You have a computer that runs Windows XP Professional. You connect one local print device and install a printer. You share the printer. You need to give a user the ability to manage all new print jobs submitted to the printer. Your solution must prevent the user from installing additional local printers. What should you do?（） ["In the printer properties, assign the Manage Printers permission to the user.","In the printer properties, assign the Manage Documents permission to the user.","From the Local Users and Groups snap-in, add the user to the Power Users group.","From the Local Users and Groups snap-in, add the user to the Replicators group."]
何谓膜分离技术？在酶的生产中有何应用？
Which of the following routing protocols are less likely prone routing loops and network reachability problems when used in discontiguous networks?（） [" IGRP"," CDP"," OSPF"," RIP v1"," RIP v2"," EIGRP"]
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"]
在易飞ERP存货管理子系统中，录入的领料单记录存货管理子系统的领料情况，同时存货管理子系统的原材料库存（）。
