OCP Performance Tuning And Diagnostics Practice Question
You observe a significant performance regression after a database upgrade. You suspect that the optimizer has chosen a suboptimal execution plan. Which component of SQL Plan Management should you use to ensure the database only uses known, verified execution plans?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
SQL Plan Baselines
SQL Plan Baselines are used to ensure that only verified execution plans are used for a specific SQL statement, protecting against performance regressions.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
SQL Plan Baselines
Why this is correct
SQL Plan Baselines explicitly control plan evolution to prevent undesirable changes.
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Optimizer Statistics Advisor
Why it's wrong here
This advisor identifies problems with optimizer statistics, not the enforcement of specific execution plans.
- ✗
SQL Tuning Sets
Why it's wrong here
SQL Tuning Sets are containers for SQL statements and metadata, not a mechanism to enforce plan usage.
- ✗
Automatic SQL Tuning Advisor
Why it's wrong here
This advisor recommends tuning actions but does not enforce execution plans.
About these practice questions
One of 312 original OCP practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Oracle exam blueprint
This OCP practice question is part of Courseiva's free Oracle certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the OCP exam.