Are you worried about how to passs the terrible Oracle 1Z0-024 exam? Do not worry, With IT-Tests.com's Oracle 1Z0-024 exam training materials in hand, any IT certification exam will become very easy. IT-Tests.com's Oracle 1Z0-024 exam training materials is a pioneer in the Oracle 1Z0-024 exam certification preparation.
About the 1Z0-024 exam certification, reliability can not be ignored. 1Z0-024 exam training materials of IT-Tests.com are specially designed. It can maximize the efficiency of your work. We are the best worldwide materials provider about this exam.
Exam Code: 1Z0-024
Exam Name: Oracle (Performance Tuning)
Free One year updates to match real exam scenarios, 100% pass and refund Warranty.
Total Q&A: 92 Questions and Answers
Last Update: 2013-12-21
Never say you can not do it. This is my advice to everyone. Even if you think that you can not pass the demanding Oracle 1Z0-024 exam. You can find a quick and convenient training tool to help you. IT-Tests.com's Oracle 1Z0-024 exam training materials is a very good training materials. It can help you to pass the exam successfully. And its price is very reasonable, you will benefit from it. So do not say you can't. If you do not give up, the next second is hope. Quickly grab your hope, itis in the IT-Tests.com's Oracle 1Z0-024 exam training materials.
IT-Tests.com's Oracle 1Z0-024 exam training materials not only can save your energy and money, but also can save a lot of time for you. Because the things what our materials have done, you might need a few months to achieve. So what you have to do is use the IT-Tests.com Oracle 1Z0-024 exam training materials. And obtain this certificate for yourself. IT-Tests.com will help you to get the knowledge and experience that you need and will provide you with a detailed Oracle 1Z0-024 exam objective. So with it, you will pass the exam.
IT-Tests.com is a website which is able to speed up your passing the Oracle certification 1Z0-024 exams. Our Oracle certification 1Z0-024 exam question bank is produced by IT-Tests's experts's continuously research of outline and previous exam. When you are still struggling to prepare for passing the Oracle certification 1Z0-024 exams, please choose IT-Tests's latest Oracle certification 1Z0-024 exam question bank, and it will brings you a lot of help.
There are a lot of sites provide the Oracle 1Z0-024 exam certification and other training materials for you . IT-Tests.com is only website which can provide you Oracle 1Z0-024 exam certification with high quality. In the guidance and help of IT-Tests.com, you can through your Oracle 1Z0-024 exam the first time. The questions and the answer provided by IT-Tests.com are IT experts use their extensive knowledge and experience manufacturing out . It can help your future in the IT industry to the next level.
There are different ways to achieve the same purpose, and it's determined by what way you choose. A lot of people want to pass Oracle certification 1Z0-024 exam to let their job and life improve, but people participated in the Oracle certification 1Z0-024 exam all knew that Oracle certification 1Z0-024 exam is not very simple. In order to pass Oracle certification 1Z0-024 exam some people spend a lot of valuable time and effort to prepare, but did not succeed.
1Z0-024 (Performance Tuning) Free Demo Download: http://www.it-tests.com/1Z0-024.html
NO.1 What are two main OLTP requirements? (Choose two)
A. Use bind variables rather than literals in your SQL code.
B. Analyze your tables regularly to refresh optimizer statistics.
C. Create multiple small rollback segments as opposed to a few big ones.
D. Create indexes on all columns that are regularly used in query predicates.
E. Set up appropriate default storage parameter values for dynamic (implicit) space allocation.
Answer: B, C,
Oracle exam prep 1Z0-024 exam dumps 1Z0-024
NO.2 When a deadlock shutdown is detected by Oracle, where is the trace file generated?
A. SQL_TRACE
B. TRACE_DEST
C. USER_DUMP_DEST
D. CORE_DUMP_DEST
E. BACKGROUND_DUMP_DEST
Answer: C
Oracle original questions 1Z0-024 1Z0-024 1Z0-024
NO.3 For which reason would you query V$SYSSTAT?
A. Name of the sort segment.
B. Free space available for a sort segment.
C. Number of disk sorts performed since startup.
D. Number of users active on individual sort segments.
Answer: C
Oracle 1Z0-024 pdf 1Z0-024 1Z0-024 dumps 1Z0-024
NO.4 Which three statements about improving the performance of the database buffer cache by
creating multiple buffer pools are true? (Choose three)
A. One, two, or three pools may be defined.
B. There are at least 50 blocks per LRU latch for
each pool.
C. Each buffer pool is assigned latches taken from DB_BLOCK_LRU_LATCHES.
D. The size of the DEFAULT pool is obtained by adding all the pools to the value of the
DB_BLOCK_BUFFERS parameter.
Answer: A, B, C
Oracle 1Z0-024 study guide 1Z0-024 braindump 1Z0-024
NO.5 Which type of transaction should you assign to a specific large rollback segment?
A. Batch jobs that modify many rows.
B. Long running serializable transactions.
C. Long running reports, to avoid 'snapshot too old' errors.
D. Discrete transactions that modify many rows in the same block.
Answer: A
Oracle exam prep 1Z0-024 test 1Z0-024
NO.6 Which three types of statistics are reported in report.txt after running UTLESTAT SQL?
(Choose three)
A. Locking statistics.
B. Memory usage statistics.
C. Explain plan statistics.
D. Library cache statistics.
E. Buffer busy wait statistics.
F. Rollback contention statistics.
Answer: D, E, F
Oracle 1Z0-024 1Z0-024 test answers 1Z0-024 questions
NO.7 Which action could potentially cause checkpoints to take longer?
A. Increasing the number of redo log groups.
B. Increasing the size of rollback segments.
C. Decreasing the value of the REDO_LOG_BUFFERS parameter.
D. Increasing the value of the FATS_START_IO_TARGET parameter.
Answer: D
Oracle 1Z0-024 1Z0-024 questions
NO.8 Which statement could require a sort?
