在ImageReady中从点燃引线然后爆炸开，在这个过程中，至少要用到多少个图层？（不包括背景图层）（） 1个图层。 2个图层。 6个图层。
三级耐火等级的（）等多层民用建筑层数不应超过二层。 商店。 电影院。 礼堂。 菜市场。 食堂。
You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). On Server1, you have the following backup schedule: ·Normal backups every Saturday at 01:00 ·Differential backups every weekday at 02:00, except on Saturday You need to perform a complete manual backup of Server1 on Tuesday. The backup must not change which files are backed up during the next scheduled backup. Which type of backup should you perform? （） copy。 daily。 incremental。 normal。
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。
1919年五四运动之后，特别是“六〃三”以后，（）以独立的姿态登上了政治舞台，成为运动的主力军。 青年学生。 知识分子。 工人阶级。 农民阶级。
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（）。
