be recalculated. Where might be an ideal place to add this logic?
- template
👍 - model
- database
- view
Q9. What is the correct way to begin a class called "Rainbow" in Python?
- Rainbow {}
- export Rainbow
👍 - class Rainbow
- def Rainbow
Q10. You have inherited a Django project and need to get it running locally. It comes with a requirements.txt file containing all its dependencies. Which command should you use?
- django-admin startproject requirements.txt
- python install -r requirements.txt
👍 - pip install -r requirements.txt
- pip install Django
Q11. Which best practice is NOT relevant to migrations?
👍 - To make sure that your migrations are up to date, you should run updatemigrations before running your tests.
- You should back up your production database before running a migration.
- Your migration code should be under source control.
- If a project has a lot of data, you should test against a staging copy before running the migration on production.
Q12. What will this URL pattern match? url(r'^$', views.hello)
- a string beginning with the letter Ra string beginning with the letter R
👍 - an empty string at the server root
- a string containing ^ and $a string containing ^ and $
- an empty string anywhere in the URLan empty string anywhere in the URL
Q13. What is the typical order of an HTTP request/response cycle in Django?
👍 - URL > view > template
- form > model > view
- template > view > model
- URL > template > view > model
Q14. Django's class-based generic views provide which classes that implement common web development tasks?
- concrete
- thread-safe
👍 - abstract
- dynamic
Q15. Which skills do you need to maintain a set of Django templates?
- template syntax
👍 - HTML and template syntax
- Python, HTML, and template syntax
- Python and template syntax
Q17. How would you define the relationship between a star and a constellation in a Django model?
👍- class Star(models.Model):
name = models.CharField(max_length=100)
class Constellation(models.Model):
stars = models.ManyToManyField(Star)
- class Star(models.Model):
constellation = models.ForeignKey(Constellation, on_delete=models.CASCADE)
class Constellation(models.Model):
stars = models.ForeignKey(Star, on_delete=models.CASCADE)
- class Star(models.Model):
name = models.CharField(max_length=100)
class Constellation(models.Model):
stars = models.OneToManyField(Star)
- class Star(models.Model):
constellation = models.ManyToManyField(Constellation)
class Constellation(models.Model):
name = models.CharField(max_length=100)
Q18. Which is NOT a valid step in configuring your Django 2.x instance to serve up static files such as images or CSS?
👍 - In your urls file, add a pattern that includes the name of your static directory.
- Create a directory named static inside your app directory.
- Create a directory named after the app under the static directory, and place static files inside.
- Use the template tag {% load static %}.
Q19. What is the correct way to make a variable available to all of your templates?
- Set a session variable.
- Use a global variable.
- Add a dictionary to the template context.
👍 - Use RequestContext.
Q20. Should you create a custom user model for new projects?
- No. Using a custom user model could break the admin interface and some third-party apps.
- Yes. It is easier to make changes once it goes into production.
👍 - No. Django's built-in models.User class has been tried and tested—no point in reinventing the wheel.
- Yes, as there is no other option.
Q21. You want to create a page that allows editing of two classes connected by a foreign key (e.g., a question and answer that reside in separate tables). What Django feature can you use?
👍 - actions
- admin
- mezcal
- inlines