Your company， Contoso， Ltd.， has a main office and a branch office. The offices are connected by a WAN link. Contoso has an Active Directory forest that contains a single domain named ad.contoso.com. The ad.contoso.com domain contains one domain controller named DC1 that is located in the main office. DC1 is configured as a DNS server for the ad.contoso.com DNS zone. This zone is configured as a standard primary zone. You install a new domain controller named DC2 in the branch office. You install DNS on DC2. You need to ensure that the DNS service can update records and resolve DNS queries in the event that a WAN link fails. What should you do（） Create a new stub zone named ad.contoso.com on DC2.。 Configure the DNS server on DC2 to forward requests to DC1.。 Create a new secondary zone named ad.contoso.com on DC2.。 Convert the ad.contoso.com zone on DC1 to an Active Directory-integrated zone.。
危险作业的现场监护管理应根据危险作业的特点来制定，应使（），确保作业按操作规程进行和安全措施的落实。 作业程序规范化。 设备与工具使用规范化。 作业（施工）现场规范化。 作业程序规范化、设备与工具使用规范化、作业（施工）现场规范化。
一氧化碳的“攻击性”很强，空气中含（）%或以上浓度，就会很快进入血流，造成危害。 0.01~0.03。 0.04~0.06。 0.07~0.09。 0.10~0.12。
甲乙双方签订了《小额借款合同》，在合同履行过程中，甲方没有按照约定的用途使用贷款，致使不能及时偿还贷款，此时甲方（）。 应重新签订合同。 应承担违约责任。 不承担任何责任。 提起诉讼。
You configure a new SQL Server 2005 computer to use TCP/IP with all default settings. Your corporate policy requires that each server use a firewall. You find that you can connect to the SQL Server instance from the local computer. However， client computers cannot connect to the SQL Server instance.You need to identify the most likely cause of the connection issues. What should you do first？（） Ensure that port 1433 is open in your firewall.。 Ensure that port 443 is open in your firewall.。 Ensure that client computers connect by using Shared Memory protocol.。 Ensure that the server is not paused.。
制造商尽可能通过许多负责任的、适当的批发商和零售商推销其产品，这是指（）
