摘要：
Which statements are true regarding table compression? (Choose all that apply.)A. It saves disk space and reduces memory usage.B. It saves disk space 阅读全文
posted @ 2017-11-16 17:08
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Examine the following values of the initialization parameters in the database having the SID ORCL:BACKGROUND_DUMP_DEST=/u01/app/oracle/product/11.1.0/ 阅读全文
posted @ 2017-11-16 17:06
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Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backu 阅读全文
posted @ 2017-11-16 17:04
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摘要：
You want to enable resumable space allocation at the instance level. Which two actions would enable resumable space allocation at the instance level? 阅读全文
posted @ 2017-11-16 17:00
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You want to disable resumable space allocation for all sessions.Which value should be assigned to the RESUMABLE_TIMEOUT parameter to disable resumable 阅读全文
posted @ 2017-11-16 16:59
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You discover that your Recycle Bin contains two tables with the same name, MY_TABLE. You alsohave a table named MY_TABLE in your schema. You execute t 阅读全文
posted @ 2017-11-16 16:57
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摘要：
You want to use RMAN to create compressed backups.Which statement is true about the compression algorithms that RMAN can use?A. The BZIP2 compression 阅读全文
posted @ 2017-11-16 16:56
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Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backup and specify the KEEP clause.Which components are bac 阅读全文
posted @ 2017-11-16 16:54
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You enable block change tracking. You issue the following command:BACKUP INCREMENTAL LEVEL 0 DATABASE;The next day, you issue the following command:BA 阅读全文
posted @ 2017-11-16 16:51
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You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transfer 阅读全文
posted @ 2017-11-16 16:46
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You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is p 阅读全文
posted @ 2017-11-16 16:45
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摘要：
Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?A. a cumulative level 1 backupB. a different 阅读全文
posted @ 2017-11-16 16:36
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Which statement about using RMAN stored scripts is true?A. To create and execute an RMAN stored script, you must use a recovery catalog.B. When execut 阅读全文
posted @ 2017-11-16 16:34
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摘要：
You have enabled resumable space allocation in your database by setting theRESUMABLE_TIMEOUT parameter set to a nonzero value.Which three statements a 阅读全文
posted @ 2017-11-16 16:31
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Which statement about recovering from the loss of a redo log group is true?A. If the lost redo log group is ACTIVE, you should first attempt to clear 阅读全文
posted @ 2017-11-16 16:27
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Your database is in ARCHIVELOG mode. You have two online redo log groups, each of which contains one redo member. When you attempt to start the databa 阅读全文
posted @ 2017-11-16 16:25
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摘要：
You are tuning RMAN to optimize performance. You want tape I/O to be asynchronous when youperform tape backups. Which action should you take?A. Set th 阅读全文
posted @ 2017-11-16 16:20
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Examine the exhibit to view the parameters set in your parameter file. (Click the Exhibit(s) button.) You restart the instance.To what value will the 阅读全文
posted @ 2017-11-16 16:15
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You specify a nonzero value for the MEMORY_TARGET initialization parameter, but do not set thePGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You r 阅读全文
posted @ 2017-11-16 16:05
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摘要：
Which background process of a database instance, using Automatic Storage Management (ASM), connects as a foreground process into the ASM instance?A. A 阅读全文
posted @ 2017-11-16 16:01
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摘要：
You perform a backup using the following BACKUP command:RMAN> BACKUP AS COMPRESSED BACKUPSET DATABASE;Which statement is true of this command?A. A dif 阅读全文
posted @ 2017-11-16 15:58
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摘要：
You issue the following command on the RMAN prompt.REPORT NEED BACKUP DAYS 5;Which statement is true about executing this command?A. It will display a 阅读全文
posted @ 2017-11-16 15:57
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You have enabled backup optimization in RMAN. You issue the following RMAN command toconfigure a redundancy-based retention policy:CONFIGURE RETENTION 阅读全文
posted @ 2017-11-16 15:55
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Which three components does the Scheduler use for managing tasks within the Oracle environment?(Choose three.)A. a jobB. a programC. a scheduleD. a PL 阅读全文
posted @ 2017-11-16 15:53
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摘要：
Which statements about the MEMORY_TARGET initialization parameter are true? (Choose all that apply.)A. MEMORY_TARGET can be increased up to the value 阅读全文
posted @ 2017-11-16 15:13
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摘要：
You issue the following RMAN command to set a retention policy on a database: RMAN>CONFIGURE RETENTION POLICY TO REDUNDANCY 2;What will be the outcome 阅读全文
