氧化物阶段？
Your network consists of a single Active Directory domain. All domain controllers run Windows Server 2008 R2. The network contains 100 servers and 5,000 client computers. The client computers run either Windows XP Service Pack 1 or Windows 7. You need to plan a VPN solution that meets the following requirements: èStores VPN passwords as encrypted text èSupports Suite B cryptographic algorithms èSupports automatic enrollment of certificates èSupports client computers that are configured as members of a workgroup What should you include in your plan?（） Upgrade the client computers to Windows XP Service Pack 3. Implement a stand-alone certification authority （CA）. Implement an IPsec VPN that uses certificate-based authentication.。 Upgrade the client computers to Windows XP Service Pack 3. Implement an enterprise certification authority （CA） that is based on Windows Server？2008 R2. Implement an IPsec VPN that uses Kerberos authentication.。 Upgrade the client computers to Windows 7. Implement an enterprise certification authority （CA） that is based on Windows Server 2008 R2. Implement an IPsec VPN that uses pre-shared keys.。 Upgrade the client computers to Windows 7. Implement an enterprise certification authority （CA） that is based on Windows Server 2008 R2. Implement an IPsec VPN that uses certificate-based authentication.。
煤矿企业的主要负责人以单位的安全生产工作（）责任。 负全面、。 负部分。 负直接。
工业化的衡量指标
概率分析是（） 可以判定项目风险性大小。 仅使用期望值法进行分析。 无法判断项目风险性的大小。 无法确定各种不确定性因素发生一定幅度变动的概率。
点火提前角随发动机负荷的变化是靠（）。
