You have a domain controller named DC1 that runs Windows Server 2008 R2. DC1 is configured as a DNS server for contoso.com. You install the DNS Server server role on a member server named Server1 and then you create a standard secondary zone for contoso.com. You configure DC1 as the master server for the zone. You need to ensure that Server1 receives zone updates from DC1. What should you do()
A. On Server1, add a conditional forwarder.
B. On DC1, modify the permissions of contoso.com zone.
C. On DC1, modify the zone transfer settings for the contoso.com zone.
D. Add the Server1 computer account to the DNSUpdateProxy group.
劳动消耗定额的主要表现形式是( )。
A. 时间定额
B. 人工消耗定额
C. 预算定额
D. 施工定额
急性糜烂出血性胃炎治疗错误的是().
A. 服用制酸药
B. 服用硫糖铝
C. 服用水杨酸类药物
D. 服用酚磺乙胺(止血敏)
E. 服用西咪替丁(甲氰咪胍)
火灾自动报警系统的传输线路和50V以下供电控制线路,应采用电压等级不低于交流()的铜芯绝缘导线或铜芯电缆。
A. 100V/200V
B. 220V/380V
C. 300V/500V
D. 450V/750