We did not gain our high appraisal by our 1z1-064 Exam Prep exam practice for nothing and there is no question that our 1z1-064 Exam Prep practice materials will be your perfect choice. First, you can see the high hit rate on the website that can straightly proved our 1z1-064 Exam Prep study braindumps are famous all over the world. Secondly, you can free download the demos to check the quality, and you will be surprised to find we have a high pass rate as 98% to 100%. Our IT professionals written the latest 1z1-064 Exam Prep test questions based on the requirement of the certification center, as well as the study materials and test content. By using our online training, you may rest assured that you grasp the key points of 1z1-064 Exam Prep dumps torrent for the practice test. So you can choose the version of 1z1-064 Exam Prep training quiz according to your personal preference.
Oracle Database 1z1-064 Do not be afraid of making positive changes.
Unlike some irresponsible companies who churn out some 1z1-064 - Oracle Database 12c: Performance Management and Tuning Exam Prep study guide, we are looking forward to cooperate fervently. Omgzlook provide exam materials about 1z1-064 Valid Study Guide Book certification exam for you to consolidate learning opportunities. Omgzlook will provide all the latest and accurate exam practice questions and answers for the staff to participate in 1z1-064 Valid Study Guide Book certification exam.
As far as our 1z1-064 Exam Prep study guide is concerned, the PDF version brings you much convenience with regard to the following advantage. The PDF version of our 1z1-064 Exam Prep learning materials contain demo where a part of questions selected from the entire version of our 1z1-064 Exam Prep exam quiz is contained. In this way, you have a general understanding of our 1z1-064 Exam Prep actual prep exam, which must be beneficial for your choice of your suitable exam files.
Oracle 1z1-064 Exam Prep - Or you can choose to free update your exam dumps.
With the development of society, the 1z1-064 Exam Prep certificate in our career field becomes a necessity for developing the abilities. Passing the 1z1-064 Exam Prep and obtaining the certificate may be the fastest and most direct way to change your position and achieve your goal. And we are just right here to give you help. Being considered the most authentic brand in this career, our professional experts are making unremitting efforts to provide our customers the latest and valid {CertName} exam simulation.
After using our software, you will know that it is not too difficult to pass 1z1-064 Exam Prep exam. You will find some exam techniques about how to pass 1z1-064 Exam Prep exam from the exam materials and question-answer analysis provided by our Omgzlook.
1z1-064 PDF DEMO:
QUESTION NO: 1
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: 2
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: 3
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: 4
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: 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
But we can help all of these candidates on Oracle 1z1-071 study questions. SAP C_THR82_2405 - The promise of "no help, full refund" is the motivation of our team. So let our SASInstitute A00-215 practice guide to be your learning partner in the course of preparing for the exam, it will be a wise choice for you to choose our SASInstitute A00-215 study dumps. Huawei H13-511_V5.5 - Now you can have these precious materials. After nearly ten years' efforts, now our company have become the topnotch one in the field, therefore, if you want to pass the Adobe AD0-E207 exam as well as getting the related certification at a great ease, I strongly believe that the Adobe AD0-E207 study materials compiled by our company is your solid choice.
Updated: May 28, 2022