Oracle 인증 1Z0-024 덤프

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지금21세기 IT업계가 주목 받고 있는 시대에 그 경쟁 또한 상상할만하죠, 당연히 it업계 중Oracle 1Z0-024인증시험도 아주 인기가 많은 시험입니다. 응시자는 매일매일 많아지고 있으며, 패스하는 분들은 관련it업계에서 많은 지식과 내공을 지닌 분들뿐입니다.

여러분은Oracle 1Z0-024인증시험을 패스함으로 IT업계관련 직업을 찿고자하는 분들에게는 아주 큰 가산점이 될수 있으며, 성덩한 IT업계사업자와 한걸음 가까와 집니다.

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ITExamDump는 유일하게 여러분이 원하는Oracle인증1Z0-024시험관련자료를 해결해드릴 수 잇는 사이트입니다. 여러분이 다른 사이트에서도 관련덤프자료를 보셨을경우 페이지 아래를 보면 자료출처는 당연히 ITExamDump 일 것입니다. ITExamDump의 자료만의 제일 전면적이고 또 최신 업데이트일 것입니다.

시험 번호/코드: 1Z0-024
시험 이름: Oracle (Performance Tuning)
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Q&A: 92 문항
업데이트: 2013-12-18

Oracle인증 1Z0-024시험은 인기있는 IT자격증을 취득하는데 필요한 국제적으로 인정받는 시험과목입니다. Oracle인증 1Z0-024시험을 패스하려면 ITExamDump의Oracle인증 1Z0-024덤프로 시험준비공부를 하는게 제일 좋은 방법입니다. ITExamDump덤프는 IT전문가들이 최선을 다해 연구해낸 멋진 작품입니다. Oracle인증 1Z0-024덤프구매후 업데이트될시 업데이트버전을 무료서비스료 제공해드립니다.

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NO.1 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   1Z0-024인증

NO.2 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 pdf   1Z0-024   1Z0-024시험문제   1Z0-024인증

NO.3 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   1Z0-024자격증   1Z0-024   1Z0-024   1Z0-024자격증   1Z0-024

NO.4 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   1Z0-024인증   1Z0-024덤프   1Z0-024시험문제

NO.5 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   1Z0-024기출문제   1Z0-024최신덤프   1Z0-024덤프   1Z0-024

NO.6 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   1Z0-024   1Z0-024   1Z0-024자격증   1Z0-024자료

NO.7 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   1Z0-024   1Z0-024 dumps

NO.8 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   1Z0-024인증   1Z0-024

NO.9 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   1Z0-024인증   1Z0-024   1Z0-024

NO.10 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 pdf   1Z0-024 dump   1Z0-024   1Z0-024 dump

NO.11 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

Oracle인증   1Z0-024   1Z0-024자료   1Z0-024

NO.12 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

Oracle인증   1Z0-024   1Z0-024   1Z0-024

NO.13 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   1Z0-024자료   1Z0-024 dump   1Z0-024 dumps

NO.14 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 pdf   1Z0-024기출문제   1Z0-024시험문제

NO.15 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

Oracle최신덤프   1Z0-024   1Z0-024자격증

NO.16 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

Oracle덤프   1Z0-024   1Z0-024

NO.17 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

NO.18 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   1Z0-024   1Z0-024덤프   1Z0-024덤프   1Z0-024자격증

NO.19 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   1Z0-024 dumps   1Z0-024   1Z0-024덤프

NO.20 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 pdf   1Z0-024   1Z0-024   1Z0-024기출문제   1Z0-024

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