TCS Wings 1 T4 Django - Set 3



  1. You are developing a Django application that requires users to be authenticated to access specific pages. How do you enforce authentication for a particular view?
    a) Use the @login_required decorator
    b) Override the save() method in the view
    c) Use a custom form validation method
    d) Implement session management in urls.py

Answer: a) Use the @login_required decorator

  1. Your Django application uses JWT tokens for authentication. You need to allow users to refresh their JWT tokens after they expire. Which token type is used for this purpose?
    a) Access token
    b) Refresh token
    c) ID token
    d) Authorization token

Answer: b) Refresh token

  1. You are working on a Django Rest Framework API where a user can upload a file. You want to restrict the file size and type. How can you enforce this in your API?
    a) Override the create() method in the view
    b) Implement validation in the serializer
    c) Restrict it in the model definition
    d) Handle it in the frontend JavaScript

Answer: b) Implement validation in the serializer

  1. You need to implement a filter in Django Rest Framework that allows users to filter a list of products by price range. How would you add this filtering logic?
    a) Use SearchFilter in the view
    b) Define a custom filter in the serializer
    c) Use DjangoFilterBackend and specify the filter fields in the view
    d) Implement the filter logic directly in the model

Answer: c) Use DjangoFilterBackend and specify the filter fields in the view

  1. In your Django project, you want to limit a queryset based on the logged-in user’s permissions. What’s the best way to handle this?
    a) Use filter() with a custom permission decorator
    b) Override get_queryset() in the view
    c) Implement it in urls.py
    d) Use ManyToManyField for permissions in the model

Answer: b) Override get_queryset() in the view

  1. Your Django Rest Framework API provides detailed information about a book when given the book's ID. Which method in DRF views should you use to handle GET requests for this specific resource?
    a) list()
    b) retrieve()
    c) create()
    d) update()

Answer: b) retrieve()

  1. In a Django application, you want to prefetch related objects to reduce the number of database queries. Which Django ORM method should you use to achieve this?
    a) select_related()
    b) annotate()
    c) get_queryset()
    d) values()

Answer: a) select_related()

  1. Your Django application needs to log out a user when their JWT token expires. Which setting in django-rest-framework-simplejwt handles automatic token expiration and refresh?
    a) TOKEN_REFRESH_LIFETIME
    b) ROTATE_REFRESH_TOKENS
    c) ACCESS_TOKEN_LIFETIME
    d) JWT_EXPIRATION

Answer: c) ACCESS_TOKEN_LIFETIME

  1. You are building an API in Django Rest Framework to handle image uploads. How can you limit the maximum file size and validate the image format?
    a) Use ImageField with max_length
    b) Define custom validators in the serializer
    c) Limit file size in the views.py
    d) Use FileField with max_length

Answer: b) Define custom validators in the serializer

  1. You want to allow users to perform a partial update on a resource in Django Rest Framework. Which method should be used to handle partial updates in DRF views?
    a) post()
    b) patch()
    c) put()
    d) get()

Answer: b) patch()

Comments

Post a Comment

Popular posts from this blog

TCS Wings 1 T4 Django - Set 1

Image
You are developing a Django application where users need to create accounts and login. After logging in, they should be redirected to their dashboard. Which Django feature will handle the redirection after login? a) RedirectView b) LoginView c) @login_required d) LOGIN_REDIRECT_URL Answer: d) LOGIN_REDIRECT_URL You have an e-commerce site built with Django, and users frequently submit reviews. You want to ensure that each user can only submit one review per product. How would you enforce this in the model? a) unique=True on the review field b) Add a UniqueConstraint combining user and product fields c) Use a ForeignKey with unique=True d) Validate it in the forms.py file Answer: b) Add a UniqueConstraint combining user and product fields Your Django Rest Framework API needs to return data for both admin and regular users, but you need to filter sensitive data for regular users. How would you customize the serializer for this? a) Use SerializerMethodField to control the output ...
Read more

TCS Wings 1 T4 Django - Set 10

Image
You are building a multi-tenant Django application where each user can only access their own data. How do you restrict access in Django Rest Framework? a) Use permissions.IsAuthenticated b) Override get_queryset() method in the view c) Use AllowAny permission d) Filter by user in the serializer Answer: b) Override get_queryset() method in the view In your Django project, you want to schedule periodic tasks such as clearing expired sessions. Which library should you use to schedule these tasks? a) Django Signals b) Django Celery c) Django Cache d) Django Middleware Answer: b) Django Celery You need to retrieve the first object from a Django ORM queryset, or return None if no objects are found. Which method should you use? a) get() b) first() c) last() d) filter() Answer: b) first() In your Django Rest Framework project, you want to prevent users from making too many API requests within a short period. Which feature would you implement? a) Permission Classes b) Rate Limiting c) Aut...
Read more

TCS Wings 1 T4 Django - Set 4

Image
You are designing a multi-tenant Django application where each user should only have access to their own data. How do you filter queryset results to ensure this security? a) Implement filtering in the templates b) Use get_object_or_404() with user data c) Override the get_queryset() method to include user-specific filtering d) Use get_context_data() in class-based views Answer: c) Override the get_queryset() method to include user-specific filtering In your Django application, users can belong to multiple groups. How do you represent this relationship in your model? a) Use a OneToOneField b) Use a ForeignKey c) Use a ManyToManyField d) Use a CharField with choices Answer: c) Use a ManyToManyField You want to add pagination to a Django Rest Framework API to display 20 items per page. How do you configure this? a) Set PAGINATE_BY in the view b) Set PAGINATE_BY_PARAM in the view c) Configure PAGE_SIZE in settings d) Use max_limit in the view Answer: c) Configure PAGE_SIZE in se...
Read more