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【单选题】

Some users report they cannot receive messages from some external senders.You suspect that there is some anti-spam activity blocking those messages.You need to identify what is blocking the messages.You will activate and review the logs of one of the following：（）

A、Protocol logging

B、Connectivity logs

C、Message tracking

D、Pipeline tracing

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更多“Some users report they cannot receive messages from some external senders.You suspect that there is some anti-spam activity blocking those messages.You need to identify what is blocking the messages.You will activate and review the logs of one of the following：（）”相关的问题
第1题
[单选题] You are the administrator of your company’s network. You configure a local group named accounting to have a mandatory user profile. The mandatory profile has been configured to include a custom logo that was saved with 16-bit color and 1025x768 resolution. Some of the Windows 2000 Professional computers in the accounting department have standard VGA video adapters， and others have SVGA video adapters. Several users report that when they log on to certain Windows 2000 Professional computers， the custom bitmap become

A、Configure a roaming user profile for each user in the accounting group  B、Configure a separate user profile for each user in the accounting Group.   C、Change the custom bitmap to a 16-color bitmap that has 640x480 resolution, and reconfigure the mandatory user profile   D、Reinstall the appropriate WDM-compliant drivers for the computers that do not display the custom bitmap correctly.   

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第2题
[单选题] A user complains that he gets the following error message repeatedly after executing some SQL statements. The error message forces the user to log off from and log on to the database to continue his work. ORA-02392： exceeded session limit on CPU usage， you are being logged off Which action would you take to increase the session limit on CPU usage？（）

A、Modify the profile assigned to the user.  B、Modify the roles assigned to the users.  C、Modify the object privileges assigned to the user.  D、Modify the system privileges assigned to the users.  E、Modify the value for the RESOURCE_LIMIT parameter in the parameter file.  

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第3题
[] You are the administrator of your company’s network. You configure a local group named accounting to have a mandatory user profile. The mandatory profile has been configured to include a custom logo that was saved with 16-bit color and 1025x768 resolution. Some of the Windows 2000 Professional computers in the accounting department have standard VGA video adapters， and others have SVGA video adapters. Several users report that when they log on to certain Windows 2000 Professional computers， the custom bitmap become

A、A.Configure a roaming user profile for each user in the accounting group  B、B.Configure a separate user profile for each user in the accounting Group  C、C.Change the custom bitmap to a 16-color bitmap that has 640x480 resolution, and reconfigure  the mandatory user profile  D、D.Reinstall the appropriate WDM-compliant drivers for the computers that do not display the  custom bitmap correctly.  

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第4题
[单选题] A technician deploys a computer in a public library and wants to give the ability for a user without an account to use the computer with limited permission. Which of the following accounts would the technician setup？（）

A、 Guest user account  B、 Limited user account  C、 Power user account  D、 Administrator user account  

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第5题
[单选题] An administrator received a call from a user whose PC crashed while using vi to edit a file. The user wants the edited file back. Where should the administrator look for the file（）

A、/tmp  B、/var/preserve  C、/var/tmp/$USER  D、$HOME/.vi  

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第6题
[单选题] From the V$SESSION_LONGOPS view， you find that some of the database users have long/x7frunning queries and are consuming a lot of CPU time. This causes problems for you when you try to log on as the system user and perform small maintenance tasks. You would like to ensure that users SYS and SYSTEM get priority over all other users. Which method would you use to achieve this objective？（）

A、create a plan directive in the SYS_GROUP  B、create the pending area for the consumer group  C、activate the provided SYSTEM_PLAN in Resource Manager  D、set the TIMED_STATISTICS parameter to TRUE in the parameter file  E、set the execution time limit for all users， except SYS and SYSTEM， in their profiles  

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第7题
[单选题] A user has used all of the allowed logon attempts for the userid. Which command can be used to reset the unsuccessful_login_count to 0 for that user？（）

A、usrck  B、chsec  C、chuser  D、passwd  

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第8题
[单选题] A remote user is trying to telnet to the production server. The session is getting a timeout error. Which command should the user issue to verify the network connection？（）

A、iptrace  B、nslookup  C、netstat  D、traceroute  

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第9题
[单选题] You have an Exchange Server 2010 organization.A user named User1 connects to his mailbox by using Microsoft Office Outlook.User1 reports that he is unable to send encrypted e-mail messages to an external recipient named User2.You verify that User1 and User2 have e-mail encryption certificates.You need to ensure that User1 can send encrypted e-mail messages to User2.What should you do first？（）

A、Instruct User2 to add a delegate  B、Instruct User2 to send a signed e-mail message to User1.  C、Instruct User1 to send a signed e-mail message to User2.  D、Instruct User1 to modify the sensitivity settings of the e-mail message  

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