Given the following on a system that is not a name server， which will be the first area searched to resolve a host name to an IP address？（） #cat /etc/resolv.conf domain abc.century.com nameserver 192.9.201.1 nameserver 192.9.201.2 #cat /etc/netsvc.conf hosts = bind，nis，local #echo $NSORDER local，bind /etc/hosts on server 192.9.201.2。 /etc/hosts on the local system。 /etc/named.rev on 192.9.201.1。 /etc/netsvc.conf on the NIS server。
寄生
Which of the following procedures is safest perform when updating licensed program products?（） Load all updates in the commit state。 Load all updates in the applied state until tested。 Perform all software updates in maintenance mode。 Use the Force Overwrite option for filesets that are already committed.。
决定设备成新率的关键因素是（）。 设备的技术水平。 设备的功能。 设备的使用程度。 设备购置的时间。
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。
A customer indicates that a system is experiencing printing problems. After checking the system, and successfully printing, no problem has been found. Which of the following procedures should be performed next to further clarify the problem?（）