posted @ 2017-11-16 15:11
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You are performing incomplete recovery using RMAN. You execute the following RUN block:RUN{SET UNTIL SCN 1107600;RESTORE DATABASE;RECOVER DATABASE;}Wh 阅读全文
posted @ 2017-11-16 15:06
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You are maintaining the SALES database. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You 阅读全文
posted @ 2017-11-16 15:03
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You are managing an ASM instance. You previously issued the following statements:ALTER DISKGROUP dg1 DROP DISK disk2;ALTER DISKGROUP dg1 DROP DISK dis 阅读全文
posted @ 2017-11-16 15:02
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You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perf 阅读全文
posted @ 2017-11-16 15:01
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A database is running in ARCHIVELOG mode and regular backups are performed. A user receives the following error message: Which is the recommended sequ 阅读全文
posted @ 2017-11-16 14:59
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Observe the structure of the table employees: The table contains 8475 records. One of the employees wants to know the names of all employees of the co 阅读全文
posted @ 2017-11-16 14:56
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Which two are the prerequisites to enable Flashback Data Archive? (Choose two.)A. Database must be running in archivelog mode.B. Automatic undo manage 阅读全文
posted @ 2017-11-16 14:54
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摘要：
View the Exhibit to examine the error during the database startup. You open an RMAN session for the database instance. To repair the failure, you exec 阅读全文
posted @ 2017-11-16 14:52
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摘要：
You plan to use Flashback Drop feature to recover a dropped table SALES_EMP. No other table with the same name exists in the schema.You query RECYCLEB 阅读全文
posted @ 2017-11-16 14:46
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What is the effect of increasing the value of the ASM_POWER_LIMIT parameter?A. The number of DBWR processes increasesB. The number of ASMB processes i 阅读全文
posted @ 2017-11-16 14:44
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Which two statements are correct about database transportation? (Choose two.)A. The source and target platforms must be the sameB. Redo logs, control 阅读全文
posted @ 2017-11-16 14:42
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The DB_BLOCK_CHECKING initialization parameter is set to OFF. Which block checking would be performed?A. The Oracle database will perform block checki 阅读全文
posted @ 2017-11-16 14:41
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Which two statements are true regarding an Automatic Storage Management (ASM) instance?(Choose two.)A. As ASM instance mounts an ASM control fileB. An 阅读全文
posted @ 2017-11-16 14:39
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摘要：
You want to track and store all transactional changes to a table over its lifetime. To accomplish thistask, you enabled Flashback Data Archive with th 阅读全文
posted @ 2017-11-16 14:38
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View the Exhibits exhibit1 and exhibit2.Both the processes use PROG_1 as the job template that is already available. The time taken by the jobs are re 阅读全文
posted @ 2017-11-16 14:36
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You want to schedule a job to rebuild all indexes on the SALES table after the completion of a bulk load operation.The bulk load operation must also b 阅读全文
posted @ 2017-11-16 14:34
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View the Exhibit to observe the error.You receive this error regularly and have to shutdown the database instance to overcome the error.Automatic Shar 阅读全文
posted @ 2017-11-16 14:32
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You create two resource plans, one for data warehouse loading jobs at night and the other forapplication jobs at day time. You want the resource plans 阅读全文
posted @ 2017-11-16 14:31
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You are using Recovery Manager (RMAN) for backup and recovery operations with a recoverycatalog. You have been taken database backups every evening. O 阅读全文
posted @ 2017-11-16 14:29
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Which two statements are true about the duplexing of the backups taken by RMAN? (Choose two.)A. It's only supported for the backups performed on the t 阅读全文
posted @ 2017-11-16 14:26
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In Recovery Manager (RMAN), you are taking image copies of the datafiles of your productiondatabase and rolling them forward as regular intervals. You 阅读全文
posted @ 2017-11-16 14:25
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You executed the following command in Recovery Manager (RMAN):RMAN> REPORT NEED BACKUP days 3;What is the output of this command?A. a list of files th 阅读全文
posted @ 2017-11-16 14:21
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You are using a recovery catalog to maintain Recovery Manager (RMAN) backup information for your production database. You have registered your product 阅读全文
posted @ 2017-11-16 14:19
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Because of a logical corruption in your production database, you wanted to perform Tablespace Point in Time Recovery (TSPITR). But before you start th 阅读全文
posted @ 2017-11-16 14:17
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摘要：
View the Exhibit and examine the resource consumption details for the current plan in use by the database instance.Which two statements are true based 阅读全文
