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【单选题】

After performing the initial steps in installing the server OS from a DVD-ROM， the server reboots and goes back into the setup wizard. Which of the following is the MOST likely cause for this problem？（）

A、The DVD-ROM drive has failed.

B、An installation file copied from the DVD to the hard drive is corrupt.

C、Faulty OS installation DVD

D、Incorrect boot sequence in the BIOS

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更多“After performing the initial steps in installing the server OS from a DVD-ROM， the server reboots and goes back into the setup wizard. Which of the following is the MOST likely cause for this problem？（）”相关的问题
第1题
[] In RMAN， when the RESYNC CATALOG command is issued， in which two situations does the command file actually perform synchronization？（）

A、A.After the COPY command.  B、B.After adding a data file in the target database.  C、C.After adding a tablespace in the target database.  D、D.After adding a tablespace in the catalog database.  E、E.After dropping a data file in the catalog database.  F、F.After running SQL Loader to load a large amount of data.  

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第2题
[] Which two statements about Flashback Query are true？（）

A、A.It is generated by using the redo log files.   B、B.It helps in row-level recovery from user errors.  C、C.It can be performed to recover ALTER TABLE statements   D、D.It fails when undo data pertaining to the transaction is overwritten.  E、E.The database has to be opened with the resetlogs option after performing Flashback Query.  

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第3题
[单选题] An administrator plans to apply a fix pack to the PowerHA software using a rolling migration. At what stage ofthe migration is a cluster verification supported？（）

A、Individually before each node is upgraded  B、Individually before and after each node is upgraded  C、Individually after each node has been upgraded  D、Collectively after all nodes have been upgraded  

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第4题
[] 10. public Object m（） { 11. Object o = new Float（3.14F）； 12. Object [] oa = new Object[1]； 13. oa[0] = o； 14. o = null； 15. return oa[0]； 16. } When is the Float object， created in line 11， eligible for garbage collection？（）  

A、A. Just after line 13.  B、B. Just after line 14.  C、C. Never in this method.  D、D. Just after line 15 （that is， as the method returns）.  

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第5题
[单选题] You work as a database administrator for Certkiller .com. In the Certkiller PRODUCTION database you have granted RESUMABLE system privilege to the CONNECT role.Resumablespace operation has been enabled for all user session. You want users NOT to be aware of any kind of space-related problems while performing transactions. Instead， you want the problem to be resolved by a database trigger automatically. Which combination of triggering time and event would you use to achieve this objective？（）

A、AFTER CREATE  B、AFTER SUSPEND  C、BEFORE CREATE  D、AFTER TRUNCATE  E、BEFORE SUSPEND  F、AFTER INSERT OR DELETE OR DELETE  H、BEFORE INSERT OR DELETE OR DELETE  

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第6题
[多选题] You have a durable subscriber, and the subscriber is down or not reachable when the message is  produced. Which two options regarding the expiry of these messages are true?（）

A、after the subscriber is unavailable for 10 minutes  B、when the subscriber is available  C、after the subscriber is unavailable for after an hour  D、are available until the specified time elapses  E、are expired instantly  

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第7题
[单选题] When is the most appropriate time to conduct a Pre-install Solution Assurance Review？（）

A、As soon as possible after a firm order  B、Immediately after the Pre-sale review  C、As near as possible to the scheduled ship date  D、After all the items in the site preparation are complete  

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第8题
[] You just issued the following statement: ALTER TABLE SALES DROP COLUMN PROFIT. Which of the following choices identifies when the column will actually be removed from Oracle?（）

A、A.Immediately following statement execution   B、B.After the ALTER TABLE DROP UNUSED COLUMNS command is issued   C、C.After the ALTER TABLE SET UNUSED COLUMN command is issued   D、D.After the ALTER TABLE MODIFY command is issued  

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第9题
[单选题] What is the Cisco IOS default behavior for switching from the shared tree to the shortest path tree in PIM-SM operations？（）

A、immediately after receiving the first packet on the shared tree for a given （S，G）  B、after receiving over 1 kb/s traffic onthe shared tree for a given （S，G）  C、10 seconds after receiving the first packet on the shared tree for a given （S，G）  D、30 seconds after receiving the first packet on the shared tree for a given （S，G）  E、after receiving over 10 kb/s traffic onthe shared tree for a given （S，G）  

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第10题
[单选题] You are developing a tax report for the payroll application. You created a before parameter form report trigger to create three temporary tables to store text that are need while the report is executed. Which report trigger would you use to delete these temporary tables?（）

A、Before parameter form.   B、After parameter form.   C、Before report.   D、After report.  

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