According to the Google Books overview and Amazon listings , the guide provides deep dives into:
: While this guide remains a valuable learning tool, Oracle Database 12c Release 1 (12.1) reached its End of Life on July 31, 2022 , meaning it no longer receives official security updates or bug fixes. OCA: Oracle Database 12c Administrator Certifie...
: Specifically covers objectives for both the 1Z0-061 (SQL Fundamentals) and 1Z0-062 (Installation and Administration) exams. According to the Google Books overview and Amazon