Chinaunix首页 | 论坛 | 博客
  • 博客访问: 146303
  • 博文数量: 260
  • 博客积分: 0
  • 博客等级: 民兵
  • 技术积分: 2661
  • 用 户 组: 普通用户
  • 注册时间: 2018-07-05 13:59

Oracle dba培训、OCP、OCM、MYSAL认证,可以找我们,cuug专业做这些







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】

阅读(568) | 评论(0) | 转发(0)

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】

阅读(325) | 评论(0) | 转发(0)

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】

阅读(298) | 评论(0) | 转发(0)

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】

阅读(285) | 评论(0) | 转发(0)

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】

阅读(301) | 评论(0) | 转发(0)

登录 注册