Here, We see Django LinkedIn Skill Assessment Answer. This assessment test consists of 15-20 MCQs to demonstrate your knowledge of your selected skills. MCQs come from different topics – Django Architecture, Configuration, and Infrastructure, Models and Databases, Templates, URL Routing, and Requests.
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Django LinkedIn Skill Assessment Answer :
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?
- A✔️
class Star(models.Model):
name = models.CharField(max_length=100)
class Constellation(models.Model):
stars = models.ManyToManyField(Star)
- B
class Star(models.Model):
constellation = models.ForeignKey(Constellation, on_delete=models.CASCADE)
class Constellation(models.Model):
stars = models.ForeignKey(Star, on_delete=models.CASCADE)
- C
class Star(models.Model):
name = models.CharField(max_length=100)
class Constellation(models.Model):
stars = models.OneToManyField(Star)
- D
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 {percentage mark load static percentage mark}.
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
Q22. Why are QuerySets considered "lazy"?
- The results of a QuerySet are not ordered.
- QuerySets do not create any database activity until they are evaluated.✔️
- QuerySets do not load objects into memory until they are needed.
- Using QuerySets, you cannot execute more complex queries.
Q23. You receive a MultiValueDictKeyError when trying to access a request parameter with the following code: request.GET[‘search_term’]. Which solution will NOT help you in this scenario?
- Switch to using POST instead of GET as the request method.✔️
- Make sure the input field in your form is also named "search_term".
- Use MultiValueDict’s GET method instead of hitting the dictionary directly like this: request.GET.get(‘search_term’, ”).
- Check if the search_term parameter is present in the request before attempting to access it.
Q24. Which function of Django’s Form class will render a form’s fields as a series of <p> tags?
- show_fields()
- as_p()✔️
- as_table()
- fields()
Q25. You have found a bug in Django and you want to submit a patch. Which is the correct procedure?
- Fork the Django repository GitHub.
- Submit a pull request.
- all of these answers.✔️
- Run Django’s test suite.
Q26. Django supplies sensible default values for settings. In which Python module can you find these settings?
- django.utils.default_settings.py
- django.utils.global_settings.py
- django.conf.default_settings.py
- django.conf.global_settings.py✔️
Q27. Which variable name is best according to PEP 8 guidelines?
- numFingers
- number-of-Fingers
- number_of_fingers✔️
- finger_num
Q28. A project has accumulated 500 migrations. Which course of action would you pursue?
- Manually merge your migration files to reduce the number
- Don’t worry about the number
- Try to minimize the number of migrations
- Use squashmigrations to reduce the number✔️
Q29. What does an F() object allow you when dealing with models?
- perform db operations without fetching a model object✔️
- define db transaction isolation levels
- use aggregate functions more easily
- build reusable QuerySets
Q30. Which is not a django filed type for integers?
- SmallIntegerField
- NegativeIntegerField✔️
- BigAutoField
- PositiveIntegerField
Q31. Which will show the currently installed version?
- print (django.version)
- import django django.getVersion()
- import django django.get_version()✔️
- python -c django –version
Q32. You should use the http method ___ to read data and ___ to update or create data
- READ; WRITE
- GET; POST✔️
- POST; GET
- GET; PATCH
Q33. When should you employ the POST method over GET for submitting data?
- when efficiency is important
- when you want the data to be cached
- when you want to use your browser to help with debugging
- when the data in the form may be sensitive✔️
Q34. When to use the Django sites framework?
- if your single installation powers more than one site✔️
- if you need to serve static as well as dynamic content
- if you want your app have a fully qualified domain name
- if you are expecting more than 10.000 users
Q35. Which infrastructure do you need:
title=models.charfield(max_length=100, validators=[validate_spelling])
- inizialized array called validators
- a validators file containing a function called validate_spelling imported at the top of model✔️
- a validators file containing a function called validate imported at the top of model
- spelling package imported at the top of model
Q36. What decorator is used to require that a view accepts only the get and head methods?
- require_safe()✔️
- require_put()
- require_post()
- require_get()
Q37. How would you define the relation between a book and an author – book has only one author.
- A✔️
class Author (models.model):
book=models.foreignkey(Book,on_delete=models.cascade)
class Book(models.model):
name=models.charfield(max_length=100)
- B
class Author (models.model):
name=models.charfield(max_length=100)
class Book(models.model):
author=models.foreignkey(Author,on_delete=models.cascade)
- C
class Author (models.model):
name=models.charfield(max_length=100)
class Book(models.model):
author=models.foreignkey(Author)
- D
class Author (models.model):
name=models.charfield(max_length=100)
class Book(models.model):
author=models.foreignkey(Author,on_delete=models.cascade)
- E
class Author (models.model):
name=models.charfield(max_length=100)
class Book(models.model):
author=Author.name
Q38. What is a callable that takes a value and raises an error if the value fails?
