We always strictly claim for our 1z1-064 Update study materials must be the latest version, to keep our study materials up to date, we constantly review and revise them to be at par with the latest Oracle syllabus for 1z1-064 Update exam. This feature has been enjoyed by over 80,000 takes whose choose our study materials. The one who choose our study materials that consider our website as the top preparation material seller for 1z1-064 Update study materials, and inevitable to carry all candidates the finest knowledge on exam syllabus contents. Don't worry about channels to the best 1z1-064 Update study materials so many exam candidates admire our generosity of offering help for them. Up to now, no one has ever challenged our leading position of this area. So we solemnly promise the users, our products make every effort to provide our users with the latest learning materials.
Oracle Database 1z1-064 Now IT industry is more and more competitive.
Just come to buy our 1z1-064 - Oracle Database 12c: Performance Management and Tuning Update learning guide and you will love it. If you are still struggling to prepare for passing 1z1-064 Valid Exam Fee certification exam, at this moment Omgzlook can help you solve problem. Omgzlook can provide you training materials with good quality to help you pass the exam, then you will become a good Oracle 1z1-064 Valid Exam Fee certification member.
Free demos are understandable and part of the 1z1-064 Update exam materials as well as the newest information for your practice. And because that our 1z1-064 Update study guide has three versions: the PDF, Software and APP online. So accordingly, we offer three versions of free demos for you to download.
Oracle 1z1-064 Update - Most companies think highly of this character.
Nowadays, our learning methods become more and more convenient. Advances in technology allow us to learn freely on mobile devices. However, we understand that some candidates are still more accustomed to the paper, so our 1z1-064 Update study materials provide customers with a variety of versions to facilitate your learning process: the PDF, Software and APP online. These three versions of our 1z1-064 Update practice engine can provide you study on all conditions. Come and buy our 1z1-064 Update exam guide!
We provide one year studying assist service and one year free updates downloading of Oracle 1z1-064 Update exam questions. If you fail exam we support to exchange and full refund.
1z1-064 PDF DEMO:
QUESTION NO: 1
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: 2
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: 3
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: 4
Your database supports an OLTP workload during the day and batch processing at night. You want to monitor performance metrics to detect any degradation of performance in both types of workloads over a time period of 30 days.
Examine this list of possible steps:
1. Create a fixed baseline.
2. Create a baseline template.
3. Create a new moving window baseline.
4. Increase the retention period default value to 30 days.
5. Increase the size of the existing moving window baseline to 30 days.
6. Create warning and critical alerts for the relevant metrics.
7. Enable adaptive thresholds to detect the workload patterns and specify a high-significance-level threshold type.
QUESTION NO: 5
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
And you can free download the demos of our PDMA NPDP learning guide on our website, it is easy, fast and convenient. Most IT workers prefer to choose our online test engine for their IBM C1000-168 exam prep because online version is more flexible and convenient. And all of the PDF version, online engine and windows software of the IBM C1000-181 study guide will be tested for many times. We guarantee that our EMC D-PEXE-IN-A-00 exam prep is cost-efficient and affordable for most candidates who want to get certification quickly in their first try. Through large numbers of practices, you will soon master the core knowledge of the MuleSoft MCD-Level-2 exam.
Updated: May 28, 2022