LTE中的链路预算是以（）为覆盖目标来进行的。
电源对用电设备安全的潜在威胁包括脉动与噪声、（）。
Rootvg has just been mirrored to a second disk. Which of the following actions should be performed to boot the system off of either disk?（）
A、Extendvg to include both disks in the rootvg
B、Copy the hd5 logical volume to hdisk1
C、Run the bosboot and bootlist commands
D、Reset the dump device to /dev/sysdumpnull
画正等轴测剖视图，可先画物体完整的（）。
A、正等轴测图
B、三视图
C、主视图
D、平面图
选择推荐中，不应当在对比方案中体现的是（）
A、更多层面的对比项目
B、将对比项目，按乙方理解的优先级上下排列
C、将乙方获利最丰的因素放在显著的位置
D、对比推荐，应当有明确的倾向性结论，减少甲方的判断压力
An administrator is notified that all network printers are not printing. The administrator reviews the server and the print service is started. Which of the following is the cause of the problem？（）
A、 The drivers for the printers are failing.
B、 The spool folder is full.
C、 The spool folder is not on the C drive.
D、 A network printer was disconnected.