注册两个及以上专业的，每增加一个专业还应参加所增加必修课（）学时，选修课（）学时 A.20，20 。 B.20，30 。 C.30，30 。 D.30，40。
《预防重大工业事故公约》的发布机构是（） 国际劳工组织。 联合国。 国际标准化组织。 国际卫生组织。
You are a network administrator for your company. All servers run Windows Server 2003. A server named Server2 functions as a print server on the network. A high-speed color print device is attached to Server2. You configure a printer named ColorPrinter on Server2. Several other printers are also configured on Server2. The configuration of ColorPrinter is shown in the exhibit.(Click the Exhibit button.) Users in the marketing department report that when they print large files that contain multiple graphics, the documents print very slowly, pausing for several seconds between each page. You need to minimize the impact that large print jobs have on the performance of the printer. You need to achieve this goal by using the least administrative effort. What should you do?（） Create a printer pool that includes an additional printer of the same type as ColorPrinter.。 Add a second printer to Server2 that prints to the same print device as ColorPrinter. Instruct marketing users to submit large print jobs to one device and smaller print jobs to the other.。 Configure ColorPrinter to start printing after the last page is spooled.。 Increase the priority of ColorPrinter so that it is higher than all other printers.。
You are planning the migration of an existing application to Windows Azure. The application includes a trace listener that produces log files. The log files must be transferred to the Windows Azure Storage service each day with the minimum amount of effort. You need to recommend an approach for transferring the log files. What should you recommend？（） Perform on-demand transfers of custom error logs.。 Perform on-demand transfers of Windows Azure logs.。 Configure scheduled transfers of custom error logs.。 Configure scheduled transfers of Windows event logs.。
施工索赔证据应该具备（）的基本要求。 真实性。 及时性。 全面性。 有效性。 可靠性。
克拉维酸是（）的抑制剂。
