About this practice test
8i DBA, 1Z0-025, 1Z0-025 Oracle8i: Performance Tuning
This practice test belongs to TestsWorld's Oracle certification track. Oracle's OCA, OCP, OCM and 1Z0-xxx exams validate skills across the Oracle Database engine, PL/SQL, Database Administration, RAC, Performance Tuning, Cloud Infrastructure (OCI) and Java. Oracle certifications remain a standard hiring signal for database engineers and Java developers.
What this practice test gives you
22 multiple-choice questions covering the subject area, served from a randomised order so each attempt feels fresh. Take the test at your own pace. Allowed time per attempt: 20 min. Pass mark: 70%.
Study tips. Combine MCQ practice with hands-on time in Oracle Database Express Edition (XE) or Oracle Cloud Always Free tier. Memorising syntax is not enough — practise running actual queries, transactions and admin tasks. Read every explanation, even on questions you got right.