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问题:Which two statements are true regarding the usage of the SQL...
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问题:多选题Which statements are true regarding the Oracle Data Pump export and import operations()AYou cannot export data from a remote database.BYou can rename tables during an import operation.CYou can overwrite existing dump files during an export operation.D...
问题:多选题Which two operations can be performed on an external table()ACreate a view on the table.BCreate an index on the table.CCreate a synonym on the table.DAdd a virtual column to the table.EUpdate the table using the UPDATE statement.FDelete rows in the tab...
问题:单选题The TRANS_SUMMARY table contains product-wise transaction details that get updated with every transactionin the system. Each row has cumulative transaction details of a single product and every product is identified bya product code, which is the prima...
问题:多选题Which two statements are true about the Automatic Workload Repository (AWR)()AAll AWR tables belong to the SYSTEM schema.BThe AWR contains systemwide tracing and logging information.CThe snapshots collected by the AWR are accessible through data dictio...
问题:单选题The database is running in ARCHIVELOG mode. Examine the initialization parameters and theirvalues set to enable archiving on your database server: LOG_ARCHIVE_FORMAT = arch_%t_%s_%r.arc LOG_ARCHIVE_DEST_1 = ’LOCATION = /disk1/archive’ DB_RECOVERY_FI...
问题:多选题A database user SMITH tries to query the V$SESSION view and fails to access it as follows: SQL connect smith/smith Connected. SQL SELECT * FROM v$session; SELECT * FROM v$session * ERROR at line 1: ORA-00942: table or view does not exist Which ar...
问题:单选题Identify the logical structure that will never have more than one data segment created for it.()A external tableB partitioned tableC partitioned indexD nonclustered tableE global temporary table...
问题:单选题Note the points about data dictionary views and dynamic performance views: 1.These are stored in the SYSTEM tablespace. 2.These are the based on the virtual tables. 3.These are owned by the SYSuser. 4.These can be queried by a normal user only if O...
问题:单选题You are managing an Oracle Database 11g database with this backup strategy: - Every Sunday night, level 0 backup is performed. - On Monday night and subsequent days, level 1 incremental backup is performed. The backups are not cumulative incremental...
问题:单选题You want to import schema objects of the HR user using Oracle Data Pump from the development database,DEVDB, to the production database, PRODDB. A database link devdb.us.oracle.com is created betweenPRODDB and DEVDB. You execute the following command o...
问题:多选题Which three descriptions are correct about the effects of the TRUNCATE command on a table()AThe corresponding indexes for the table are also truncated.BDelete triggers on the table are fired during the execution of the TRUNCATE command.CThe child table...
问题:多选题Identify two situations in which the block header grows in a data block. ()Awhen row directories need more row entriesBwhen there is row migration in the data blockCwhen there is an increase in the PCTFREE value for the data blockDwhen more transaction...
问题:多选题You execute this command to drop the ITEM table, which has the primary key referred in the ORDERS table:SQL DROP TABLE scott.item CASCADE CONSTRAINTS PURGE; Which two statements are true about theeffect of the command()ANo flashback is possible to bri...
问题:Examine the commands executed in the following sequence: 1:...
问题:To make audit information more productive, the DBA executes ...
问题:多选题You plan to move data from a flat file to a table in your database. You decide to use SQL*Loader directpath load method to perform this task. The table in which you plan to load data is an important tablehaving various integrity constraints defined on ...
问题:单选题You want to create a role to meet these requirements: 1:The role is to be protected from unauthorized usage. 2:The password of the role is not to be embedded in the application source code or stored in a table. Which method would you use to restrict...
问题:单选题Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity, resulting in degradation ofperformance. What would be your next step t...