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【多选题】

In your production database， you observe that users’ transactions are consuming a lot of resources and you plan to impose resource restrictions by using Resource Manager. For which three resources can you enable usage restrictions by using Resource Manager？ （）

A、CPU usage

B、degree of parallelism

C、number of open cursors

D、number of sorts performed

E、idle time for blocking sessions

F、number of disk I/O operations performed

H、number of memory I/O operations performed

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更多“In your production database， you observe that users’ transactions are consuming a lot of resources and you plan to impose resource restrictions by using Resource Manager. For which three resources can you enable usage restrictions by using Resource Manager？ （）”相关的问题
第1题
[多选题] You are the network administrator of a medium-sized company， and users are complaining that they cannotsend emails to some organizations. During your troubleshooting， you notice that your DNS MX record isblacklisted by several public blacklist filters. After clearing these listings for your IP address， and assumingthat your email server has the right virus protection in place， what are two possible solutions to prevent thisfrom happening in the future？（）

A、Change your Internet provider.  B、Change your public IP address.  C、Allow the email server to send traffic only to TCP port 25.  D、Put your email server in a DMZ.  E、Use a separate public IP address for your email server only.  

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第2题
[单选题] You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state？（）

A、renaming the control files  B、dropping a user in your database  C、enabling or disabling redo log archiving  D、dropping a tablespace in your database  E、re-creating the control files， after you lost all the control files in your database  

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第3题
[] Which program finds only files that are in your PATH？（）

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第4题
[] You are the network administrator of a medium-sized company， and users are complaining that they cannot send emails to some organizations. During your troubleshooting， you notice that your DNS MX record is blacklisted by several public blacklist filters. After clearing these listings for your IP address， and assuming that your email server has the right virus protection in place， what are two possible solutions to prevent this from happening in the future？（）

A、A.Change your Internet provider.  B、B.Change your public IP address.  C、C.Allow the email server to send traffic only to TCP port 25.  D、D.Put your email server in a DMZ.  E、E.Use a separate public IP address for your email server only.  

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第5题
[单选题] Your network administrator has assigned you an IP address of 192.168.0.20 with subnet mask of 255.255.255.0.Your network is running in pure Windows 2000 domain. What else should know in order to join your computer to the Windows 2000 domain. （）

A、 Address of DHCP server.  B、 Address of WINS server.  C、 Address of DNS server.  D、 Address of default gateway  

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第6题
[] Your network consists of a single Active Directory domain. The functional level of the forest is  Windows Server 2008 R2.   You need to create multiple password policies for users in your domain.     What should you do（） Your network consists of a single Active Directory domain. The functional level of the forest is  Windows Server 2008 R2.   You need to create multiple password policies for users in your domain.     What should you do（）

A、A.From the Active Directory Schema snap-in， create multiple class schema objects.  B、B.From the ADSI Edit snap-in， create multiple Password Setting objects.  C、C.From the Security Configuration Wizard， create multiple security policies.  D、D.From the Group Policy Management snap-in， create multiple Group Policy objects.  

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第7题
[单选题] Your boss at Certkiller .com wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）

A、The database is in mount state.  B、One of the tablespaces is offline.  C、One of the tablespaces is read only.  D、The database operates in ARCHIEVELOG mode.  E、The database operates in NOARCHIEVELOG mode.  

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第8题
[单选题] Your boss at Supportcenter.cn wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）

A、The database is in mount state.  B、One of the tablespaces is offline.  C、One of the tablespaces is read only.  D、The database operates in ARCHIEVELOG mode.   E、The database operates in NOARCHIEVELOG mode.  

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第9题
[单选题] You executed the following query in your database： SELECT oldest_flashback_scn， oldest_flashback_time FROM V$FLASHBACK_DATABASE_LOG； What would you determine from the output？（）

A、 The time when the last flashback operation in your database was performed.  B、 The time when the first flashback operation in your database was performed.  C、 A list of flashback operations performed in your database using SCN and time.  D、 The approximate time and the lowest system change number （SCN） to which you can flash back your database.  

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第10题
[单选题] You work as a network Exchange administrator at Company.com.The Company.com network currently consists of a single Active Directory forest containing a single domain named Company.com.The Company.com organization makes use of Microsoft Exchange Server as their messaging solution.During the course of the business week you receive instruction from Company.com to perform an automated installation of Microsoft Exchange Server 2010.What should you do？（）

A、You should consider having the msiexec.eex command included in your script.  B、You should consider having the Ipsetupui.exe command included in your script.  C、You should consider having the setup.exe command included in your script.  D、You should consider having the setup.com command included in your script.  

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