With 1z1-064 Updated Demo exam guide, you can perform the same computer operations as the real exam, completely taking you into the state of the actual exam, which will help you to predict the problems that may occur during the exam, and let you familiarize yourself with the exam operation in advance and avoid rushing during exams. 1z1-064 Updated Demo test questions have a mock examination system with a timing function, which provides you with the same examination environment as the real exam. Although some of the hard copy materials contain mock examination papers, they do not have the automatic timekeeping system. To those time-sensitive exam candidates, our high-efficient 1z1-064 Updated Demo study questions comprised of important news will be best help. To go with the changing neighborhood, we need to improve our efficiency of solving problems as well as the new contents of our 1z1-064 Updated Demo exam questions accordingly, so all points are highly fresh about in compliance with the syllabus of the exam. For we have engaged in this career for years and we are always trying our best to develope every detail of our 1z1-064 Updated Demo study quiz.
Oracle Database 1z1-064 No company in the field can surpass us.
With high-quality 1z1-064 - Oracle Database 12c: Performance Management and Tuning Updated Demo guide materials and flexible choices of learning mode, they would bring about the convenience and easiness for you. Because, after all, Latest 1z1-064 Exam Registration is a very important certified exam of Oracle. But Latest 1z1-064 Exam Registration exam is not so simple.
All time and energy you devoted to the 1z1-064 Updated Demo preparation quiz is worthwhile. With passing rate up to 98 percent and above, our 1z1-064 Updated Demo practice materials are highly recommended among exam candidates. So their validity and authority are unquestionable.
Oracle 1z1-064 Updated Demo - It's never too late to know it from now on.
Oracle 1z1-064 Updated Demo exam materials of Omgzlook is devoloped in accordance with the latest syllabus. At the same time, we also constantly upgrade our training materials. So our exam training materials is simulated with the practical exam. So that the pass rate of Omgzlook is very high. It is an undeniable fact. Through this we can know that Omgzlook Oracle 1z1-064 Updated Demo exam training materials can brought help to the candidates. And our price is absolutely reasonable and suitable for each of the candidates who participating in the IT certification exams.
To address this issue, our 1z1-064 Updated Demo actual exam offers three different versions for users to choose from. The PC version is the closest to the real test environment, which is an excellent choice for windows - equipped computers.
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
If you want to attend the exam, Omgzlook Oracle EMC D-XTR-DS-A-24 questions and answers can offer you convenience. Our Huawei H14-331_V1.0 study materials boost superior advantages and the service of our products is perfect. Now Oracle Cisco 300-615 certification test is very popular. I’m sure our 24-hour online service will not disappoint you as we offer our service 24/7 on our Oracle 1z0-071 study materials. So our IT technicians of Omgzlook take more efforts to study Huawei H28-155_V1.0 exam materials.
Updated: May 28, 2022