Cognizant Digital Nurture 5.0 – Java FSE Upskilling Exercises Overview

This repository contains my solutions and practice exercises completed as part of the Cognizant Digital Nurture 5.0 (DN 5.0) Java Full Stack Engineer (Java FSE) Upskilling Program.

The objective of this upskilling program is to strengthen foundational and practical skills in modern web development and Java programming through hands-on exercises and self-paced learning.

Modules Covered Module 1 – Front-End Development HTML5 HTML5 Document Structure Navigation and Linking Forms and Validation Event Handling Multimedia Elements Local Storage & Session Storage Geolocation API Debugging using Chrome DevTools CSS3 CSS Inclusion Methods Selectors Colors and Backgrounds Typography Links and Lists Table Styling CSS Box Model Multi-Column Layouts Responsive Web Design Media Queries JavaScript JavaScript Basics Variables and Data Types Operators and Expressions Conditionals and Loops Functions and Closures Objects and Prototypes Arrays and Methods DOM Manipulation Event Handling Async JavaScript Promises and Async/Await ES6+ Features Forms and Validation Fetch API Debugging jQuery Fundamentals Bootstrap 5 Bootstrap Setup and Structure Responsive Grid System Flexbox Utilities Typography Forms Buttons Navigation Components Cards and Layouts Colors and Backgrounds Display Utilities Borders and Shadows Positioning Utilities Bootstrap Icons Bootstrap JavaScript Plugins Sass Customization Module 2 – ANSI SQL Using MySQL

Topics Covered:

SQL Fundamentals SELECT Queries WHERE Clause ORDER BY GROUP BY HAVING Clause Aggregate Functions Joins Subqueries INSERT, UPDATE, DELETE CREATE TABLE ALTER TABLE Constraints Indexes Module 3 – Core Java

Topics Covered:

Java Fundamentals Data Types and Variables Operators and Expressions Control Statements Methods Arrays and Strings Object-Oriented Programming Exception Handling Collections Framework Functional Programming Java I/O Multithreading Debugging Reactive Programming Java Modules Networking JDBC Java 17 & Java 21 Features Technologies Used HTML5 CSS3 JavaScript (ES6+) Bootstrap 5 MySQL Core Java Git & GitHub Repository Purpose

This repository serves as:

A record of my DN 5.0 Upskilling journey. A collection of completed exercises and practice solutions. A reference for revision and future learning. Evidence of hands-on implementation of concepts learned during the program. Reference Repository

Exercises and problem statements are based on the official Digital Nurture Java FSE Upskilling repository provided by Cognizant.

Reference: https://github.com/seshadrimr/Digital-Nurture-JavaFSE

Author

Vinayak Ojha

B.Tech Student | Java Full Stack Learner

Status

✅ HTML5 Exercises Completed

✅ CSS3 Exercises Completed

✅ JavaScript Exercises Completed

✅ Bootstrap 5 Exercises Completed

✅ SQL Exercises Completed

✅ Core Java Exercises Completed