Oracle 1z1-084 考試概覽:

認證廠商:	Oracle
考試名稱:	Oracle Database 19c: 效能管理與調校
考試代碼:	1Z0-084
實際考試題數:	50–60
考試費用:	245 美元（可能因地區而異）
及格分數:	約 60–68%（Oracle 及格分數因考卷版本而異）
支援語言:	English
相關認證:	Oracle Database Administrator Certified Professional Oracle Database 19c 效能管理 Oracle Database 19c 管理
證照有效期限:	無過期失效（自 2021 年起實施的 Oracle 認證政策）
考試時間:	120 分鐘
考試形式:	情境分析題, 單選題, 多選題
推薦課程:	Oracle Database 19c: 效能管理與調校 (Oracle University)
考試報名:	Pearson VUE Oracle 考試 Oracle 認證註冊
範例考題:	Oracle 1z1-084 範例考題
考試方式:	線上監考考試或 Pearson VUE 測試中心
必備條件:	建議：具備 Oracle Database 19c Administration 或同等 DBA 經驗
官方大綱網址:	https://education.oracle.com

Oracle 1z1-084 考試大綱：

主題	簡介
主題 1	Reducing the Cost of SQL Operations: This topic covers Shrinking Segments, Management of Chaining and Migration, and Configuration of Index and Table Performance Options. It also discusses configuration of table compression and diagnosis and tuning of space related issues.
主題 2	SQL Performance Management: This section focuses on the management of optimizer statistics, the use of the Optimizer Statistics Advisor, the leveraging of the SQL Access and SQL Tuning advisors to tune SQL statements, and the application of SQL Plan Management to improve SQL statement performance.
主題 3	Tuning the Shared Pool: It covers the tuning of the shared pool in the Oracle database, including diagnosing and resolving performance problems related to the shared pool, as well as managing and tuning the result cache.
主題 4	Identifying Problem SQL Statements: It focuses on the phases of SQL statement processing, usage of formatted output of SQL Trace, and assessment of Adaptive and Dynamic Execution plans. The topic also dives into the sub-topic which is related to Monitoring Automatic Reoptimization and SQL Plan Directives.
主題 5	Using Statspack: This topic focuses on configuration and installation of Statspack. It also explains how to use Statspack to diagnose problems.
主題 6	Using Metrics, Alerts and Baselines: Monitoring of performance by using metric thresholds and alerts is discussed. It also focuses on the usage of AWR baselines for the monitoring of performance.
主題 7	Influencing the Optimizer: It explains the influence of statistics and parameters of configuration.
主題 8	Performing Oracle Database Application Monitoring: It focuses on implementation of Real-Time Database Operation Monitoring. The topic also covers configuration and usage of services to monitor database Application performance.
主題 9	Using AWR-Based Tools: This topic is about diagnosing issues related to performance by using ADDM and ASH reports. It also dives into usage of Automated Maintenance Tasks for the management of Performance.
主題 10	Using Log and Trace Files to Monitor Performance: This topic covers the use of Alert Log to Monitor Performance. Moreover, it also discusses usage of Trace files to Monitor Performance.
主題 11	Using Real Application Testing: Usage of SQL Performance Analyzer to assess the impact of database changes is discussed in this topic. It also focuses on the usage of Database Replay to evaluate the impact of system change on performance.