3.Which structure can span multiple data files?❑ A) a permanent tablespace❑ B) a bigfile tablespace❑ C) a temporary tablespace❑ D) a segment❑ E) an extent • Answer:ACD…

2.Which two are true about Optimizer Statistics? ❑ A) They do not persist across Instance restarts. ❑ B) They are automatically updated when DDL statements execute. ❑ C) They are gathered by the Manageability Monitor (MMON) background process. ❑ D) T…

[OCP|052]OCP最新题库解析(052)--小麦苗解答版 OCP最新题库解析历史连接(052):http://mp.weixin.qq.com/s/bUgn4-uciSndji_pUbLZfA ⊙ [OCP最新题库解析(052)--题3]Which two are true about external tables?⊙ [OCP最新题库解析(052)--题2]...is true about FAST_START_MTTR_TARGET⊙ [OCP最新题库解析(052)--题1]Whic…

5.Which two affect the time taken for instance recovery? A) size of redo logs B) size of UNDO tablespace C) FAST_START_MTTR_TARGET value D) size of archivelogs E) size of existing RMAN backupsets F) UNDO_RETENTION value Answer:AC…

38.Which three are true about the Automatic Database Diagnostic Monitor (ADDM)? A) Its findings are accessible only by using Oracle Enterprise Manager. B) It improves database performance by automatically implementing Oracle's best practices. C) It c…

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37.USER1 grants SELECT, INSERT, and UPDATE privileges on USER1. EMP to USER2. SYS executes this command: SQL> REVOKE UPDATE ON user1.emp FROM user1; What will be the outcome? A) It will succeed and only USER2 will be unable to perform SELECT,INSERT,…

4.For which requirement should you configure shared servers? A) accommodating an increasing number of users who run short-duration, infrequent queries in an OLTP environment with limited memory B) accommodating an increasing number of users who run a…

1..Which two are true about the Archive (ARCn) processes?❑ A) They automatically delete obsolete archive logs to makespace for new archive logs.❑ B) They are used during Instance recovery.❑ C) They archive redo directly from the redo log buffer.❑ D)…

35.Your database is using Automatic Memory Management. Which two SGA components must be managed manually? A) default buffer cache B) redo log buffer C) large pool D) shared pool E) keep buffer pool Answer:BE…

26.In which state can you back up a database in ARCHIVELOGMODE using RMAN? A. NOMOUNT, MOUNT, AND OPEN B. NOMOUNT AND MOUNT ONLY C. OPEN ONLY D. MOUNT AND OPEN ONLY E. OPEN RESTRICTED ONLY Correct Answer: D…

19.Which is true about invalid PL/SQL objects? A) They are automatically recompiled against the new definition of a referenced object at the same time as the referenced object is modified. B) They can be manually recompiled only by using SQL commands…

10.Which two are true about consistent database backups? A) They can only be taken when a RECOVERY CATALOG is used. B) They can only be taken if the database Is in ARCHIVELOG mode. C) They can only be taken If shutdown NORMAL, TRANSACTIONAL, or IMMED…

9.Which is true about the Automatic Diagnostic Repository (ADR)? A) It includes diagnostic data for critical errors for each server and background process. B) Its location is always set by the ORACLE_BASE variable. C) It is used only if the DIAGNOSTI…

33.Where Is backup metadata stored for use by Recovery Manager (RMAN)? A) In the control file B) In the SYSAUX tablespace C) in the SPFILE D) in the SYSTEM tablespace E) In the diagnostic destination flies Answer:A…

Administer ASM disk groupsBack up the recovery catalogConfigure backup settingsConfigure, Monitor Flashback Database and Perform Flashback Database operationsCreate a job, program, and scheduleCreate a multisection,compressed and encrypted backupCrea…

101.Identify two situations in which you can use Data Recovery Advisor for recovery. (Choose two.) A. The user has dropped an important table that needs to be recovered. B. The database files are corrupted when the database is open. C. You are not ab…

200.Which operation requires that you create an auxiliary instance manually before executing the operation? (Choose all that apply.) A. Backup-based database duplication. B. Active database duplication. C. Tablespace point-in-time recovery. D. No ope…

501.Note the output of the following query;SQL> SELECT flashback_archieve_name, status FROM dba_flashback_archieve;FLASHBACK_ARCHIEVE_NAME STATUSFLA1You executed the following command to enable Flashback Data Archive on the EXCHANGB_PATE table:ALTER…

401.Which of the following are correct about block media recovery? (Choose all that apply.)A. Physical and logical block corruption is recorded automatically in V$DATABASE_BLOCK_CORRUPTION.B. Logical corruptions are repairable by BMR.C. Physical corr…

327.You have a database with the following tablespaces: SYSTEM, SYSAUX, UNDO, USERS, TEMP.You want to"roll back" the data in the USERS tablespace to the way it looked yesterday. Whichtablespaces do you need to perform a point-in-time restore ope…

601.You need to perform a block media recovery on the tools01.dbf data file in the SALES database byusing Recovery Manager (RMAN).Which two are the prerequisites to perform this operation? (Choose two)A. You must configure block change tracking fileB…

27.Examine these facts about a database: 1. USERS is the database default tablespace. 2. USER1, USER2, AND USER3 have the CREATE SESSION privilege. 3. They also have UNLIMITED QUOTA on the default tablespace USERS. 4. They have no other privileges. E…

25.Which is true about logical and physical database structures? (Choose the best answer) A. An undo tablespace has a temp file instead of a data file. B. A segment can consist of extents of different sizes. C. A permanent tablespace can only contain…

14.Which command is used to display files that no longer conform to the backup retention policy? A) REPORT OBSOLETE B) SHOW DATAFILE BACKUP COPIES C) CROSSCHECK BACKUP D) LIST EXPIRED BACKUP Answer:A…

题目: Which three statements are true about Flashback Database? A. Flashback logs are written sequentially, and are archived. B. Flashback Database uses a restored control file to recover a database. C. The Oracle database automatically creates, delete…

题目: Examine this parameter: NAME                     TYPE          VALUE ------------------------ ------------- ---------------------------------- db_create_file_dest      string        /u01/app/ oracle/ oradata/prod/ Now examine this statement which…

The hr user executes the following query on the employees table but does not issue commit, rollback, or any data definition language (DDL) command after that: SQL> SELECT job FROM employees WHERE job='CLERK' FOR UPDATE OF empno; HR then opens a secon…

Examine the parameters for a database instance: NAME TYPE VALUE-------------------------------- -------------- ---------------temp_undo_enabled boolean TRUEundo_management string AUTOundo_retention integer 900undo_tablespace string UNDOTBSl Your data…

You configured the Fast Recovery Area (FRA) for your database. The database instance is in archivelog mode. The default location for the archived redo log files is the FRA.Which two files are removed automatically if space is required in the FRA as p…