采用单价合同招标时，对于投标书中明显的数字计算错误，业主有权利先做修改再投标，当总价和单价的计算结果不一致时，以单价为准调整总价，这体现了单价合同的（）特点。 工程量优先。 总价优先。 单价优先。 风险均摊。
You have a computer that runs Windows 7. You manually create a system restore point. You need torestore a copy of a file stored on drive C from two days ago. You must achieve this goal in the minimumamount of time. What should you do?（） From Recovery, select System Restore.。 From Backup and Restore, select Restore my files.。 From the command prompt, run Wbadmin get items.。 From the properties of the file, select Previous Versions.。
维生素K的止血作用是由于其能（） 促进血小板生成。 增强毛细血管抵抗力。 参与凝血酶的合成。 抗纤维蛋白溶解。
在ERP系统中，供应商管理模块一般包括（）内容。 供应商评价。 供应商信息。 供应商选择。 以上选项都包括。
You work as a Web Developer at Certkiller.com. You are in the process of creating a Webapplication using Microsoft ASP.NET 3.5. You host the Web application in Microsoft Internet Information Services （IIS） 6.0. You browse theapplication and receive the following error message： Server Application Unavailable The web application you are attempting to access on this web server is currently unavailable.Please hit the "Refresh" button in your web browser to retry your request. You view the Application event log and discover the following message： It is not possible to run two different versions of ASP.NET in the same IIS process. Please use theIIS Administration Tool to reconfigure your server to run the application in a separate process. To ensure productivity you need to solve this problem as quick as possible. What should you do？（） You should change the IIS isolation mode.。 You should assign the application to another application pool.。 You should configure all applications that are part of your application's application pool in orderto use the same version of ASP.NET.。 You should run the Aspnet_regiis.exe Tool.。 You should restart the application pool that hosts the application.。
主题和材料的基本关系是（）