- validator✔️
- deodorizer
- mediator
- regular expression
Q39. To secure an API endpoint, making it accessible to registered users only, you can replace the rest_framework.permissions.allowAny value in the default_permissions section of your settings.py to
- rest_framework.permissions.IsAdminUser
- rest_framework.permissions.IsAuthenticated✔️
- rest_framework.permissions.IsAuthorized
- rest_framework.permissions.IsRegistered
Q40. Which command would you use to apply a migration?
- makemigration
- update_db
- applymigration
- migrate✔️
Q41. Which type of class allows QuerySets and model instances to be converted to native Python data types for use in APIs?
- objectwriters
- serializers✔️
- picklers
- viewsets
Q42. How should the code end?
{ percentage if spark >= 50 percentage }
Lots of spark
{percentage elif spark == 42 percentage}
- { percentage else percentage}
- {percentage endif percentage}✔️
- Nothing needed
- {percentage end percentage}
Q43 Which code block will create a serializer?
from rest_framework import serializers
from .models import Planet
- A✔️
class PlanetSerializer(serializers.ModelSerializer):
class Meta:
model=Planet
fields=('name','position', 'mass', 'rings')
- B
from rest_framework import serializers
from .models import Planet
class PlanetSerializer():
class Meta:
fields=('name','position', 'mass', 'rings')
model=Planet
- C
from django.db import serializers
from .models import Planet
class PlanetSerializer(serializers.ModelSerializer):
fields=('name','position', 'mass', 'rings')
model=Sandwich
- D
from django.db import serializers
from .models import Planet
class PlanetSerializer(serializers.ModelSerializer):
class Meta:
fields=('name')
model=Planet
Q44 Which class allows you to automatically create a Serializer class with fields and validators that correspond to your model’s fields?
- ModelSerializer✔️
- Model
- DataSerializer
- ModelToSerializer
Q45 Which command to access the built-in admin tool for the first time?
- django-admin setup
- django-admin runserver
- python manage.py createuser
- python manage.py createsuperuser✔️
Q46. Virtual environments are for managing dependencies. Which granularity works best?
- you should set up a new virtualenv for each Django project✔️
- They should not be used
- Use the same venv for all your Django work
- Use a new venv for each Django app
Q47. What executes various Django commands such as running a webserver or creating an app?
- migrate.py
- wsgi.py
- manage.py✔️
- runserver
Q48. What do Django best practice suggest should be "fat"?
- models✔️
- controllers
- programmers
- clients
Q49. Which is not the part of Django Design Philosophies?
- Loose Coupling
- Less Code
- Fast Development
- Repeat Yourself✔️
Q50. What is the result of this template code?
{{"live long and prosper"|truncate:3}}
- live long and …✔️
- live long and
- a compilation error
- liv
Q51. When does this code load data into memory?
1 sandwiches = Sandwich.objects.filter(is_vegan=True)
2 for sandwich in sandwiches:
3 print(sandwich.name + " - " + sandwich.spice_level)
- line 1
- It depends on how many results return by query.✔️
- It depends on cache.
- line 2
Q52. You are building a web application using a React front end and a Django back end. For what will you need to provision?
- an NGINX web server
- a NoSQL database
- a larger hard drive
- CORS middleware
Q53. To expose an existing model via an API endpoint, what do you need to implement?
- an HTTP request
- a JSON object
- a query
- a serializer
Q54. How would you stop Django from performing database table creation or deletion operations via migrations for a particular model?
- Run the migrate command with –exclude=[model_name].
- Move the model definition from models.py into its own file.
- Set managed=False inside the model.✔️
- Don’t run the migrate command.
Q55. what method can you use to check if form data has changed when using a form instance?
- has_changed()✔️
- its_changed()
- has_updated()
- None of This
Q56. Which generic view should be used for displaying the tittles of all Django Reinhardt’s songs?
- DetailView
- TittleView
- SongView
- ListView✔️
Q57. Which statement is most accurate, regarding using the default SQLite database on your local/development machine but Postgres in production
- There’s less chance of introducing bugs since SQLite already works out the box✔️
- It’s fine, you just need to keep both instances synchronized
- It’s a bad idea and could lead to issues down the road
- It’s the most efficient way to build a project
Q58. Why might you want to write a custom model Manager?
