Build practical Oracle DBA 21c skills to design, manage, monitor, and secure enterprise databases. You’ll begin with Oracle Database architecture, including servers, memory structures, background processes, and core administration using SQL*Plus and administration tools. You’ll then manage database instances, execute startup and shutdown procedures, create databases, configure password file authentication, and use the Data Dictionary and dynamic performance views to monitor activity.

Oracle DBA 21c: Design, Manage & Secure Databases

Oracle DBA 21c: Design, Manage & Secure Databases
This course is part of Oracle DBA 21c: Master Database Administration Specialization

Instructor: EDUCBA
What you'll learn
Manage Oracle database instances, startup and shutdown modes, authentication, and performance monitoring.
Configure tablespaces, datafiles, redo logs, undo data, indexes, and constraints for reliable database operations.
Apply Oracle security controls and evaluate blockchain tables, flashback technologies, and automatic indexing.
Skills you'll gain
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Reviewed on May 14, 2026
Core DBA concepts such as database architecture, users, roles, and storage management are explained clearly.
Reviewed on Feb 25, 2026
This course is great for improving skills and knowledge.
Reviewed on Mar 2, 2026
The video lectures were high quality with clear audio and visuals. The instructor explained concepts in a very engaging way.




