信息系统运行过程的人员大致可以分为两类：（）、（）。
某建设工程的单价合同中，双方根据估算的工程量约定了一个合同总价，而在实际结算时原合同总价与合同各项单价乘以实际完成工程量之和不一致，则该工程价款结算以（）为准。 签订的合同总价。 合同中各项单价乘以实际完成的工程量之和。 实际完成的工程量乘以重新协商的各项单价之和。 双方重新协商确定的单价和工程量。
You have two Exchange Server 2010 servers that have the Client Access， Hub Transport， and Mailbox server roles installed.The servers are members of a database availability group （DAG）.You need to ensure that all users can access the Client Access server if a single server or service fails.What should you do？（） from DNS manager， create two new records for the Client Access servers.。 from Failover Cluster Manager， create a new service named Client Access Server and assign a new IP address.。 Install the Network Load Balancing feature on each server and assign a second IP address to each network adapter.。 Deploy a hardware load balancer.Create a DNS record for the virtual IP address and configure a Client Access server array.。
产品分析法
Your company network includes 6,000 Windows 2000 Professional client computers and 35 Windows 2000 Server computers in a single domain. Your company has a print device that is used to print payroll checks. The print device is physically attached to the parallel port of one of the client computers. This print device’s tray is loaded with checks at all times. You have shared this printer on the network as ChkPrinter and retained the default permissions. A payroll application runs on a server named HRserv. Every Wednesday at 5:00P.M, the application prints paychecks from employees on this printer. The payroll application runs as a Windows 2000 service on HRserv. You need to configure ChkPrinter so that only the payroll application will be able to use the printer. What should you do?（） Configure the share name for ChkPrinter to be ChkPrinter$. Configure the payroll applicationto print to this new share name.。 Configure ChkPrinter so that it is available only from 5：00 P.M to 5：30 P.M。 Configure ChkPrinter to allow the HRserv domain account print permissions for ChkPrinter. Remove print permissions for the Everyone group.。 Configure ChkPrinter to allow all HRserv domain accounts Print permissions for ChkPrinter. Change the permissions to deny print on ChkPrinter for the Everyone group.。
行政单位政府采购适用于竞争性谈判的情形有（）。