- to perform database queries
- to set up a database for testing
- to modify the initial QuerySet that the Manager returns✔️
- to filter the results that a database query returns
Q59. In Django, what are used to customize the data that is sent to the templates?
- models
- views✔️
- forms
- serializers
Q60. To complete the conditional, what should this block of code end with?
% if sparles >= 50 %
Lots of sparkles!
% elif sparkles == 42 %
The answer to life, the universe, and everything!
- % endif %✔️
- Nothing else is needed.
- % end%
- % else %
Q61. When should you employ the POST method over the GET method for submitting data from a form?
- when the data in the form may be sensitive✔️
- when you want the data to be cached
- when you want to use your browser to help with debugging
- when efficiency is important
Q62. What is a callable that takes a value and raises an error if the value fails to meet some criteria?
- mediator
- validator✔️
- regular expression
- deodorizer
Q63. You are uploading a file to Django from a form and you want to save the received file as a field on a model object. You can simply assign the file object from __ to a field of type __ in the model.
- request.META; FileField
- request.FILES; BLOBField
- request.FILES; FileField✔️
- request.META.Files; CLOBField
Q64. What python module might be used to store the current state of a Django model in a file?
- pickle✔️
- struct
- marshal
- serialize
Q65. To add a new app to an existing Django project, you must edit the __ section of the __ file.
- ALLOWED_HOSTS; settings.py
- APPS; manage.py
- INSTALLED_APPS; settings.py✔️
- TEMPLATES; urls.py
Q66. Which is not a third-party package commonly used for authentication?
- django-guardian
- django-rest-auth
- authtoken
- django-rest-framework-jwt✔️
Q67. Which function in the django.urls package can help you avoid hardcoding URLS by generating a URL given the name of a view?
- get_script_prefix()
- redirect()
- reverse()✔️
- resolve()
Q68. Which is Fictional HTTP request method?
- POST
- PUT
- PAUSE✔️
- PATCH
Q69. Which helper function is not provided as a part of django.shortcuts package? ref-
- render_to_request()✔️
- render()
- redirect()
- get_object_or_404()
Q70. Which is a nonstandard place to store templates?
- at the root level of a project✔️
- inside the application
- in the database
- on Github
Q71. If you left the 8080 off the command python manage.py runserver 8080 what port would Django use as default?
- 8080✔️
- 80
- 8000
- It would fail to start
Q72. Which statement about Django apps is false?
- A Django app is the top-level container for a web application powered by Django.✔️
- Django apps are small libraries designed to represent a single aspect of a project.
- Each Django app should do one thing, and one thing alone.
- A Django project is made up of many apps.
Q73. Which characters are illegal in template variable names?
- underscores.
- uppercase letters.
- punctuation marks .✔️
- numbers.
Q74. Which is not a valid closing template tag?
- % endautoescape %
- % endifempty %✔️
- % endcomment %
- % endfilter %
Q75. When would you need to use the reverse_lazy utility function instead of reverse?
- when you want to provide a reverse URL as a default value for a parameter in a function’s signature
- all of the these answers✔️
- when you want to provide a reverse URL as the url attribute of a class-based generic view
- when you want to provide a URL to a decorator, such as the login_url argument for the permission_required() decorator
Q76. What is the purpose of the init.py file?
- to extend the set of modules found in a package
- to allow compiled modules from different releases and different versions of Python to coexist
- to initialize project settings
- to declare the directory contents as a Python module✔️
Q77. What python package can be used to edit numbers into more readable form like "1200000" to "1.2 million"?
- black
- puffer
- pitch
- humanize✔️
Q78. Which is not part of Django’s design philosophy?
- Loose Coupling
- Less Code
- Fast Development
- Implicit over explicit✔️
Q79. You are building a web application using a React front end and a Django back end. For what will you need to provision?
- an NGINX web server
- a NoSQL database
- a larger hard drive
- CORS middleware✔️
Q80. To expose an existing model via an API endpoint, what do you need to implement?
- an HTTP request
- a JSON object
- a query
- a serializer✔️
Q81. How would you stop Django from performing database table creation or deletion operations via migrations for a particular model?
- Run the migrate command with –exclude=[model_name].
- Move the model definition from models.py into its own file.
- Set managed=False inside the model.✔️
- Don’t run the migrate command.
Q82. What is WSGI?
- a server✔️
- an interface specification
- a Python module
- a framework