某一传输介质可接收从64kHz~128kHz的频率,那么,这一传输介质的带宽为()kHz。
A、32
B、64
C、96
D、128
光缆穿越或沿靠山涧、溪流等易受水流冲刷的地段时,应根据具体情况设置()保护措施。
A、漫水坡
B、水泥封沟
C、挡水墙
D、其他保护措施
A customer has requested a proposal for a p5-520 with AIX 5.2 and Sysback. There are no plans to run LPARs or Micro-Partitions on the p5-520 in the near future. The customer has asked the pSeries technical specialist to recommend anything else that may be needed. Which of the following should be recommended in this situation?()
A、HMC
B、DVD-ROM
C、Tape drive
D、Network switch
柴油发电机组是用柴油机作为动力,驱动交流()提供电能。
要求长后备放电时间的蓄电池组,处于小电流放电状态时,蓄电池组的终止电压要适当提高。
A、对
B、错