单选题
Which of the following packages maintains information in the recovery catalog？ （）
DBMS_RCVMAN
DBMS_RMAN
DBMS_RCVCAT
DBMS_CATPROC
单选题
Which RMAN command is used to verify the status of a backup or copy， and also updates the repository when files have been deleted using operating system commands？（）
CHANGE
RESYNC
CATALOG
CROSSCHECK
单选题
Which tool can be used to create and configure listeners to receive client connections？（）
Oracle Net Manager
Oracle Net Control Utility
Oracle Net Configuration Assistant
单选题
What does the Character Set Scanner command line utility do？（）
Reports only on any Unicode character conversions required.
Performs character set conversions to the new specified character set.
Scans on any character set conversion required， then converts the data.
Checks for any character definitions that will fail conversion to the new character set.
单选题
The three tasks shown have been completed in order to configure a naming method： Task 1： Installed on server and client： Oracle Net Services， TCP/IP， TCP/IP protocol adaptor Task 2： Started default listener on port 1521 Task 3： Added global database name to the listener.ora file. Which naming method was configured？（）
host naming method
local naming method
directory naming method
external naming method
单选题
Which script must you to query to display the code associated with RMAN stored scripts？（）
RC_STORED_SCRIPT
RC_STORED_SCRIPT_LINE
RC_SCRIPTS
RC_STORED_LINE_SCRIPT
None of the other alternatives apply
单选题
When you use the Oracle Net Configuration Assistant to specify the naming method， which file is updated？（）
INIT.ORA
SQLNET.ORA
LISTENER.ORA
TNSNAMES.ORA
单选题
As a result of a media failure， the current online redo log group is corrupted. The database crashes， as the current online group is inaccessible. Which type of incomplete recovery are you most likely to perform？ （）
Cancel-based
Recovery using a backup control file
Time-based
Change-based
单选题
What is true if you want to switch undo tablespaces from the current one， called UNDO1， to a new one called UNDO2？（）
It is NOT possible to switch unless no active transaction exist in UNDO1.
It is possible to switch to UNDO2； but current active transactions will abort.
It is possible to switch to UNDO2； current active transactions will be automatically migrated to UNDO2.
It is possible to switch to UNDO2； only current active transactions will continue to execute inside UNDO1.
单选题
Which one of the following parameters must be specified when exporting objects that has integrity constraints referencing objects that are currently being accessed by other users？（）
IGNORE=Y
DIRECT=Y
CONSISTENT=Y
BUFFER=Y
推荐考题
-
在任何情况下，伸缩调节器处轨距的要求为（）。
-
人类有两套影响学习的记忆系统：陈述性记忆和程序记忆。陈述性记忆是对事实或者词汇之类基本认识的记忆。而程序记忆，就是一个人“不劳而获”的记忆。程序记忆是人养成习惯和习得技巧的方式，比如骑自行车。在很多时候，这种学习是无意识的。人们用早期发育的程序记忆系统来学习复杂的东西，比如语法规则。帮助人们学习词汇的陈述性记忆系统，则需要更多时问完成发育。儿童拥有程序记忆系统，并且不受陈述性记忆系统的干扰。由此可以推出()。
-
宋末元初四大家
-
公平目标的实现可以通过（）实现。
-
荟萃分析
-
人员安全疏散分析的性能判定标准为：可用疏散时间（A.SET）必须（）必需疏散时间（RSET）。
-
预防HIV感染的主要措施应当为（ ）
-
简述我国混合型债券市场的发展状况。
-
造成水中某些污染物在生物体内含量大大高于水体中的浓度的生物放大作用是指（）
-
输血的适应证中，不包括（）