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
SQL
Data Visualization
Graphic Design
Introduction to Indoor Air Quality
Greening the Economy: Sustainable Cities
Cryptography I
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Discover how to build, interpret, and evaluate decision tree models in R for classification and regression using real-world datasets like bank loans and diabetes outcomes.
Analyze company objectives and implement multi-channel campaigns using PESTLE, SWOT tools across Facebook, Twitter, LinkedIn, YouTube, Pinterest, Instagram through case studies.
Master ELK stack monitoring with Kibana dashboards and Python automation for system metrics, visualization, and automated reporting in DevOps environments.
Master persuasive communication, body language interpretation, and objection handling to build lasting client relationships and excel in sales environments.
Master advanced Octave programming for machine learning with hands-on data analysis, control structures, and time-series handling techniques.
Master GNU Octave for scientific computing with advanced matrix operations, 2D/3D plotting, scripting automation, and robust error handling techniques.
Master Octave for machine learning through hands-on matrix operations, data visualization, and statistical analysis. Build computational skills from installation to advanced applications.
Master comprehensive sales transformation through structural design, talent management, and technology-enabled systems for sustainable organizational excellence.
Discover frameworks like the 4E Agile Transformation Matrix to design customer-driven sales strategies, enhance team performance, and implement ROI-focused transformation processes.
Master Kibana to transform supermarket sales data into interactive dashboards and actionable business insights through hands-on visualization techniques.
Master equity research report writing through data analysis, logical structuring, and client-focused communication to create impactful financial reports.
Master linear regression and predictive modeling using SPSS through hands-on applications in engineering, energy, and finance for data-driven decision-making.
Master logistic regression in R through hands-on projects in healthcare and finance, from data preprocessing to model optimization using ROC curves and confusion matrices.
Master machine data analysis with Splunk fundamentals, from installation to advanced search commands, creating reports and visualizations for operational intelligence.
Master Windows data ingestion with Splunk through hands-on projects covering agentless inputs, HTTP Event Collector, PowerShell methods, parsing, timestamps, and data classification.
Get personalized course recommendations, track subjects and courses with reminders, and more.