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全部博文（487）
发布时间：2018-07-27 15:19:27
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 tables segments and index segments..........【阅读全文】
发布时间：2018-07-27 15:00:21
24、 YOUR DB_RECOVERY_FILE_DEST_SIZE Is 8G.Currently, 5G of the space Is used of which 4G consists of obsolete backups.You execute this command:SQL> ALTER SYSTEM SET db_recovery_file_dest_size=2G;What is the outcome?A) It changes DB_RECOVERY_FILE_DEST_SIZE to 5G.B) It chan.........【阅读全文】
发布时间：2018-07-26 11:07:52
23、Which two are true about data dictionary and dynamic performance views (v$ views)?A) All database users have access to ALL_* views.B) Data dictionary view output is subject to read consistency.C) The defining queries for Oracle supplied dynamic performance views are stored In the.........【阅读全文】
发布时间：2018-07-26 10:46:09
22、You are planning a software installation for both Oracle Database 11g Release 1 and Release 2.You plan to have at lease one database for each release managed by Grid Infrastructure for a Standalone Server.Which three are true in this scenario?A) Oracle 11g Release 1 databases mus.........【阅读全文】
发布时间：2018-07-25 11:36:05
21、Which two are true about roles?A) A role can be password-protected.B) A role can be granted to another role.C) Only one default role can be granted to a user.D) A role can be granted only multiple system privileges not multiple object privileges.E) A role can be created on.........【阅读全文】
