1. Spreadsheet Modelling and Analysis – Using formulas to calculate profit, sales projections, and break-even points in a financial model. 2. Data Visualization and Charting – Creating and formatting a chart to display sales projections and profitability trends. 3. Image Editing and Manipulation – Removing objects, recoloring, adding layers, and creating a composite scene using multiple images. 4. Animation Development – Creating an animated GIF of Earth′s orbit around the Sun with smooth transitions and looping functionality. 5. JavaScript Programming – Enhancing a webpage security test by modifying JavaScript code for form validation and access restrictions. 6. Web Development and Validation – Implementing error handling in JavaScript to limit incorrect login attempts and display appropriate messages.