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1Z0-064熱門認證 -最新1Z0-064題庫資訊 & Oracle Database 12C: Performance Management And Tuning - Royalholidayclubbed
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1z0-064 PDF DEMO:
QUESTION NO: 1
Enable adaptive thresholds to detect the workload patterns and set different threshold values as a percentage of the maximum value.
Which option represents the required steps in the correct order? (Choose the best answer.)
A. 4, 5, 7
B. 5, 1, 6, 8
C. 2, 4, 3
D. 5, 7
E. 3, 4, 8
Answer: B
8. Examine the partial Activity Over Time section of an Active Session History (ASH) report:
Which two inferences are correct? (Choose two.)
A. In the second time slot, 0.14% of the time was spent on the CPU.
B. In the second time slot, five different sampled sessions were using the CPU.
C. In the second time slot, out of the nine sampled sessions connected to the database instance, only one sampled session was idle at the time of report generation.
D. In the first time slot, five different sampled sessions were connected to the database instance.
E. In the first time slot, only one sampled session was using the CPU.
Answer: A,D
QUESTION NO: 2
Your database supports an OLTP workload during the day and batch processing at night. You want to monitor performance metrics to detect any degradation of performance in both types of workloads over a time period of 30 days.
Examine this list of possible steps:
1. Create a fixed baseline.
2. Create a baseline template.
3. Create a new moving window baseline.
4. Increase the retention period default value to 30 days.
5. Increase the size of the existing moving window baseline to 30 days.
6. Create warning and critical alerts for the relevant metrics.
7. Enable adaptive thresholds to detect the workload patterns and specify a high-significance-level threshold type.
QUESTION NO: 3
In which three scenarios would you recommend the use of the SQL Performance Analyzer?
A. to identify SQL statements whose performance may have regressed due to a hardware upgrade
B. to identify SQL statements in an application whose performance may have regressed due to migration from Oracle Database 11g to 12c
C. to analyze the impact of using bind variables for syntactically similar SQL statements
D. to analyze the impact of network and interconnect changes on database workload
E. to analyze the impact of new indexes and materialized views on the SQL statements executed by an application
F. to identify SQL statements that require SQL profiles
Answer: A,D,F
QUESTION NO: 4
You are administrating a database that supports an OLTP workload. A few users complain about the poor performance of some SQL statements. You notice that these SQL statements belong to different applications and conclude that there is no correlation between them. You create a SQL
Tuning Set (STS) containing these SQL statements.
What must you do to analyze and generate recommendations for the SQL statements in the STS?
A. Submit the STS as input to the SQL Access Advisor to generate recommendations for SQL profiles.
B. Submit the STS as input to the SQL Performance Analyzer to generate recommendations for creating indexes and materialized views.
C. Submit the STS as input to the SQL Tuning Advisor to generate recommendations for SQL plan baselines.
D. Submit the STS as input to the SQL Tuning Advisor to generate recommendations for indexes or
SQL profiles or both.
Answer: C
QUESTION NO: 5
In which three situations does DB time always increase? (Choose three.)
A. when I/O wait time increases for foreground processes
B. when more connections are made to a database instance
C. when CPU consumption by background processes increases
D. when the host is CPU bound for foreground processes
E. when wait time for data to be sent over a network increases
Answer: A,B,C
通過擁有技術含量的Oracle Huawei H20-692_V2.0認證資格，您可以使自己在一家新公司獲得不錯的工作機會，來提升你的IT技能，有一個更好的職業發展道路。 你可以先在網上免費下載Royalholidayclubbed提供的關於Oracle Amazon SAP-C02 認證考試的部分考試練習題和答案，作為嘗試來檢驗我們的品質。 當你選擇SAP C-S4CS-2502考試時有沒有選擇相關的考試課程？ Royalholidayclubbed為Oracle PECB ISO-IEC-42001-Lead-Auditor 認證考試準備的培訓包括Oracle PECB ISO-IEC-42001-Lead-Auditor認證考試的模擬測試題和當前考試題。 Royalholidayclubbed為你提供的測試資料不僅能幫你通過Oracle CompTIA PT0-003認證考試和鞏固你的專業知識，而且還能給你你提供一年的免費更新服務。
Updated: May 28, 2022
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