As long as you follow with our 1z1-064 Test Collection File study guide, you are doomed to achieve your success. We have applied the latest technologies to the design of our 1z1-064 Test Collection File exam prep not only on the content but also on the displays. As a consequence you are able to keep pace with the changeable world and remain your advantages with our 1z1-064 Test Collection File training braindumps. Besides, we guarantee that the 1z1-064 Test Collection File exam questions of all our users can be answered by professional personal in the shortest time with our 1z1-064 Test Collection File study dumps. One more to mention, we can help you make full use of your sporadic time to absorb knowledge and information. 1z1-064 Test Collection File exam practice software allows you to practice on real 1z1-064 Test Collection File questions.
Oracle Database 1z1-064 It is your right time to make your mark.
Secondly, since our 1z1-064 - Oracle Database 12c: Performance Management and Tuning Test Collection File training quiz appeared on the market, seldom do we have the cases of customer information disclosure. Besides, without prolonged reparation you can pass the Latest 1z1-064 Exam Guide Materials exam within a week long. Everyone's life course is irrevocable, so missing the opportunity of this time will be a pity.
The questions of our 1z1-064 Test Collection File guide questions are related to the latest and basic knowledge. What’s more, our 1z1-064 Test Collection File learning materials are committed to grasp the most knowledgeable points with the fewest problems. So 20-30 hours of study is enough for you to deal with the exam.
Oracle 1z1-064 Test Collection File - They will mitigate your chance of losing.
Dear customers, you may think it is out of your league before such as winning the 1z1-064 Test Collection File exam practice is possible within a week or a 1z1-064 Test Collection File practice material could have passing rate over 98 percent. This time it will not be illusions for you anymore. You can learn some authentic knowledge with our high accuracy and efficiency 1z1-064 Test Collection File simulating questions and help you get authentic knowledge of the exam.
You can send us an email to ask questions at anytime, anywhere. For any questions you may have during the use of 1z1-064 Test Collection File exam questions, our customer service staff will be patient to help you to solve them.
1z1-064 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
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: 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
With our CompTIA 220-1101 study materials, all your agreeable outcomes are no longer dreams for you. Only 20-30 hours on our SAP C_DBADM_2404 learning guide are needed for the client to prepare for the test and it saves our client’s time and energy. Our APM APM-PFQ learning material was compiled from the wisdom and sweat of many industry experts. We can make sure that our NetSuite NetSuite-Financial-User study materials have the ability to help you solve your problem, and you will not be troubled by these questions above. The exercises and answers of our Pegasystems PEGACPLSA23V1 exam questions are designed by our experts to perfectly answer the puzzles you may encounter in preparing for the exam and save you valuable time.
Updated: May 28, 2022