单选题A system has users doing interactive work while background jobs are running.  Interactive users are requesting that system response time be improved for foreground processes.  Which tuning parameters should be changed to accomplish this？（）Aschedtune -h

第1题：

A user is reporting that access to a file server is much slower than it has been. The system administrator completes a test of the server using a system monitoring tool and compares it to the previously taken baseline. The comparison shows that there are no significant changes in the use ofsystem resources.  Which of the following actions should be taken to resolve this users problem？（）

• A、 Add additional RAM to the users PC
• B、 Troubleshoot the users PC
• C、 Add additional RAM to the server
• D、 Add additional hard drive space to the server

第2题：

An administrator is planning an upgrade of a major software package on an application server.The software has been tested successfully in a test environment and it is ready to go into production. Which of the following steps should the administrator take next?（）

• A、Identify necessary operating system updates
• B、Implement the change
• C、Document the change
• D、Schedule system down time

第3题：

A system has users doing interactive work while background jobs are running.  Interactive users are requesting that system response time be improved for foreground processes.  Which tuning parameters should be changed to accomplish this？（）

• A、 schedtune -h
• B、 schedtune -r
• C、 vmtune -f
• D、 schedtune -w

第4题：

A machine has just been installed with AIX, and no system parameters have been changed. In order to enable routing function, which of the following "no" options should be changed?（）

• A、 set bcastping to 1 
• B、 set ipforwarding to 1 
• C、 set rfc1323 to 1 
• D、 set directed_broadcast to 1

第5题：

第6题：

第7题：

第8题：

第9题：

第10题：

第11题：

第12题：

第13题：

A user states that all their incoming mail is showing that it is behind three hours. All other users have the correct time. Which of the following should the technician check?（）

• A、The system’s local time settings
• B、The system’s O/S version and patch status
• C、The system’s network configuration
• D、The mail server’s configuration

第14题：

A system administrator receives a new server and has booted the system for the first time. The administrator has set up the terminals and users. The user start to log on. Root is logged in on the console. When additional users start to log in, an error is displayed stating that All available login sessions are in use. Which of the following steps should be followed to resolve this problem?（）

• A、Permissions on /etc/security were changed in error; do a chmod 755 on /etc/security directory.
• B、Increase the number of licenses; using smit chaili cense
• C、Change the Maximum number of PROCESSES allowed per user variable; using smit chgsys.
• D、Change User can logi field from false to true: using smit chuser.

第15题：

Companycom has just installed a p5 595 with four uncapped LPARs in a shared processor pool. The system and profile settings are still in their default states. One of the LPARs has an application that is consuming all of the available shared processor resources. Users of this application are complaining about response time. Which of the following changes to the slow LPAR would improve response time?（）

• A、Enable SMT
• B、Reduce the weight
• C、Renice the process
• D、Increase the weight

第16题：

You work as a database administrator for Supportcenter.cn. In a production environment， users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem to be with the memory. To which type of object would you refer to determine the cause of the slow response？（）

• A、The trace file
• B、The fixed views
• C、The data dictionary views
• D、The operating system log fields
• E、The dynamic performance views.

第17题：

第18题：

第19题：

第20题：

第21题：

第22题：

第23题：

第24题：