面向对象技术中，封装性是一种（）。 ["封装技术","信息隐藏技术","组合技术","传递技术"]
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？
第一台数字电子计算机ENIAC，于在（）美国诞生。 ["1942年","1951年","1946年","1949年"]
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."]
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