For a long time, high quality is our 1z1-064 Free exam questions constantly attract students to participate in the use of important factors, only the guarantee of high quality, to provide students with a better teaching method, and at the same time the 1z1-064 Free practice quiz brings more outstanding teaching effect. Our high-quality 1z1-064 Free} learning guide help the students know how to choose suitable for their own learning method, our 1z1-064 Free study materials are a very good option. More importantly, it is evident to all that the 1z1-064 Free training materials from our company have a high quality, and we can make sure that the quality of our products will be higher than other study materials in the market. If you want to pass the 1z1-064 Free exam and get the related certification in the shortest time, choosing the 1z1-064 Free training materials from our company will be in the best interests of all people. All the preparation material reflects latest updates in 1z1-064 Free certification exam pattern.
Oracle Database 1z1-064 We can provide you with a free trial version.
The moment you money has been transferred to our account, and our system will send our 1z1-064 - Oracle Database 12c: Performance Management and Tuning Freetraining dumps to your mail boxes so that you can download 1z1-064 - Oracle Database 12c: Performance Management and Tuning Free exam questions directly. Finally, you will pass the exam and get a Oracle certification. Using our products does not take you too much time but you can get a very high rate of return.
1z1-064 Free practice dumps offers you more than 99% pass guarantee, which means that if you study our 1z1-064 Free learning guide by heart and take our suggestion into consideration, you will absolutely get the certificate and achieve your goal. Meanwhile, if you want to keep studying this course , you can still enjoy the well-rounded services by 1z1-064 Free test prep, our after-sale services can update your existing 1z1-064 Free study quiz within a year and a discount more than one year.
Our Oracle 1z1-064 Free exam materials can help you realize it.
Briefly speaking, our 1z1-064 Free training guide gives priority to the quality and service and will bring the clients the brand new experiences and comfortable feelings. For we have engaged in this career for years and we are always trying our best to develope every detail of our 1z1-064 Free study quiz. With our 1z1-064 Free exam questions, you will find the exam is just a piece of cake. What are you still hesitating for? Hurry to buy our 1z1-064 Free learning engine now!
Every page and every points of knowledge have been written from professional experts who are proficient in this line and are being accounting for this line over ten years. And they know every detail about our 1z1-064 Free learning prep and can help you pass the exam for sure.
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
In order to promise the high quality of our IBM C1000-184 exam questions, our company has outstanding technical staff, and has perfect service system after sale. We can claim that once you study with our Snowflake ARA-R01 exam questions for 20 to 30 hours, then you will be albe to pass the exam with confidence. If you decide to buy our Cisco 350-401 study questions, you can get the chance that you will pass your Cisco 350-401 exam and get the certification successfully in a short time. We also have free demo of Network Appliance NS0-304 training guide as freebies for your reference to make your purchase more effective. And you can click all three formats of our VMware 2V0-33.22PSE exam dumps to see.
Updated: May 28, 2022