A. SELECT DISTINCT dept_ID FROM emp;
B. UPDATE emp SET salary=salary*1.1 WHERE id 7722;
C. SELECT emp_id, nameFROM emp WHERE emp-id = 7722;
D. SELECT emp_id, nameFROM emp WHERE emp-id = BETWEEN 7722 and 7100 ;
Answer: A
Oracle 1Z0-024 1Z0-024 1Z0-024
NO.9 In which two ways can you reduce the amount of sorting that is performed? (Choose two)
A. By using UNIONinstead of UNION ALL.
B. By using NOSORT when creating tables.
C. By using NOSORT when creating indexes.
D. By using COMPUTE instead of ESTIMATE when analysing objects.
E. By reducing the number of users that have the sort privilege.
F. By creating appropriate indexes on tables that are joined often.
Answer: C, F
Oracle study guide 1Z0-024 exam dumps 1Z0-024 exam
NO.10 Which two views can be sued to detect lock contention? (Choose two)
A. V$LOCK
B. V$LOCKED_OBJECT
C. V$LOCK_CONTENTION
Answer: A, B
Oracle exam simulations 1Z0-024 1Z0-024 1Z0-024
NO.11 If a willing-to-wait latch request is satisfied on the first attempt, which statistic gets
incremented?
A. GETS
B. SLEEPS
C. MISSES
D. IMMEDIATE_GETS
E. IMMEDIATE_ MISSES
F. IMMEDIATE_GETS
Answer: A
Oracle 1Z0-024 1Z0-024 1Z0-024 test answers 1Z0-024
NO.12 Which tablespace is used as the temporary tablespace if 'TEMPORARY TABLESPACE' is
not specified for a user?
A. TEMP
B. DATA
C. SYSTEM
D. ROLL-BACK
Answer: C
Oracle pdf 1Z0-024 exam 1Z0-024 exam prep 1Z0-024 1Z0-024 exam simulations
NO.13 The database includes tables with static data, which are used for queries only. To which
size should you set PCTFREE for this type of table?
A. 0
B. 50
C. 20
D. 10
Answer: A
Oracle certification training 1Z0-024 1Z0-024 exam simulations
NO.14 What will this statement do?
CREATE TABLESPACE temp
DATAFILE 'C:\database\temp.dbf' SIZE 10n
Temporary;
A. Create a tablespace that will be dropped on instance shutdown.
B. Create a tablespace in which the user can create segments for usage during sorts.
C. Create a tablespace in which oracle can create segments for usage during sorts.
D. Create a tablespace in which a user can create tables that will be automatically dropped after a
week
Answer: C
Oracle test 1Z0-024 exam 1Z0-024 certification 1Z0-024
NO.15 Which two statements about plan stability and stored outlines are true? (Choose two)
A. You can group outlines in categories.
B. You can only have one stored outline per SQL statement.
C. Plan stability works only when SQL statements match.
D. Stored outlines are saved in the data dictionary (SYS schema)
E. Stored outlines become invalid when you analyze the associated objects.
Answer: A, C
Oracle exam dumps 1Z0-024 1Z0-024 exam prep 1Z0-024 pdf
NO.16 When performing a sort operation, you notice that there are a large number of sorts
requiring I/O to the disk. Which parameter could be increased to allow more sorts to be
performed in memory?
A. SORT_AREA_SIZE
B. LARGE_POOL_SIZE
C. SORT_AREA_RETAINED_SIZE
D. SORT_MULTIBLOCK_READ_COUNT
Answer: A
Oracle exam simulations 1Z0-024 1Z0-024
NO.17 What does this statement do?
SQL>ANALYZE INDEX index_name VALIDITY STRUCTURE;
A. It places information into the INDEX_STATS view and allows for the monitoring of space
used by an index.
B. It provides information in the INDEX_HISTOGRAM view to indicate whether an index is
invalid or valid.
C. It provides information in the DBA_INDEXES view for the COST BASED Optimizer when
choosing an execution plan.
Answer: A
Oracle 1Z0-024 1Z0-024 questions
NO.18 Which dynamic view is most useful for determining the current number of blocks allocated
to a buffer pool?
A. V$CACHE
B. V$SESS_IO
C. V$SYSSTAT
D. V$BUFFER_POOL
Answer: D
Oracle test answers 1Z0-024 1Z0-024 test answers 1Z0-024 1Z0-024
NO.19 What is the least number of buffers an LRU latch must cover in the database buffer cache?
A. 5
B. 10
C. 30
D. 50
E. 100
Answer: D
Oracle pdf 1Z0-024 exam simulations 1Z0-024
NO.20 Which three statements about rebuilding indexes are true? (Choose three)
A. The ALTER INDEX REBUILD command is used to change the storage characteristics of an
index.
B. Using the ALTER INDEX REBUILD is usually faster than dropping and recreating an index
because it uses the fast full scan feature.
C. Oracle8i allows for the creation of an index or re-creation of an existing index while allowing
concurrent operations on the base table.
D. When building an index, the NOLOGGING and UNRECOVERABLE keywords can be used
concurrently to reduce the time it takes to rebuild.
Answer: A, B, C
Oracle practice test 1Z0-024 study guide 1Z0-024
IT-Tests.com offer the latest 648-385 Questions & Answers and high-quality 000-275 PDF Practice Test. Our CTAL-TM_Syll2012 VCE testing engine and VCAC510 study guide can help you pass the real exam. High-quality 70-684 Real Exam Questions can 100% guarantee you pass the exam faster and easier. Pass the exam to obtain certification is so simple.
Article Link: http://www.it-tests.com/1Z0-024.html
没有评论:
发表评论