You have a computer that runs Windows XP Professional. You attempt to install a device driver for a new printer and receive the error message shown in the exhibit. You need to ensure that you can install the device driver. What should you do?（） ["Add your user account to the local Power Users group.","Add your user account to the local Administrators group.","From the Device Manager, uninstall the current display driver.","From the System properties, modify the Driver Signing option."]
烧死的内部征象有哪些？
“控制下交付”有什么作用？（） ["有助于使贩毒集团成员全部暴露在侦查视线之内","有助于选择破获全案的突破口","有助于掌握毒品犯罪的有关情况，如贩毒路线、贩毒手法及贩毒活动的规律、特点","有助于抓获贩毒团伙的主犯，把贩毒分子一网打尽","有助于侦察人员自身安全"]
关于周转性材料消耗量的说法，正确的是（）。 ["周转性材料的消耗量是指材料使用量","周转性材料的消耗量应当用材料的一次使用量和摊销量两个指标表示","周转性材料的摊销量供施工企业组织使用","周转性材料的消耗与周转使用次数无关"]
A routing table contains static, RIP, and IGRP routes destined to the same network with each route set to its default administrative distance. Which route will be the preferred route?（） [" The RIP route"," The static route"," The IGRP route"," All three will load balance."]
什么是物料需求计划（MRP）采购？
