オラクル1Z0-052
認定資格は、客観的に評価できる指標を提供します。オラクル1Z0-052認定資格は世界基準の認定資格で体系だった知識と経験を証明し、IT業界でのキャリアの取得機会を増やします。 1Z0-052認定を手に入るのは企業にとって有能な者の手に委ねることで、投資を保護できます。個人にとって専門的スキルをアピールでき、業界に認識されます。これから無料1Z0-052
問題集を提供します
2. Which two statements are true about the Automatic Workload Repository (AWR)? (Choose two.)
A.All AWR tables belong to the SYSTEM schema.
B.The AWR contains systemwide tracing and logging information.
C.The snapshots collected by the AWR are accessible through data dictionary views.
D.The snapshots collected by the AWR are used by self-tuning components in the database.
Answer: CD
3. While observing the index statistics, you find that an index is highly fragmented, thereby resulting in
poor database performance. Which option would you use to reduce fragmentation without affecting the
users who are currently using the index?
A.Validate the index structure using the ANALYZE...INDEX command.
B.Rebuild the index using the ALTER INDEX..REBUILD ONLINE command.
C.Change the block space utilization parameters using the ALTER INDEX command.
D.Deallocate the unused space in the index using the ALTER INDEX..DEALLOCATE UNUSED command.
Answer: B
4. Your test database is running in NOARCHIVELOG mode. Which statement is true regarding the type of
backups that can be performed on the database?
A.You can perform online whole database backups.
B.You can perform offline whole database backups.
C.You cannot perform schema-level export/import operations.
D.You can perform the backup of only the SYSTEM tablespace when the database is open.
Answer: B
6. Note the following points describing various utilities in Oracle Database 11g:
1: It enables the high-speed transfer of data from one database to another.
2: It provides a complete solution for the backup, restoration, and recovery needs of the entire database.
3: It enables the loading of data from an external file into an Oracle database.
4: It provides a tape backup management for the Oracle ecosystem.
Which point describes Oracle Secure Backup?
A.1
B.2
C.3
D.4
E.1, 2, and 4
F.1, 2, 3, and 4
Answer: D
7. You have issued a SHUTDOWN ABORT command to bring down your database instance. Consider
the steps that will be performed later when you open the database:
1: SGA is allocated.
2: Control file is read.
3: Redo log files are read.
4: Instance recovery is started.
5: Background processes are started.
6: Data files are checked for consistency.
7: Server parameter file or the initialization parameter file is read.
Which option has the correct order in which these steps occur?
A.7, 1, 5, 2, 3, 6, 4
B.1, 2, 3,7, 5, 6, 4
C.7, 1, 4, 5, 2, 3, 6
D.1, 7, 5, 4, 2, 3, 6
Answer: A
8. Observe the information in the columns:
1: The SGAa. Text and parsed forms of all SQL statements
2: The cursor stateb. Run-time memory values for the SQL statement, such as rows retrieved
3: User-session datac. Security and resource usage information
4: The stack spaced. Local variables for the process
Which option has the correct match between the memory areas and their contents?
A.1-c, 2-b, 3-d, 4-a
B.1-c, 2-b, 3-d, 4-a
C.1-a, 2-b, 3-c, 4-d
D.1-a, 2-b, 3-d, 4-c
Answer: C