OCP2018最新题库，052新题库及答案整理-25题

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2018OCP最新题库052新加考题及答案整理-27

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…

OCP2018最新题库，052新题库及答案整理-25题

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…

OCP新题库，052新加的考题及答案整理-24题

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…

OCP题库变更，052新加的考试题及答案整理-22题

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…

OCP认证052考试，新加的考试题还有答案整理-23题

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…

如何在mac里面，把xcode代码同步到 tfs 的 git库（新git库）

克隆篇请参考:http://www.cnblogs.com/IWings/p/6744895.html 在mac安装visual studio code https://code.visualstudio.com/Download 在mac创建一个文件夹test,并用visual studio code打开这个文件夹切换到git面板,可以看到有很多无关的changes,这是因为test文件夹没有建立自己的git关联,所以git面板显示的是mac系统的一些东西准备为test文件夹建立自己的g…

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20. Which is true about the SYSTEM and SYSAUX tablespaces? A) The SYSAUX tablespace can be made read-only but the SYSTEM tablespace cannot. B) Both tablespaces can be used for temporary storage if no temporary tablespace is defined. C) Only the SYSTE…