Advanced Database Organization: Explored data modeling, normalization, indexing, and query optimization for efficient database systems.

Advanced Data Mining: Studied clustering, classification, and association rule mining for extracting insights from large datasets. 

Mobile Application Development (Android): Developed Android applications using Java, Android Studio, public APIs and database integration.

Software System Architecture: Learned software architecture principles, design patterns, and scalability techniques. 

Online Social Network Analysis: Analyzed online social networks using graph theory, network metrics, and sentiment analysis. 

Software Testing and Analysis: Implemented software testing methodologies, including manual testing and automated testing. 

Software Quality Management: Explored QA, QC, and continuous integration for ensuring high-quality software products.