Omgzlook is a professional website to specially provide training tools for IT certification exams and a good choice to help you pass 1z1-064 Reliable Test Questions Fee exam,too. Omgzlook provide exam materials about 1z1-064 Reliable Test Questions Fee 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 Reliable Test Questions Fee certification exam. The PDF version of our 1z1-064 Reliable Test Questions Fee learning materials contain demo where a part of questions selected from the entire version of our 1z1-064 Reliable Test Questions Fee exam quiz is contained. In this way, you have a general understanding of our 1z1-064 Reliable Test Questions Fee actual prep exam, which must be beneficial for your choice of your suitable exam files. Omgzlook's products are developed by a lot of experienced IT specialists using their wealth of knowledge and experience to do research for IT certification exams.
Oracle Database 1z1-064 This is really amazing.
Oracle Database 1z1-064 Reliable Test Questions Fee - Oracle Database 12c: Performance Management and Tuning And we will let you down. The website which provide exam information are surged in recent years. This may cause you clueless when you prepare the Oracle 1z1-064 Practice Exams exam.
The learning of our 1z1-064 Reliable Test Questions Fee study materials costs you little time and energy and we update them frequently. We can claim that you will be ready to write your exam after studying with our 1z1-064 Reliable Test Questions Fee exam guide for 20 to 30 hours. To understand our 1z1-064 Reliable Test Questions Fee learning questions in detail, just come and try!
Oracle 1z1-064 Reliable Test Questions Fee - In order to enhance your own, do it quickly.
Many people want to be the competent people which can excel in the job in some area and be skillful in applying the knowledge to the practical working in some industry. But the thing is not so easy for them they need many efforts to achieve their goals. Passing the test 1z1-064 Reliable Test Questions Fee certification can make them become that kind of people and if you are one of them buying our 1z1-064 Reliable Test Questions Fee study materials will help you pass the 1z1-064 Reliable Test Questions Fee test smoothly with few efforts needed.
Don't you believe in it? Omgzlook real questions and answers are the materials that it can help you get high marks and pass the certification exam. Please try it.
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
Saving the precious time users already so, also makes the IBM C1000-181 quiz torrent look more rich, powerful strengthened the practicability of the products, to meet the needs of more users, to make the IBM C1000-181 test prep stand out in many similar products. SAP C-SIGDA-2403 - Or you can choose to free update your exam dumps. SAP C-C4H320-34 - 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. Besides, to make you be rest assured of our dumps, we provide Microsoft MB-330 exam demo for you to free download. But we can help all of these candidates on Cisco 300-635 study questions.
Updated: May 28, 2022