假设去年某铁路分局前三季度货运量分别为200万吨,215万吨,185万吨,则该铁路分局季度货运量不均衡的变异系数为()。
A. 0.1
B. 0.075
C. 0.12
D. 0.15
WhichofthefollowingtoolswouldanadministratorBESTusetotraceanetworkcable?()
A. Toner
B. Cabletester
C. Buttset
D. Multimeter
A server has had a drive fail in its storage RAID set. The administrator swaps the drive with areplacement and the RAID set does not automatically start to rebuild the replaced drive. Which ofthe following utilities would MOST likely be used to initialize the rebuilding of the replacementdrive?()
A. Net use
B. Array management
C. Fdisk
Disk Management Plug-in
外界环境因素中能促使茶叶质量变化的因素有()等。
A. 水分
B. 温度
C. 氧气
D. 光
E. 能量