Your company has a domain controller that runs Windows Server 2008 R2 and the DNS role. The DNS domain is named contoso.com. You need to ensure that inquiries about contoso.com are sent to dnsadmin@contoso.com. What should you do?()
A. Create a Signature (SIG) record for the domain controller.
B. Modify the Name Server (NS) record for the domain controller.
C. Modify the Service Location (SRV) record for the domain controller.
D. Modify the Start of Authority (SOA) record on the domain controller.
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电感线圈具有()的特性。
A. 电感线圈容易通过直流电和交流电
B. 电感线圈不容易通过直流电和交流电
C. 电感线圈易通直流电,不易通交流电
D. 电感线圈不易通直流电,易通交流电
适用于高血压危象的药物是()。
A. 肼屈嗪
B. 硝普钠
C. 依那普利
D. 哌唑嗪
V类电梯是()电梯。
A. 为运送乘客而设计的;
B. 主要运送乘客,同时亦可运送货物而设计的;
C. 为运送病床而设计的;
D. 杂物电梯