posted @ 2017-11-16 14:15
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Examine the output of the query that you executed to list the objects in the recycle bin : You verified that no table named SALES_TAB exists in the sc 阅读全文
posted @ 2017-11-16 14:12
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The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration.You executed the following command to startup the Automati 阅读全文
posted @ 2017-11-16 14:09
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The BOOKINGS table contains online booking information. When a booking is confirmed, the details are transferred to an archival table BOOKINGS_HIST an 阅读全文
posted @ 2017-11-16 14:08
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摘要：
The SQL Tuning Advisor configuration has default settings in your database instance. Which recommendation is automatically implemented after the SQL T 阅读全文
posted @ 2017-11-16 14:06
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Note the following parameters settings in your database:SGA_MAX_SIZE = 1024M SGA_TARGET = 700MDB_8K_CACHE_SIZE = 124MLOG_BUFFER = 200MYou issued the f 阅读全文
posted @ 2017-11-16 14:05
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The EMP table exists in your schema. You want to execute the following query:SELECT ename, salFROM empAS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '6' MIN 阅读全文
posted @ 2017-11-16 14:02
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摘要：
Consider the following scenario for your database:-Backup optimization is enabled in RMAN. The recovery window is set to 7 days in RMAN. The most rece 阅读全文
posted @ 2017-11-16 14:00
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摘要：
You want to create the Recovery Manager (RMAN) Virtual Private Catalog (VPC) to maintain aseparation of responsibilities along with a consolidation of 阅读全文
posted @ 2017-11-16 13:58
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You plan to control idle sessions that are blocking other sessions from performing transactions. Your requirement is to automatically terminate these 阅读全文
posted @ 2017-11-16 13:57
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摘要：
Examine the following RMAN command:RMAN> CONFIGURE ENCRYPTION FOR DATABASE ON;RMAN> BACKUP DATABASE PLUS ARCHIVELOG;Which prerequisite must be met bef 阅读全文
posted @ 2017-11-16 13:55
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For which two database objects can the VERSIONS clause of the Flashback Versions Query be used?(Choose two.)A.viewsB.fixed tablesC.heap tablesD.extern 阅读全文
posted @ 2017-11-16 13:51
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摘要：
After you have restored and recovered a database to a new host by using a previously performed Recovery Manager (RMAN) backup, which is the best optio 阅读全文
posted @ 2017-11-16 13:49
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User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, which commands must you execute to enable SCOTT to flash b 阅读全文
posted @ 2017-11-16 13:48
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摘要：
Examine the following RMAN script:RMAN> run {debug on;allocate channel c1 type disk;backup datafile 5;}Which statement describes the purpose of the sc 阅读全文
posted @ 2017-11-16 13:46
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What does the DB_FLASHBACK_RETENTION_TARGET parameter configure?A. An upper limit on how far you can flash back the database, depending on the informa 阅读全文
posted @ 2017-11-16 13:45
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You are working in an online transaction processing (OLTP) environment. You use theFLASHBACKTABLE command to flash back the CUSTOMERS table. Before ex 阅读全文
posted @ 2017-11-16 13:43
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Which two statements are true about the Automatic Diagnostic Repository (ADR)? (Choose two.)A. The ADR base keeps all diagnostic information in binary 阅读全文
posted @ 2017-11-16 13:42
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摘要：
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are tru 阅读全文
posted @ 2017-11-16 13:41
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摘要：
Which options would you consider while configuring a flash recovery area (fast recovery area in 11g Release 2) for your production database that is ru 阅读全文
posted @ 2017-11-16 13:39
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To enable faster incremental backups, you enabled block change tracking for the database. Which two statements are true about the block change trackin 阅读全文
posted @ 2017-11-16 13:38
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摘要：
View the Exhibit and examine the output. You execute the following RMAN command to perform thebackup operation:RMAN> RUN { ALLOCATE CHANNEL c1 DEVICE 阅读全文
posted @ 2017-11-16 13:36
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You want to configure the Flashback Database feature and retain flashback logs for three days.Presently the database is open and configured in ARCHIVE 阅读全文
posted @ 2017-11-16 13:35
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摘要：
You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is conf 阅读全文
posted @ 2017-11-16 13:34
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Which two commands never trigger an implicit rebalancing within the disk group?. (Choose two.)A. ALTER DISKGROUP misc MOUNT;B. ALTER DISKGROUP misc DR 阅读全文
posted @ 2017-11-16 13:32
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摘要：
Indentify two advantages of using recovery catalog instead of the control file of the database inRecovery Manager (RMAN). (Choose two.)A. You can use 阅读全文
