紧急限压阀在制动状态时，通向制动管、作用风缸和（）。 ["主阀供气阀","主阀排气口","主阀供气或排气口","排气阀口"]
After using the alt_disk_install command to clone a system image to another disk, the system administrator noticed a large number of defined devices not allocated to the LPAR. Which of the following is the most likely cause of this situation?（） ["The cfgmgr command was not run to reconfigure the devices","The machine was not booted into SMS MultiBoot mode after configuration","The machine was not in full system partition mode when the volume was created","The alt_disk_install command was not run with the -O option to remove references in the ODM"]
当今世界城市经济结构有哪些新的发展？
Which three statements are true about persistent configuration？（） [" A user cannot set privileges on the persistent lightweight jobs"," Persistent lightweight jobs generate a large amount of metadata"," It is possible to create fully self-contained persistent lightweight jobs"," The use of a template is mandatory to create persistent lightweight jobs"," Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time"]
A customer has a pSeries that needs to be upgraded from AIX Version 5.1 to AIX Version 5.2. The customer wants to retain /etc/passwd. Which of the following installation types should be used？（） ["Preservation Install","Retention Install","Overwrite Install","Migration Install"]
小学教师要将《专业标准》作为自身专业发展的基本依据。制定自我专业（）发展自觉性；大胆开展教育教学实践，不断创新；积极进行自我评价，主动参加教师（）研修，逐步提升专业发展水平。
