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Oracle 1Z0-084 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database 19c Performance and Tuning Management |
| Exam Number: | 1Z0-084 |
| Real Exam Qty: | 78 |
| Exam Duration: | 120 minutes |
| Exam Price: | USD $245 |
| Available Languages: | English |
| Exam Format: | Multiple Choice |
| Related Certifications: | Oracle Database 19c Administrator Certified Professional Oracle Database SQL Certified Associate |
| Certificate Validity Period: | Lifetime |
| Passing Score: | 66% |
| Recommended Training: | Oracle Database 19c: Performance Management and Tuning Training |
| Exam Registration: | Oracle University Registration |
| Sample Questions: |  |
| Exam Way: | Online proctored or onsite at authorized test centers |
| Pre Condition: | Recommended: Oracle Database SQL Certified Associate certification; solid knowledge of Oracle Database 19c architecture, SQL, PL/SQL, and basic administration experience |
| Official Syllabus URL: | https://education.oracle.com/pexam_1Z0-084 |
Oracle 1Z0-084 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Database Performance Monitoring | 25% | - Real-time monitoring and alerts - ASH and performance statistics - Using AWR and ADDM - Automated maintenance tasks |
| Topic 2: SQL Tuning and Optimization | 30% | - Managing optimizer statistics - Using SQL Tuning Advisor and SQL Access Advisor - Indexing and partitioning strategies - Execution plan analysis and optimization |
| Topic 3: Memory and I/O Management | 20% | - PGA and temporary space management - Diagnosing and resolving I/O bottlenecks - Tuning buffer cache and shared pool - Configuring Automatic Memory Management |
| Topic 4: Advanced Performance Features and Tools | 10% | - Big Table Caching and Flash Cache - In-Memory Column Store configuration and usage - Application performance monitoring and services - Result Cache management |
| Topic 5: Introduction to Performance Tuning | 15% | - Identifying performance problems - Understanding database architecture impact on performance - Performance tuning methodology |
1Z0-084 Exam: Your Questions, Answered
The Oracle Database 19c Performance and Tuning Management blueprint spans 5 domains — including SQL Tuning and Optimization (30%), Introduction to Performance Tuning (15%), Database Performance Monitoring (25%). Spend your hours where the percentages are; the full outline above lists every subtopic.
Yes:
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Recommended: Oracle Database SQL Certified Associate certification; solid knowledge of Oracle Database 19c architecture, SQL, PL/SQL, and basic administration experience Vendors adjust eligibility rules over time — verify the current requirements on the official page (official 1Z0-084 exam page) before registering.
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Yes — download the free Oracle Database 19c Performance and Tuning Management demo and inspect real questions before paying. Your purchase then stays valid for 365 days with free updates throughout, renewable afterward at 50% off.
The Oracle Database 19c Performance and Tuning Management is Oracle's official exam for the Oracle Certified Professional, Oracle Database 19c – Performance Management and Tuning certification, at the Professional level. It validates practical, job-relevant skills — which is why employers shortlist certified candidates. Related credentials include Oracle Database 19c Administrator Certified Professional, Oracle Database SQL Certified Associate.
Oracle Database 19c Performance and Tuning Management Sample Questions:
Database performance has degraded recently.
index range scan operations on index ix_sales_time_id are slower due to an increase in buffer gets on sales table blocks.
Examine these attributes displayed by querying DBA_TABLES:
Now, examine these attributes displayed by querying DBA_INDEXES:
Which action will reduce the excessive buffer gets?
- A. Partition index IX_SALES_TIME_ID using hash partitioning.
- B. Re-create index IX_SALES_TIME_ID using ADVANCED COMPRESSION.
- C. Re-create the SALES table sorted in order of index IX_SALES_TIME_ID.
- D. Re-create the SALES table using the columns in IX_SALES_TIME_ID as the hash partitioning key.
Correct Answer: B 🗳️
Explanation: Only visible for ExamTorrent members. You can sign-up / login (it's free).
Examine this statement and output:
Which three statements are true?
- A. Session 9857 is not waiting.
- B. Session 9822 will always stop waiting if the session that owns the TX enqueue issues a COMMIT statement as session 9822 is the first session in the transaction queue.
- C. Session 9857 waited 1354 seconds for another process, which was also waiting for a transaction to end.
- D. Session 8779 may be waiting for a user or application response.
- E. Session 8779 may be waiting due to a network problem.
- F. Both 9822 and 8779 sessions are waiting for operating system resources.
Correct Answer: B,D,E 🗳️
Explanation: Only visible for ExamTorrent members. You can sign-up / login (it's free).
Examine this AWR report excerpt:
You must reduce the impact of database I/O, without increasing buffer cache size and without modifying the SQL statements.
Which compression option satisfies this requirement?
- A. COLUMN STORE COMPRESS FOR QUERY HIGH
- B. ROW STORE COMPRESS ADVANCED
- C. MN STORE COMPRESS FOR QUERY LOW
- D. STORE COMPRESS
Correct Answer: A 🗳️
Explanation: Only visible for ExamTorrent members. You can sign-up / login (it's free).
Which procedure gathers statistics that are always used in the generation of any execution plan?
- A. DBMS_STATS.GATHER_DATABASE_STATS
- B. DBMS_STATS.GATHER_FIXED_ OBJECTS_STATS
- C. DBMS_STATS.GATHER_SYSTEM_STATS
- D. DBMS_STATS.GATHER_DICTIONARY_STATS
Correct Answer: A 🗳️
Explanation: Only visible for ExamTorrent members. You can sign-up / login (it's free).
Examine this code block, which executes successfully:
DBMS_SERVER_ALERT. SET_THRESHOLD (
DBMS_SERVER_ALERT.CPU_TIME_PER_CALL, DBMS_SERVER_ALERT. OPERATOR_GE, '8000', DBMS_SERVER_ALERT.OPERATOR_GE, '10000', 1, 2, 'inst1', DBMS_SERVER_ALERT.OBJECT_TYPE_SERVICE, 'main.regress.rdbms.dev.us.example.com') ;
What will happen?
- A. A critical alert will be issued when CPU time exceeds 2 minutes for each user call.
- B. A critical alert will be issued when CPU time exceeds 10000 microseconds for each user call.
- C. A warning alert will be issued when CPU time exceeds 1 minute for each user call.
- D. A warning alert will be issued only when CPU time exceeds 10000 microseconds for each user call.
Correct Answer: B 🗳️
Explanation: Only visible for ExamTorrent members. You can sign-up / login (it's free).
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