液压阀按机能分为方向控制阀、压力控制阀和（）控制阀。 多缸。 温度。 速度。 流量。
Disks hdisk1 and hdisk2 are assigned to datavg. Which of the following commands should be used to determine which logical volumes are present on hdisk1？（） lspv -l hdisk1。 lsvg -l datavg。 lslv -p hdisk1。 lsattr -El hdisk1。
When ordering a new IBM Power Systems server, a customer is given the option of two types of Hardware Management Console:7042-CR4 and 7042-C06. Which main difference between the options would influence the customer's decision?（） The 7042-CR4 is a rack mounted model, compared to the 7042-C06, which is adesktop.。 The 7042-CR4 is limited to 16 managed systems, compared to a limit of 32 for the 7042-C06.。 The 7042-C06 has faster CPUs and twice the RAM compared to the 7042-CR4,which is suited to large enterprise deployments.。 The 7042-C06 can manage POWER5-based hardware, in addition to POWER6, while the 7042-CR4 can only manage POWER6-based hardware.。
An administrator wants to delete an account object using the Database Cleanup utility. Which of the following is the correct syntax to perform this task？（） dbclean -object account -type obsolete -db dbname -days daysold。 dbclean -table account -type obsolete -db dbname -days daysold。 dbclean -object organization -type account -db dbname -days daysold。 dbclean -object user -type account -db dbname -days daysold。
Which of the following statements are FALSE concerning the defragfs command？（） The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information， such as /tmp.。 The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.。 The defragfs command can improve file system performance by increasing the file system’s contiguous free space.。 The defragfs command can only be run against file systems that are mounted with read-write permissions.。
All of the following services are controlled by inetd EXCEPT：（）。
