Microsoft Access is a relational database management system (RDBMS) used to create and manage databases, enabling users to store, organize, and analyze data efficiently through tables, queries, forms, and reports. 

• Tables - (RDMS, ODBC, and Jet) -Data Types, Referential Integrity, Normalization, Indexing, APIs.
• Queries - (Advanced SQL and T-SQL) – SELECT, UPDATE, DELETE, INSERT, CREATE, ALTER, etc.
• Forms (GUI), Reports (Data and Charts, etc.), Macros (prefer: VBA)
• VBA – Access Database Object (All of the above), DAO, ADO, ActiveX, COMM DLLs, etc.…