擁有Oracle 1z0-064考試心得認證考試證書可以幫助在IT領域找工作的人獲得更好的就業機會，也將會為成功的IT事業做好鋪墊。 在取得您第一個1z0-064考試心得認證后，您還可以參加其它的IT認證考試，Shobhadoshi的考古題能幫助獲得更多的成功。我們擁有超多十年的IT認證經驗，在我們的支援下，您可以順利的Oracle 1z0-064考試心得考試。 所以很多IT人才會選擇參加相關的IT認證考試來提高自己在IT行業中的地位。

Oracle Database 1z0-064 這樣可以給你最大的方便。

因為我們Shobhadoshi提供給你配置最優質的類比Oracle的1z0-064 - Oracle Database 12c: Performance Management and Tuning考試心得的考試考古題，將你一步一步帶入考試準備之中，我們Shobhadoshi提供我們的保證，我們Shobhadoshi Oracle的1z0-064 - Oracle Database 12c: Performance Management and Tuning考試心得的考試試題及答案保證你成功。 或者你也可以選擇為你免費更新考試考古題。有了這樣的保障，實在沒有必要擔心了。

來吧，讓暴風雨來得更猛烈些吧！那些想通過IT認證的考生面臨那些考前準備將束手無策，但是又不得不準備，從而形成了那種急躁不安的心理狀態。不過，自從有了Shobhadoshi Oracle的1z0-064考試心得考試認證培訓資料，那種心態將消失的無蹤無影，因為有了Shobhadoshi Oracle的1z0-064考試心得考試認證培訓資料，他們可以信心百倍，不用擔心任何考不過的風險，當然也可以輕鬆自如的面對考試了，這不僅是心理上的幫助，更重要的是通過考試獲得認證，幫助他們拼一個美好的明天。

Oracle 1z0-064考試心得 - 取得這個資格可以讓你在找工作的時候得到一份助力。

IT行業中很多雄心勃勃的專業人士為了在IT行業中能更上一層樓，離IT頂峰更近一步，都會選擇Oracle 1z0-064考試心得這個難度較高的認證考試來獲取通認證證書從而獲得行業認可。Oracle 1z0-064考試心得 的難度比較高所以通過率也比較低。但是報名參加Oracle 1z0-064考試心得 認證考試是個明智的選擇，因為在如今競爭激烈的IT行業應該要不斷的提升自己。但是您可以選擇很多方式幫你通過考試。

只要你認真學習了Shobhadoshi的考古題，你就可以輕鬆地通過你想要參加的考試。不管你參加IT認證的哪個考試，Shobhadoshi的參考資料都可以給你很大的幫助。

1z0-064 PDF DEMO:

QUESTION NO: 1
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: 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
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: 4
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: 5
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

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Updated: May 28, 2022