Latest Django Interview Questions

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Django interview questions

As Django is Python Framework, in order to install Django Python is required.Django comes with an inbuilt lightweight web server that you can use for the testing purpose.If you are using Django on production Apache with mod_wsgi is required.

To start a project in Django, use the command $django-admin.py and then use the following command:Project

_init_.py

manage.py

settings.py

urls.py

You can use {{ request.path }} and {{ request.get_full_path }} to get current page URI in Django template

In Django, a QuerySet can be evaluated in Iteration, Slicing, Pickling/Caching, repr(),len(), list() and bool().

Django officially supports four database backends, they are

  • PostgreSQL
  • MySQL
  • SQLite
  • Oracle

In addition to these, you can also use following 3rd parties

  • SAP SQL Anywhere
  • IBM DB2
  • Microsoft SQL Server
  • Firebird
  • ODBC

Features available in Django web framework are:

  • Admin Interface (CRUD)
  • Templating
  • Form handling
  • Internationalization
  • Session, user management, role-based permissions
  • Object-relational mapping (ORM)
  • Testing Framework
  • Fantastic Documentation
Of course, Django is stable. Most of the companies are using it.

Django can be broken into several components:

  • Models.py file: This file defines your data model by extending your single code line into full database tables and add a pre-built administration section to manage content.
  • Urls.py file: It uses a habitual expression to confine URL patterns for processing.
  • Views.py file: It is the main part of Django. The actual processing happens in view.

Installing using pip is the recommended way to install Django Framework. Below are the steps to install official release of Django with pip

  • Install pip.
  • Configure virtualenv and virtualenvwrapper
  • Once virtual environment is created and activated, enter the command pip install Django to install Django
In Django Context is a dictionary with variable names in the form of key and value like {varible1: 101, varible2: 102},when we pass this context to the template render method, {{ varible1 }} would be replaced with 101 and {{ varible2 }} with 102 in your template.
  • Auto-generated web admin is provided by Django to make website administration easy.
  • Pre-packaged API is also available for common user tasks.
  • Business logic can be separated from the HTML using this framework.
  • You can even divide the code modules into logical groups so as to make it flexible for changing.
  • Template system is being provided so as to define HTML template for your web page to avoid code duplication.
Django is a free and open source web application framework, written in Python. Django is named after Django Reinhardt, Jazz guitarist from the 1930s to early 1950s who is one of the best guitarists of all time. Django was mainly developed to handle the intensive design of the newsroom. You can even build high-quality web applications using this. It adheres to the DRY principle and focuses completely on automating as much as possible.