You need to design a remote access strategy for the customer support users when they work from home. Your solution must meet security requirements. What should you do？（） Deploy an L2TP/IPsec VPN server in each call center. Configure the portable computers as L2TP VPN clients。 Create IPSec tunnel mode connections between the customer support users home and the company’s Internet-facing routers。 Create IP packet filters on the company’s Internet-facing routers to allow the Remote Desktop Protocol （RDP）.Create IPSec filters on the terminal servers to allow only connections that use RDP。 Create IP packet filters on the company’s Internet-facing routers to allow the IPSec protocols. Assign the Secure Server （Require Security） IPSec policy to the terminal servers. Assign the Client （Respond only） IPSec policy to the portable computer。
如何运用发现教学法设计教学？
在Photoshop中，使用（），可以将如图所示左边的图像制作成右边的效果。（从下边的四个滤镜中选择）
You are developing a Web control. The Web control captures user address information in a Web application. You create a class named AddressControl that inherits from CompositeControl. This control consists of child controls.You need to ensure that the child controls are properly output to the browser.Developers using your control must be able to set the appropriate text for labels. In addition, they must be able to pull user address information from the associated text boxes during postback. What should you do?（） Override the EnsureChildControls method of the base class. Add the child controls to the base container.。 Override the CreateControlCollection method of the base class. Add the child controls to the ControlCollection class。 Override the CreateChildControls method of the base class. Add the child controls to the base container.。 Override the DataBindChildren method of the base class. Add the child controls to the ControlCollection class.。
关于DB模式下列说法正确的有（） 对于业主来说工期不可控制。 确定进度付款易产生争议。 对于承包商来说，DB干好利润大，同时责任大，风险大。 设计变更导致分项间的调整难度大。 DB模式具有责任单一性的特点。
工人工作时间消耗定额中，（）是与产品生产无关，而与施工组织和技术上的缺陷有关，与工人在施工过程中的个人过失或某些偶然因素有关的时间消耗。
