Any equipment can be used if only they boost the browser. It boosts the functions to stimulate the exam, provide the time-limited exam and correct the mistakes online. There are no limits for the equipment and the amount of the using persons to learn our 1z1-064 Dumps exam materials. By virtue of our 1z1-064 Dumps practice materials, many customers get comfortable experiences of Whole Package of Services and of course passing the 1z1-064 Dumps study guide successfully. Our company conducts our business very well rather than unprincipled company which just cuts and pastes content from others and sell them to exam candidates.All candidate are desperately eager for useful 1z1-064 Dumps actual exam, our products help you and we are having an acute shortage of efficient 1z1-064 Dumps exam questions. In recent years, some changes are taking place in this line about the new points are being constantly tested in the 1z1-064 Dumps real exam.
Oracle Database 1z1-064 It costs both time and money.
Having been handling in this line for more than ten years, we can assure you that our 1z1-064 - Oracle Database 12c: Performance Management and Tuning Dumps study questions are of best quality and reasonable prices for your information. Besides, the pollster conducted surveys of public opinions of our 1z1-064 Associate Level Exam study engine and get desirable outcomes that more than 98 percent of exam candidates feel rewarding after using our 1z1-064 Associate Level Exam actual exam. And we enjoy their warm feedbacks to show and prove that we really did a good job in this career.
1z1-064 Dumps study engine is very attentive to provide a demo for all customers who concerned about our products, whose purpose is to allow customers to understand our product content before purchase. Many students suspect that if 1z1-064 Dumps learning material is really so magical? Does it really take only 20-30 hours to pass such a difficult certification exam successfully? It is no exaggeration to say that you will be able to successfully pass the exam with our 1z1-064 Dumps exam questions.
But our Oracle 1z1-064 Dumps exam questions have made it.
By browsing this website, all there versions of 1z1-064 Dumps training materials can be chosen according to your taste or preference. In addition, we provide free updates to users for one year long after your purchase. If the user finds anything unclear in the 1z1-064 Dumps exam questions exam, we will send email to fix it, and our team will answer all of your questions related to the 1z1-064 Dumps actual exam. So as long as you have any question, just contact us!
Every page is carefully arranged by our experts with clear layout and helpful knowledge to remember. Our 1z1-064 Dumps exam questions just focus on what is important and help you achieve your goal.
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
Among all substantial practice materials with similar themes, our Salesforce JavaScript-Developer-I practice materials win a majority of credibility for promising customers who are willing to make progress in this line. So our OMSB OMSB_OENpractice materials have great brand awareness in the market. The promotion or acceptance of our SAP C-C4H620-34 exam questions will be easy. Cisco 350-401 - The software boosts varied self-learning and self-assessment functions to check the results of the learning. Our HP HP2-I59 learning materials not only provide you with information, but also for you to develop the most suitable for your learning schedule, this is tailor-made for you, according to the timetable to study and review.
Updated: May 28, 2022