单选题You have three databases， FINDB， PAYDB and ADMINDB， located in Sydney， Tokyo and Singapore respectively. You want to perform administrative tasks which include starting up and shutting down the databases， creating and managing tablespaces and database

题目

单选题

You have three databases， FINDB， PAYDB and ADMINDB， located in Sydney， Tokyo and Singapore respectively. You want to perform administrative tasks which include starting up and shutting down the databases， creating and managing tablespaces and database users， and taking regular backups， for all of the three databases from London. Which component must be enabled and running on each host machine to achieve your objective？（）

Oracle Management Agent

Enterprise Manager with Grid Control

Enterprise Manager with Database Control

Operating System Socket for incoming requests

Real Application Cluster （RAC） with three instances

Enterprise Manager with Generic Database Management

参考答案和解析

正确答案： F

解析：暂无解析

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第1题：

You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance :SQL> shutdown immediate;What is the result of executing this command?（）

A. The ASM instance is shut down, but the other instances are still running.

B. It results in an error because other database instances are connected to it.

C. All the instances, including the ASM instance, are shut down in the IMMEDIATE mode.

D. HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode.

参考答案：B

第2题：

（）–How long have you __________ this book?

–For three days.

A．borrowed

B．kept

C．lent

D．bought

正确答案：B

第3题：

Student: How long can I have these books?

Librarian: This one is on the three-hour-loan; you may have it for only three hours ______.

A: The others are due in 30 days, on February 3.

B: You may have it longer if you like.

C: Drop the books into the RETURN boxes by the library entrance.

D: The fine for overdue books is 5 dollars an hour.

参考答案：A

第4题：

（）命令，继续执行先前的LOCATE命令。

A、FIND
B、SEEK
C、LOCATE
D、CONTINUE

正确答案:D

第5题：

—Did you have any problems in your English study
—Yes,__________ a friend to practice speaking with.

A.find
B.found
C.finding
D.to find

答案：C

解析：

问句说“你在英语学习方面有什么困难么?”回答说“有”，后面则是“困难”的具体内容，应该是一个名词。用现在分词把整个句子变成名词成分，所以用finding。故选C。

第6题：

表“职工”未建立索引也未建立排序，可以进行直接查询的命令是( )。

A．FIND

B．SEEK

C．LOCATE

D．LIST

正确答案：C
解析：选项A、B要求表首先要建立索引，选项D是显示表文件内容，对于未建立索引也未建立排序的表，若要进行直接查询应该使用LOCATE命令。

第7题：

URLs have three parts：the DNS name of machine on which the page is located，then a local name uniquely indicating the specific page and

A．Protocol

B．IP address

C．Network name

D．Server name

正确答案：A

第8题：

“Do you have enough chairs in your classroom?”

A.three other

B.more three

C.three another

D.three more

参考答案：D

第9题：

How long（）you（）the library book? For three days.

A、have; borrowed
B、have; kept
C、did; borrow
D、were; kept

正确答案:B

第10题：

You have been assigned to manage a set of databases. The previous DBA did not leave you notes regarding the structure of each of the databases. While analyzing an instance， you notice that the system identifier （SID） for the instance is set to ’+ASM’. What is the purpose of this instance？（）

A、 This instance is being used to manage the operating system files.
B、 This instance is being used to manage the files of other databases.
C、 This instance is being used to manage the instances of other databases.
D、 This instance is being used to manage the background processes of other instances.

正确答案:B

You have three databases， FINDB， PAYDB and ADMINDB， located

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