You have a domain controller named DC1 that runs Windows Server 2008. DC1 is configured as a DNS Server for contoso.com. You install the DNS 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 recerves 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.
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DOS的外部命令一般放在()。
A. 内存中
B. IBMDOCOM
C. IBMBICOM
D. 系统盘上
可能不适应企业现有环境,企业需要在组织上进行变化,成本较高,不能从根本上提高技术能力,这是技术转移( )途径的缺点。
A. 设备和软件购置
B. 产学研联盟
C. 信息传播
D. 技术许可证
X射线机通过率的定义,下列叙述正确的是()
A. 设备在1h内能检查长度为1m的被检物的数量
B. 设备能分辨单根实芯镀锡铜线的能力
C. 射线能穿透被照射物体的能力
D. 设备能分辨在规定厚度合金铝阶梯下最细单根实芯镀锡铜线的能力