But they need a lot of time to participate in the certification exam training courses. This will not only lead to a waste of training costs, more importantly, the candidates wasted valuable time. Here, I recommend a good learning materials website. Each of us is dreaming of being the best, but only a few people take that crucial step. The key step is to work hard to make yourself better. You can enjoy the treatment of high-level white-collar, and you can carve out a new territory in the internation.
Oracle Database 1z1-064 It will help us to pass the exam successfully.
As long as you use 1z1-064 - Oracle Database 12c: Performance Management and Tuning Test Lab Questions learning materials and get a 1z1-064 - Oracle Database 12c: Performance Management and Tuning Test Lab Questions certificate, you will certainly be appreciated by the leaders. If you are an IT staff, it will be your indispensable training materials. Do not take your future betting on tomorrow.
The system of 1z1-064 Test Lab Questions test guide will keep track of your learning progress in the whole course. Therefore, you can have 100% confidence in our 1z1-064 Test Lab Questions exam guide. According to our overall evaluation and research, seldom do we have cases that customers fail the 1z1-064 Test Lab Questions exam after using our study materials.
Oracle 1z1-064 Test Lab Questions - Then, you need to upgrade and develop yourself.
Our 1z1-064 Test Lab Questions study braindumps are so popular in the market and among the candidates that is because that not only our 1z1-064 Test Lab Questions learning guide has high quality, but also our 1z1-064 Test Lab Questions practice quiz is priced reasonably, so we do not overcharge you at all. Meanwhile, our exam materials are demonstrably high effective to help you get the essence of the knowledge which was convoluted. As long as you study with our 1z1-064 Test Lab Questions exam questions for 20 to 30 hours, you will pass the exam for sure.
Whatever exam you choose to take, Omgzlook training dumps will be very helpful to you. Because all questions in the actual test are included in Omgzlook practice test dumps which provide you with the adequate explanation that let you understand these questions well.
1z1-064 PDF DEMO:
QUESTION NO: 1
Examine the partial AWR report taken for a time period of 60 minutes:
Which two inferences can you draw from this report? (Choose two.)
A. The CPUs are busy executing server processes and background processes for a considerable amount of CPU time.
B. The database user calls are spending most of their time waiting for sessions that are in more important consumer groups.
C. The database user calls are spending most of their time in I/O for single block reads.
D. The database user calls are issuing frequent explicit commits.
Answer: A,C
QUESTION NO: 2
Examine the command to change a parameter value from the default to 50:
SQL> ALTER SYSTEM SET OPTIMIZER_INDEX_COST_ADJ = 50;
What is the effect of changing the value of the parameter? (Choose the best answer.)
A. It influences the optimizer to use bitmap indexes as the estimated cost of conversion from bitmap to rowid is reduced.
B. It influences the optimizer to use indexes instead of full table scans as the estimated cost of using an index is reduced.
C. It influences the optimizer to always use fast full index scans as the estimated cost of using an index is reduced.
D. It influences the optimizer to use full table scans instead of index scans as the estimated cost of full table scan is reduced.
Answer: B
QUESTION NO: 3
Which two are prerequisites for running the I/O calibration tool? (Choose two.)
A. The database must be in MOUNT state.
B. The disks to be tested must be configured to use asynchronous I/O for data files.
C. The database should be opened in restricted mode.
D. The database instance must be started using an SPFIL
E. For determining latency time, the STATISTICS_LEVEL parameter must be set to TYPICAL or ALL.
Answer: A,D
QUESTION NO: 4
Examine the parameters set for your database instance:
You are administrating a database that supports a DSS workload. You make some changes to the sizes of memory components. Consequently, you receive this error:
Which three actions might resolve the issue?
A. pinning the cursors in the shared pool
B. setting the value of MEMORY_MAX_TARGET to the value of the SGA_MAX_SIZE parameter
C. enabling Automatic Memory Management for the database instance
D. increasing the size of the shared pool
E. setting the PGA_AGGREGATE_TARGET parameter to 0 and the MEMORY_TARGET parameter to the value of the PGA_AGGREGATE_TARGET parameter
F. enabling Automatic Shared Memory Management for the database instance
Answer: B,C,F
QUESTION NO: 5
In which three situations does DB time always increase? (Choose three.)
A. when I/O wait time increases for foreground processes
B. when more connections are made to a database instance
C. when CPU consumption by background processes increases
D. when the host is CPU bound for foreground processes
E. when wait time for data to be sent over a network increases
Answer: A,B,C
Moreover our EMC D-ZT-DS-23 test guides provide customers with supplement service-mock test, which can totally inspire them to study hard and check for defects during their learning process. Amazon SAA-C03-KR - The talent is everywhere in modern society. Due to the shortage of useful practice materials or being scanty for them, many candidates may choose the bad quality exam materials, but more and more candidates can choose our Network Appliance NS0-604 study materials. IBM C1000-180 - All questions that may appear in the exam are included in our exam dumps. Huawei H12-621_V1.0 - The most important part is that all contents were being sifted with diligent attention.
Updated: May 28, 2022