Omgzlook Oracle 1z1-064 Reliable Exam Voucher exam information is proven. We can provide the questions based on extensive research and experience. Omgzlook has more than 10 years experience in IT certification 1z1-064 Reliable Exam Voucher exam training, including questions and answers. In fact, all of the three versions of the 1z1-064 Reliable Exam Voucher practice prep are outstanding. You will enjoy different learning interests under the guidance of the three versions of 1z1-064 Reliable Exam Voucher training guide. Omgzlook can give you a brighter future.
Oracle Database 1z1-064 With it you can secure your career.
In fact, our 1z1-064 - Oracle Database 12c: Performance Management and Tuning Reliable Exam Voucher exam questions have helped tens of thousands of our customers successfully achieve their certification. The curtain of life stage may be opened at any time, the key is that you are willing to show, or choose to avoid. Most of People who can seize the opportunityin front of them are successful.
And you can free download the demo s to check it out. You can use 1z1-064 Reliable Exam Voucher guide materials through a variety of electronic devices. At home, you can use the computer and outside you can also use the phone.
Oracle 1z1-064 Reliable Exam Voucher - You must use it before the deadline day.
Our 1z1-064 Reliable Exam Voucher exam braindumps are famous for its advantage of high efficiency and good quality which are carefully complied by the professionals. Our excellent professionals are furnishing exam candidates with highly effective 1z1-064 Reliable Exam Voucher study materials, you can even get the desirable outcomes within one week. By concluding quintessential points into 1z1-064 Reliable Exam Voucher actual exam, you can pass the exam with the least time while huge progress.
On the other hand, if you decide to use the online version of our 1z1-064 Reliable Exam Voucher study materials, you don’t need to worry about no network. Convenience of the online version of our 1z1-064 Reliable Exam Voucher study materials is mainly reflected in the following aspects: on the one hand, the online version is not limited to any equipment.
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
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: 4
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
QUESTION NO: 5
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
Come and buy our APMG-International AgilePM-Foundation study guide, you will be benefited from it. Also, we offer 1 year free updates to our SAP C-BW4H-2404 exam esteemed users; and these updates will be entitled to your account right from the date of purchase. More than 99% students who use our SAP C-S43-2023 exam material passed the exam and successfully obtained the relating certificate. It will allow you to assess your skills and you will be able to get a clear idea of your preparation for the real Oracle SAP C_S43_2023 exam. Microsoft MB-310 - Therefore, our study materials specifically introduce a mock examination function.
Updated: May 28, 2022