Courses from 1000+ universities
17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.
600 Free Google Certifications
Management
Cybersecurity
Artificial Intelligence
Comprendere la filosofia
Introduction to Engineering Mechanics
Mathematical Economics
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Discover 10 practical Azure Databricks applications through live demos, including VS Code integration, streaming with Event Hub, and Delta time travel, enhancing your data engineering skills.
Learn security and privacy design principles for cloud architectures, with practical implementation examples and best practices for integrating these crucial aspects into your solutions.
Optimize Azure SQL Database performance and availability for mission-critical applications. Learn best practices, configuration tips, and troubleshooting techniques to maximize cloud resources and achieve 99.995% uptime.
Learn to implement unit testing for T-SQL code, enhancing database quality. Discover tools and techniques for automated testing, test-driven design, and integrating tests into your development workflow.
Advanced techniques for effective data visualization, including accessibility design, data storytelling, and creating impactful reports and dashboards for diverse audiences.
Explore rapid data modeling and prototyping using Power BI Desktop. Learn to connect, cleanse, and model data from various sources, creating quick reports for project approval without licensing costs.
Discover how to implement source control in Business Intelligence environments, improving version management, tracking changes, and facilitating parallel development for databases, cubes, and reports.
Optimize SQL Server 2019 hardware selection for performance and cost-efficiency. Learn to evaluate workloads, choose processors, and navigate licensing changes to maximize database server capabilities.
Explore the pros and cons of containerizing SQL Server workloads, examining architectural differences, advantages, and challenges to help decide if containers are right for your production environment.
Explore data visualization ethics, examining how color and chart choices influence storytelling. Learn to create truthful, impactful visualizations while protecting your company's reputation.
Explore agile data warehouse modeling techniques beyond traditional norms. Learn to build flexible, auditable solutions adaptable to various industries, leveraging MDM and Azure for enhanced performance and data integration.
Learn to build and maintain an evergreen catalog of your SQL Server estate, enabling agile data governance. Discover best practices for data classification, protecting sensitive information, and ensuring compliance with privacy regulations.
Learn to design, query, and troubleshoot high-performance Cosmos DB solutions through hands-on labs covering partition design, SQL API querying, and request optimization techniques.
Streamline SQL Server and SSIS migration to Azure using ADF. Learn to provision SSIS-IR, run SSIS packages in ADF pipelines, and leverage DMA and DMS for efficient batch migrations.
Discover game-changing Excel tools for data-driven decisions. Learn multi-source import, rapid data shaping, portable formulas, and insightful reporting techniques to supercharge your spreadsheet skills.
Get personalized course recommendations, track subjects and courses with reminders, and more.