People's success lies in their good use of every change to self-improve. Our 1z1-064 Guide Files dumps torrent files will be the best resources for your real test. If you choose our products, we will choose efficient & high-passing preparation materials. You can free download part of Omgzlook's simulation test questions and answers about Oracle certification 1z1-064 Guide Files exam as a try. Through the proof of many IT professionals who have use Omgzlook's products, Omgzlook is very reliable for you. You will get 1z1-064 Guide Files latest study pdf all the time for preparation.
Oracle Database 1z1-064 You can download any time before purchasing.
To be sure, Omgzlook Oracle 1z1-064 - Oracle Database 12c: Performance Management and Tuning Guide Files exam materials can provide you with the most practical IT certification material. Trying to download the free demo in our website and check the accuracy of 1z1-064 Reliable Exam Answers test answers and questions. Getting certification will be easy for you with our materials.
Are you worried about how to passs the terrible Oracle 1z1-064 Guide Files exam? Do not worry, With Omgzlook's Oracle 1z1-064 Guide Files exam training materials in hand, any IT certification exam will become very easy. Omgzlook's Oracle 1z1-064 Guide Files exam training materials is a pioneer in the Oracle 1z1-064 Guide Files exam certification preparation.
Omgzlook Oracle 1z1-064 Guide Files braindump has a high hit rate.
Once you learn all 1z1-064 Guide Files questions and answers in the study guide, try Omgzlook's innovative testing engine for exam like 1z1-064 Guide Files practice tests. These tests are made on the pattern of the 1z1-064 Guide Files real exam and thus remain helpful not only for the purpose of revision but also to know the real exam scenario. To ensure excellent score in the exam, 1z1-064 Guide Files braindumps are the real feast for all exam candidates. They contain questions and answers on all the core points of your exam syllabus. Most of these questions are likely to appear in the 1z1-064 Guide Files real exam.
Wanting to upgrade yourself, are there plans to take Oracle 1z1-064 Guide Files exam? If you want to attend 1z1-064 Guide Files exam, what should you do to prepare for the exam? Maybe you have found the reference materials that suit you. And then are what materials your worthwhile option? Do you have chosen Omgzlook Oracle 1z1-064 Guide Files real questions and answers? If so, you don't need to worry about the problem that can't pass the exam.
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
Microsoft PL-300-KR - Besides, to fail while trying hard is no dishonor. We will try our best to help you pass SAP C_THR88_2405 exam successfully. It is quite convenient to study with our Esri EJSA_2024 study materials. It is possible for you to easily pass VMware 5V0-92.22 exam. Get our IBM C1000-137 certification actual exam and just make sure that you fully understand it and study every single question in it by heart.
Updated: May 28, 2022