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1Z0-064通過考試，1Z0-064考試內容 - Oracle 1Z0-064考題套裝 - Royalholidayclubbed
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Royalholidayclubbed的Oracle 1z0-064通過考試 認證考試的考試練習題和答案是由我們的專家團隊利用他們的豐富的知識和經驗研究出來的，能充分滿足參加Oracle 1z0-064通過考試 認證考試的考生的需求。你可能從相關的網站或書籍上也看到部分相關培訓材料，但是我們Royalholidayclubbed的Oracle 1z0-064通過考試 認證考試的相關資料是擁最全面的，可以給你最好的保障。參加Oracle 1z0-064通過考試 認證考試的考生請選擇Royalholidayclubbed為你提供的考試練習題和答案，因為它是你的最佳選擇。 一般如果你使用Royalholidayclubbed提供的針對性復習題，你可以100%通過Oracle 1z0-064通過考試 認證考試。快將Royalholidayclubbed加入你的購物車吧! 下一個IT行業的成功人士說不定就是你。 如果你參加Oracle 1z0-064通過考試認證考試，你選擇Royalholidayclubbed就是選擇成功！祝你好運。
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1z0-064 PDF DEMO:
QUESTION NO: 1
Which two statements are true about ADDM? (Choose two.)
A. It documents only those components and wait classes that are significantly impacting the performance of the database.
B. It first identifies the performance symptoms, and then refines them to reach the root cause with the singular aim of reducing the DB CPU metric.
C. It analyzes the performance of a database instance based on the time period covered by the most recent AWR snapshot, and generates recommendations based on hard-coded criteria.
D. It can analyze performance issues that occurred in past events provided they fall within the AWR retention period.
E. ADDM resource utilization and cost of analysis depends on the actual load on the database and the number of performance problems analyzed.
Answer: A,B
QUESTION NO: 2
Your database supports an OLTP system.
Examine the parameter values configured in your database:
The CUSTOMERS table contains 8,000 rows. The CUST_ID column is the primary key and the
COUNTRY_ID column contains only three possible values: 1111, 2222, and 3333.
You execute the commands:
SQL> EXECUTE DBMS_STATS.GATHER_TABLE_STATS('SH','CUSTOMERS');
PL/SQL procedure successfully completed.
SQL> CREATE INDEX COUNTRY_IDX ON CUSTOMERS (COUNTRY_ID);
Index created.
You then perform a series of INSERT, UPDATE, and DELETE operations on the table.
View the Exhibit to examine the query and its execution plan.
Which three options would improve the performance of the query? (Choose three.)
A. creating a histogram on the COUNTRY_ID column
B. creating a SQL profile
C. regathering statistics on the CUSTOMERS table
D. increasing the size of the PGA
E. creating a KEEP cache
F. creating a bitmap index on the COUNTRY_ID column
Answer: A,C,D
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 administering a database that supports an OLTP workload. The CURSOR_SHARING parameter is set to EXACT for the instance. The performance of queries issued by one of the modules has degraded. The queries executed by the module are almost identical in syntax. To investigate, you analyze the latest AWR report and find a large number of latch:shared pool wait events and also a high percentage of the hard parse elapsed time.
Which two can be reasons for this? (Choose two.)
A. The I/O performance is slow.
B. Excessive time is spent on finding cached cursors in the library cache.
C. The CURSOR_SHARING parameter is set to EXACT, which does not allow similar queries to share a cursor.
D. Bind variables are not used for similar queries, causing hard parses.
E. Repeated access to a small number of blocks.
Answer: D,E
QUESTION NO: 5
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
你還在為通過Oracle Juniper JN0-664認證考試難度大而煩惱嗎？你還在為了通過Oracle Juniper JN0-664認證考試廢寢忘食的努力復習嗎？想更快的通過Oracle Juniper JN0-664認證考試嗎？快快選擇我們Royalholidayclubbed吧！有了他可以迅速的完成你的夢想。 如果你正在尋找一個好的通過Oracle的The Open Group OGEA-103考試認證的學習網站，Royalholidayclubbed是最好的選擇，Royalholidayclubbed能給你帶來的將是掌握IT行業的尖端技能以及輕鬆通過Oracle的The Open Group OGEA-103考試認證，大家都知道這門考試是艱難的，想要通過它也不是機會渺小，但你可以適當的選擇適合自己的學習工具，選擇Royalholidayclubbed Oracle的The Open Group OGEA-103考試試題及答案，這個培訓資料不僅完整而且真實覆蓋面廣，它的測試題仿真度很高，這是通過眾多考試實踐得到的結果，如果你要通過Oracle的The Open Group OGEA-103考試，就選擇Royalholidayclubbed，絕對沒錯。 Oracle 1Z1-922 - 所以很多IT專業人士通過一些比較難的權威的IT認證考試來穩固自己，而我們Royalholidayclubbed是專門為參加IT認證考試的考生提供便利的。 我們Royalholidayclubbed Oracle的NVIDIA NCP-AIO考試培訓資料不僅為你節省能源和資源，還有時間很充裕，因為我們所做的一切，你可能需要幾個月來實現，所以你必須要做的是通過我們Royalholidayclubbed Oracle的NVIDIA NCP-AIO考試培訓資料，為了你自己，獲得此證書。 或許其他網站也提供Oracle Infoblox NIOS-DDI-Expert 認證考試的相關資料，但如果你相互比較你就會發現Royalholidayclubbed提供的資料是最全面，品質最高的，而且其他網站的大部分資料主要來源於Royalholidayclubbed。
Updated: May 28, 2022
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