A staging server is critical for an administrator to test updates without introducing risk into a production environment. Which of the following steps should an administrator take to test on a staging server？（） Create and Configure a WebSphere Commerce Instance on the staging server。 Run the Stage Copy Utility to copy production server data into the staging server.。 Run the Stage Propagate Utility to propagate the staging server with production server data 。 Create and configure a Staging database。
持续使用假设前提下的机器设备评估最适用（）。 成本法。 市场法。 收益法。 统计分析法。
Which of the following commands should be used to determine if a remote print queue is down?（） lsqdev 。 lpstat 。 lptest 。 prtconf。
If an install of the latest NFS fixes failed, which of the following options provide debug output before running installp?（） export INST_DEBUG=YES。 nin -to check -a debug =yes。 C.type 911 at "Welcome to BOS install" menu。 modify bosinst.data filel and set the BOSINST_DEBUG =yes 。
液压单向阀是一种允许油液（）的单向阀。 双向。 单向。 正向。 反向。
A system administrator can create logical volumes and then add file systems to them， or create the file system directly. What is an advantage of the two-step approach instead of the one-step approach？（）
