柴油发动机可以按照多种方式进行分类，其中空冷式发动机是按哪个分类方式加以区分的（）。 工作方式。 燃烧方式。 冷却方式。 增压方式。
丰田威驰发动机采用的是（）点火线圈。 开磁路。 闭磁路。 A、B都正确。 A、B都不正确。
You are the administrator for your company's network. The network is configured as shown in the exhibit. You want to install Windows 2000 Professional on 20 new PXE-compliant computers on the marketing segment of your network. The new computers do not have operating systems installed. You create a RIS image. You load the image onto the RIS server. You then start the new computers. You find that the new computers cannot connect to the RIS server. You verify that the new computers cannot connect to the RIS server. You verify that the existing client computers in the network can connect to the network servers, including the RIS server. You want to enable the new computers to connect to the RIS server. What should you do? （） Add a Windows 2000 Server computer running WINS to the network. 。 Add a Windows 2000 Server computer running DHCP to the network. 。 Add the domain Everyone group to the RIS OS image security settings. 。 Place the new computers on the same segment as the RIS server.&e。
在候选码中的每个属性被称为（）属性，不在任何候选码中的每个属性被称为（）属性。
在刚启动Photoshop之时，马上同时按住下列哪3个键，接着弹出对话框，在对话框中单击“是”按钮就可以删除Adobe Photoshop的设置文件夹？（软件的所有设置就会恢复到初始的状态）（） Shift+Alt+Control。 Tab+Alt+Control。 Shift+Enturn+Control。 Shift+Alt+Delete。
无形资产是指事业单位持有的没有实物形态的可辨认非货币性资产，包括（）。