posted @ 2017-11-16 13:30
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The database is currently open and the temp03.dbf tempfile belonging to the default temporarytablespace TEMP has been corrupted. What steps should you 阅读全文
posted @ 2017-11-16 13:28
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摘要：
The BACKUP_TAPE_IO_SLAVES parameter is set to FALSE for the database instance. Which statement is true while performing a tape backup in an RMAN sessi 阅读全文
posted @ 2017-11-16 13:27
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摘要：
You are using Recovery Manager (RMAN) with a recovery catalog to back up your productiondatabase. The backups and the archived redo log files are copi 阅读全文
posted @ 2017-11-16 13:25
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Examine the following ALTER command:SQL> ALTER DISKGROUP dgroup1 UNDROP DISKS;What is the purpose of the command?A. It cancels all pending disk drops 阅读全文
posted @ 2017-11-16 13:25
巴啦啦大魔王
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Tape streaming is not happening while performing RMAN tape backup. On investigation, you find that it is not because of the incremental backup or the 阅读全文
posted @ 2017-11-16 13:18
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The user SYS creates a job by using the following command: Which two statements are true about the job that was created by the preceding command? (Cho 阅读全文
posted @ 2017-11-16 13:17
巴啦啦大魔王
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Which three tasks can be performed using a duplicate database? (Choose three.)A. Testing the backup and recovery proceduresB. Testing the upgrade of a 阅读全文
posted @ 2017-11-16 13:16
巴啦啦大魔王
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Examine the CREATE DISKGROUP command used to create a disk group:SQL> CREATE DISKGROUP misc EXTERNAL REDUNDANCYDISK 'ORCL: FRA3' NAME misc1, 'ORCL: FR 阅读全文
posted @ 2017-11-16 11:41
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Note the following statements that use flashback technology: 1. FLASHBACK TABLE <table> TO SCN <scn>;2. SELECT * FROM <table> AS OF SCN 123456;3. FLAS 阅读全文
posted @ 2017-11-16 11:40
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You executed the following commands in a database session: What could have caused the recycle bin to clean up?A. There is demand for space from the ne 阅读全文
posted @ 2017-11-16 11:33
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View the exhibit and examine the TRANS table's storage information. After a massive deleteoperation, you executed the following statement to shrink th 阅读全文
posted @ 2017-11-16 11:31
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Which two statements are true about a job chain? (Choose two.)A. A job chain can contain a nested chain of jobs.B. The jobs in a job chain cannot have 阅读全文
posted @ 2017-11-16 11:28
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View the Exhibit and examine the disk groups created at the time of migrating the database storage to Automatic Storage Management (ASM).Why does the 阅读全文
posted @ 2017-11-16 11:26
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View the Exhibit.You are creating a database by using Database Configuration Assistant (DBCA). You have chosen the File System option as the storage m 阅读全文
posted @ 2017-11-16 11:25
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In your production database, users report that they are unable to generate reports on an important table because it does not contain any data. While i 阅读全文
posted @ 2017-11-16 11:21
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Which three functions are performed by the SQL Tuning Advisor? (Choose three.)A. Building the SQL profileB. Recommending optimization of materialized 阅读全文
posted @ 2017-11-16 11:20
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Examine the parameter setting in your database: Which statement is correct about the database?A. Automatic memory management is disabled because PGA_A 阅读全文
posted @ 2017-11-16 11:17
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You want to enable automatic PGA memory management in your database. Which setting is required to achieve this?A. Set MEMORY_TARGET to zeroB. Set the 阅读全文
posted @ 2017-11-16 11:12
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Which three statements are true about persistent configuration? (Choose three.)A. A user cannot set privileges on the persistent lightweight jobsB. Pe 阅读全文
posted @ 2017-11-16 11:08
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Which three statements are true about windows? (Choose three.)A. Only one window can be open at any given timeB. Consumer groups are associated with w 阅读全文
posted @ 2017-11-16 11:06
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Identify the persistent configuration setting for the target database that can be set for the backup by using RMAN. (Choose all that apply.)A. Backup 阅读全文
posted @ 2017-11-16 11:05
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While Monitoring the space usage in your database that is in ARCHIVELOG mode you observed that the flash recovery area does not have enough free space 阅读全文
posted @ 2017-11-16 11:02
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Your database instance is running. You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.Which too 阅读全文
posted @ 2017-11-16 10:58
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Which three statements must be true before transporting a tablespace from a database on one platform to a database on another platform? (Choose three. 阅读全文
posted @ 2017-11-16 10:56
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