Your company has a single active directory forest that has an active directory domain named na.contoso.com. a member server named server2 runs the DNS server role. The server2 DNS service hosts multiple secondary zones including na.contoso.com. you need to reconfigure server2 as a caching-only DNS server. What should you do?（） Uninstall and reinstall the DNS service on server2.。 Change all the DNS zones on server2 to stub zones.。 Disable and then enable the DNS service on server2.。 Delete the na.contoso.com DNS zone domain from server2. Restart the DNS service on server2.。
提高钢纤维混凝土力学性能的主要途径是（）。 A.提高钢纤维强度 。 B.提高混凝土强度等级 。 C.提高钢纤维抗腐蚀能力 。 D.改善基体与钢纤维的黏结力。
You are developing a new version of an existing message contract named CustomerDetailsVersion1. The new version of the message contract must add a Department field of type String to the SOAP header.You create a new class named CustomerDetailsVersion2 that inherits from CustomerDetailsVersion1. You need to ensure that all client applications can consume the service. Which code segment should you use?（）
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包豪斯是最早奠立（）的设计学院。 理论课程。 基础课程。 实践课程。 创作课程。
原始总投资包括（）。 递延资产投资。 流动资金投资。 无形资产投资。 固定资产投资。
人的本质属性包括（）
