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 2025 Interview Questions Programming Languages Cover: PHP (Laravel, Codeignitor, CakePHP), JS, Python, Dot Net,  Database Cover: MongoDB, Postgres Sql, MySQL,  Stack Cover: MERN Stack, MEAN Stack, PHP Full Stack Architechture: MVC Testing: Playwright,  Tools: Npm, Wget, Nikto, Burp Suite etc.    Short Ques and Ans for Interview Ques: 1. What is MongoDB? 2. Difference between MongoDB and PostgresSQL 3. Difference between Node.js and Next.js 4. What is nodemon 5. Which one is better angular or react, why? 6. React and React.JS what's the difference 7. Difference between NPM and NPX? 8. EXPRESS.JS what is it? 9.  

  BACKEND MACHINE TEST F.M: 50 TIME: 1 HR 30 MIN Question: 1 You have a develop API with CRUD OPERATION and test that API using POSTMAN TOOL: NOTE: CREATE A NEW APP FOR THE API CREATION AND INSTALL THE DEPENDENCY REQUIRED FOR API CREATION. NOTE THE BELOW POINTS:  CREATE A MODAL SCHEMA FOR RAILINFO :  Fields :  { _id:’’ , train_no:’’ , train_name:’’ , src_station:’’,dest_station:’’,platform_no:’’,dep_time:’’,arr_time:’’}  CREATE THE CONTROLLER FOR THE BELOW OPERATIONS ON API :  FETCH ALL TRAIN INFO  FIND SPECIFIC TRAIN INFO based on src_station , dest_station  INSERT TRAIN INFO  UPDATE TRAIN INFO based on train_no  DELETE TRAIN INFO based on train _id  CREATE THE PROPER ROUTING FOR API.  TEST EACH ENDPOINTS USING POSTMAN and provide the screenshots Attached.  Task Overview: You need to develop an API that supports CRUD operations (Create, Read, Update, Delete) for train information. The API will be tested using the Postman tool. The steps below will guide you through...

 Running tests in Laravel is done using the `php artisan test` command. Laravel provides a robust testing suite that allows you to write and run tests for your application. Here's how to do it: ### 1. Creating a Test To create a new test, you can use the `make:test` command: ```bash php artisan make:test BookTest ``` This will create a test file in the `tests/Feature` directory by default. If you want to create a unit test instead, you can use: ```bash php artisan make:test BookTest --unit ``` ### 2. Writing a Test Let's say you want to write a test for creating a book. Open the test file (e.g., `tests/Feature/BookTest.php`) and write your test methods. Here’s an example of what a simple test might look like: ```php <?php namespace Tests\Feature; use App\Models\Book; use App\Models\User; use Illuminate\Foundation\Testing\RefreshDatabase; use Tests\TestCase; class BookTest extends TestCase {     use RefreshDatabase;     public function test_user_can_create_a_b...

 Sure, let's cover how to use Laravel sessions to store success and error messages and display them in Blade templates, as well as how to store the user ID in the session.            // Store the authenticated user's ID in the session...            session(['user_id' => Auth::id()]);            // Retrieve the user ID from the session...            $userId = session('user_id');  Step 2: Using Sessions for Success and Error Messages # Instructions: 1. Setting Up Controller Methods with Success/Error Messages:    In your `BookController`, add session flash messages in the store, update, and destroy methods:    ```php    namespace App\Http\Controllers;    use App\Models\Book;    use Illuminate\Http\Request;    class BookController extends Controller    {        public fu...

 To create a Laravel project with various relationships (one-to-one, one-to-many, hasManyThrough, belongsTo, and many-to-many), we can create a simple scenario involving `User`, `Profile`, `Post`, `Comment`, and `Role` models. ### Step 1: Create a New Laravel Project If you haven't already, create a new Laravel project: ```bash composer create-project --prefer-dist laravel/laravel RelationshipDemo cd RelationshipDemo ``` ### Step 2: Set Up the Models and Migrations We'll create the following models and migrations: 1. **User**: Has a one-to-one relationship with `Profile`, one-to-many with `Post`, and a many-to-many relationship with `Role`. 2. **Profile**: Belongs to `User`. 3. **Post**: Belongs to `User` and has many `Comment`s. 4. **Comment**: Belongs to `Post`. 5. **Role**: Belongs to many `User`s. Run the following commands to create the models and migrations: ```bash php artisan make:model User -m php artisan make:model Profile -m php artisan make:model Post -m php artisan...

 Uploading images in a Laravel application is a common task. Here's a step-by-step guide to implementing image upload functionality using Laravel: ### Step 1: Set Up the Form for Image Upload First, create a form in your Blade template to allow users to upload an image. ```blade <!-- resources/views/upload.blade.php --> <!DOCTYPE html> <html lang="en"> <head>     <meta charset="UTF-8">     <meta name="viewport" content="width=device-width, initial-scale=1.0">     <title>Image Upload</title> </head> <body>     <h1>Upload an Image</h1>          <form action="{{ route('image.upload') }}" method="POST" enctype="multipart/form-data">         @csrf         <div>             <label for="image">Choose an image:</label>             ...

 books/index.php <!-- resources/views/books/index.blade.php --> <x-app-layout>     <div class="container mx-auto p-4">         <div class="flex justify-between items-center mb-4">             <h1 class="text-2xl font-bold">Books</h1>             <!-- Search Form -->             <form method="GET" action="{{ route('books.index') }}" class="flex items-center space-x-2">                 <input type="text" name="search" value="{{ request('search') }}" placeholder="Search by title or author" class="px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm">                 <button type="submit" class="bg-blue-500 text-white px-4 py-2 rounded">Search</button...

 Laravel and PHP Based Interview Questions That Mostly Asked 1. Union and Union All:    - Union: Combines the result sets of two or more SELECT queries and removes duplicates.    - Union All: Combines the result sets of two or more SELECT queries without removing duplicates. 2. Git Rename:    - To rename a file in Git, use the command: `git mv old_filename new_filename`. This stages the change, and you need to commit it with `git commit`. 3. What is .env? How to Protect?:    - .env: A file used to store environment variables in a key-value format. It is typically used to store sensitive information like API keys, database credentials, etc.    - Protection: Ensure the `.env` file is listed in `.gitignore` so it is not committed to version control. You can also set file permissions to restrict access. 4. What is .gitignore?:    - A `.gitignore` file specifies which files or directories Git should ignore and not track. Common...