| Tool Landscape |
| Excel |
Versatile spreadsheet for ad-hoc analysis and small datasets |
| Power BI |
Microsoft BI suite for connecting, modelling, and visualising data |
| SQL Databases |
Relational stores queried with SQL for structured enterprise data |
| Python and R |
Programming languages for advanced statistics and data science |
| Cloud Data Platforms |
Azure, AWS, or GCP services hosting modern data warehouses |
| Choosing the Right Tool |
| Spreadsheet vs BI Trade-offs |
When to leave Excel for a dedicated BI or database platform |
| Tool Selection |
Matching tools to data volume, refresh frequency, and audience |
| Power BI Components |
Desktop, Service, Mobile, Gateway, and Report Server in one suite |