1. What is Client-Server Architecture? Explain with example. Client-Server Architecture is a computing model where multiple clients request services from a centralized server. Client: A user interface such as a web browser Server: A system that processes requests and returns responses Example: When you type a URL in your browser: The browser (client) sends a request to the server The […]
This post provides solutions to a set of important Django practical questions based on template rendering, loops, filters, URL parameters, template inheritance, static files, and form handling. These programs are useful for lab work, practical exams, assignments, and viva preparation. At the end, there is a set of 40 viva questions for discussion and self-practice. Contents Display the sum and […]
🎯 Objective To create a custom 500 error page for server-side errors. ❗ What is 500 Error? 500 error occurs when: Server crashes Code error occurs Internal server issue 📄 Step 1: Create Template templates/500.html <!DOCTYPE html><html><head> <title>Server Error</title></head><body> <h1>500 Error</h1> <p>Something went wrong. Please try again later.</p></body></html> ⚙️ Step 2: Configure Settings # settings.pyDEBUG = FalseALLOWED_HOSTS = [‘*’] 🔗 […]
🎯 Objective To create a custom 404 error page when a user visits a non-existing URL. ❗ What is 404 Error? 404 error occurs when: Page not found Invalid URL entered 📄 Step 1: Create Template Create file: templates/404.html <!DOCTYPE html><html><head> <title>Page Not Found</title></head><body> <h1>404 Error</h1> <p>Oops! Page not found.</p> <a href=”/”>Go to Home</a></body></html> ⚙️ Step 2: Configure Settings # […]
🎯 Objective To implement Create, Read, Update, Delete (CRUD) operations using Django Class-Based Views (CBVs) for better structure and code reusability. 📌 What are Class-Based Views? Class-Based Views (CBVs) are an alternative to function-based views. They provide: Reusable code Less duplication Built-in functionality for CRUD 📦 Step 1: Model (Student) # models.pyfrom django.db import modelsclass Student(models.Model): name = models.CharField(max_length=100) age […]
📌 Introduction After user registration, the next step is authentication: login logout restricting access to certain pages Django provides built-in functions for this: authenticate() login() logout() @login_required 🎯 Program Statement 👉 Implement login, logout, and protected page using authentication. 🧠 Concept This program uses: Django authentication system session management protected routes ⚙️ Step 1: Create Login Form 📁 File: forms.py […]
📌 Introduction Django provides a built-in User model for authentication.Using this model, we can create features like: user registration login logout password management In this program, we will create a registration page where a new user can sign up using: username email password confirm password This is a very important topic for real-world applications. 🎯 Program Statement 👉 Create a […]
📌 Introduction The Django admin panel can only be accessed by authorized users. 👉 For this, we create a superuser, who has: full permissions access to admin panel ability to perform all database operations 🎯 Program Statement 👉 Create a superuser and perform database operations through admin panel. 🧠 Concept This program involves: creating superuser logging into admin performing CRUD […]
📌 Introduction By default, Django admin shows very basic data. But in real applications, we need: multiple columns search functionality filters for quick navigation 👉 Django provides customization options in admin.py. 🎯 Program Statement 👉 Customize admin interface using list_display, search_fields, and filters. 🧠 Concept This program uses: ModelAdmin class list_display → show columns search_fields → search box list_filter → […]
📌 Introduction Django provides a powerful Admin Interface that allows you to: view records add new data update records delete records 👉 But for this, the model must be registered in admin.py. 🎯 Program Statement 👉 Register a model in Django admin and display records. 🧠 Concept This program uses: models.py → database structure admin.py → model registration Django admin […]