Django is an open-source and high-level python-based free web framework that follows MVT( Model View Template) architecture. The Django framework is maintained by Django Software Foundation(DSF) a US-based organization. Django is one of the most popular web frameworks that is used for designing websites.
Django Interview Questions and Answers
In this article, we are going to see 15+ Django interview questions and answers for freshers. These Django interview questions and answers are very important for beginners or freshers, to learn these questions follow this article. So let's start this article without wasting any time.
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Ans: Django is an open-source, free, and high-level web application framework that is written in Python programming. Django framework is maintained by a non-profit organization known as Django Software Foundation and the main goal of Django is to make web development easy and quick. With the help of Django, we can develop maintainable and secure websites easily and quickly. Django framework follows MVT( Model View Templates ) architecture.
Ans: Django follows MVT( Model View Template ) architecture which is based on MVC( Model View Controller ) architecture. The main difference between MVT and MVC architecture is that Django itself cares for the controller part. Django handles itself controller part so that it is different from MVC architecture.
MVT( Model View Template) architecture contains the following layers:
Model: The model describes the database schema and data structures. All database work is handled by models in Django like creating tables, creating fields, etc.
View: The view layer is a user interface that handles what a user sees on the web. The view retrieves data from the appropriate models and after that, it executes the data and it passes data to the template.
Template: The template layer is the collection of HTML files from where we handle how to show data to the users received from the view. In this layer, we do the formatting of data and show it on the web.
Controller: Controller is the heart of the system which handles requests and responses, loading and setting up a database connection.
Ans: The main difference between Django and Flask are given below:
Django built for large projects
Django provides built-in templates, admin, and ORM
Django does not support visual debugging
Bootstrapping-tool is built-in in Django
Flask built for small projects
You need to install templates, admin, and ORM in Flask
Flask supports visual debugging
In a flask, Bootstrapping tool is not available
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Ans: The most prominent features of Django Frameworks are:
Optimized for SEO
Object-relational mapping (ORM)
Admin Interface (CRUD)
Authentications, content administrations and RSS feeds
The session, role-based permissions, and user management
Ans: ORM stands for Object Relational Mapping, which is a programming technique to interact with the database in a more pythonic way. With the help of ORM, we can avoid writing raw queries and we can perform operations over the database without ever writing any SQL query. The advantage of using ORM is that it supports concurrency and cache management.