Full Stack Web Development -2 — DU B. Voc – Software Development Previous Year Question Papers

(b) Explain the different types of Maven plugins. How do they assist in the build process? (7) 7. (a) What are some standard in-built packages in Node.js? Provide a brief explanation of any three. (b) Write the output for the following code (assume the Text.txt file contains: "This is a software development class"): (8) const fs = require('fs'); console. 10g( "Good Morning") console. 10g("Timer callback executed"); console. 10g("Set Immediate function Executed"); process.nexttick(()= { console. 1og("Process. NextTick is executed") console. 10g( "Good Morning all"); Y je of the Paper : Full Stack Web Development-2 Each question is of 5 marks. 1. (a) Describe Node.js and explain its role in web development. (5) (b) How does the fs module handle file reading? Explain the differences between fs.readFile() and fs.readFileSync(). (5) (c) Describe the process of request handling in a Node.js HTTP server with the help of a diagram. (d) What is the difference between local and global packages in Nodejs? (5) (e) What is the Project Object Model (POM)( . Maven? Describe its key elements and how is it used to manage Maven Projects? (5) (f) Describe the main features of the Express framework. (5) (a) How does Node.js handle incoming requests? Explain its working mechanism with the help of a diagram, including the concepts of the event queue, event loop, and thread Pool. (8) (b) What is the fs module in Nodejs? Write a c( r example demonstrating how to read and write files using the fs module. Q) (a) Explain the steps involved in setting up a basic web server using Express js. Include the corresponding code for handling GET requests to the root URL (/) and the /about URL. (8) (b) what are dynamic routes in Express.js? Provide a suitable code example to demonstrate them. (a) How do you integrate Node.j s with MongoDB? Exptain the process in detail, step by step. (7) (b) Explain how to perform CRUD operations in MongoDB using Node.js. Write code to perform the following tasks: (i) Create a new document in a collection. (ii) Read documents from the collection (iii) Update an existing document. (iv) Delete a document from the collection (a) Explain the differences between Git, GitHub, and Gitlab. Write their unique roles and provide examples of how each tool can be used in a software development workflow. (8) (b) Describe the core features of Jenkins and explain its advantages and disadvantages. (7) (a) Compare Virtual Machines (VMs) and Docker containers. Explain their differences in architecture, resource management, and performance, and discuss scenarios where each might be preferred'