The Oracle Certified DBA Test Preparation Guide is designed around real practice exams covering every concept and technique Oracle expects DBAs to master. DBAs can take the tests -- then review comprehensive answers, explanations, and references supplied by two of the world's leading Oracle database professionals. It's the fastest, most effective way to assess skills, address weaknesses, and get certified! Coverage includes Oracle database system concepts and options, including Oracle architecture, instances, data dictionaries, database files, security, backup/recovery, startup/shutdown and much more. Detailed exam assistance covers SQL and PL/SQL, including data administration, modeling, physical database design, stored procedures, triggers, snapshots, and flow control; database administration principles and practices; Oracle 8/8i object-relational features, data warehousing, Internet computing enhancements, and much more. An invaluable resource for every Oracle DBA seeking (or planning to seek) certification.