在功能层次上，ERP不仅包括最核心的财务、分销和生产管理，还包括了人力资源、质量管理、决策支持等企业其他管理功能
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Refer to the exhibit. The DHCP configuration that is shown is configured on a Cisco router. Whichstatement is true？（）
A. The router will distribute IP addresses from pool 1 until its addresses are exhausted. Then therouter will begin distributing addresses from pool 2
B. The configuration is invalid because the DHCP options are global configuration commands
C. The configuration is incomplete until the DHCP pools are bound to the appropriate interface orinterfaces
D. The router will choose which pool to use based upon the interface the DHCP request wasreceived o
变压器应按规定装设零序电流保护，并应装设零序过电压保护，当电力网单相接地且失去接地中性点时，零序过电压保护宜经（）动作于断开变压器各侧断路器。
A. 0.1～0.2s
B. 0.3～0.5s
C. 0.4～0.8s
D. 不确定
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