题目内容
（请给出正确答案）
[主观题]
某计算机系统中，各个主设备得到总线使用权的机会基本相等，则该系统采用的总线判优控制方式一定不
是()。
A．链式查询方式
B．计数器定时查询方式
C．独立请求方式
D．以上选项都不正确
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A.A DHCP client uses a ping to detect address conflicts.(ARP)
B.A DHCP server uses a gratuitous ARP to detect DHCP clients.
C.A DHCP client uses a gratuitous ARP to detect a DHCP server.
D.If an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict.
E.If an address conflict is detected, the address removed from the pool for an amount of time configurable by the administrator.
F.If an address conflict is detected, the address is removed from the pool and will not be reused until server is rebooted.
