通过对图层的链接，可以将两个或多个图层或组链接在一起，链接的图层在某些操作（缩放、移动）上保持关联，直至取消它们的链接为止。
常用脱水药有哪些？简述脱水药的共同特点。
You are the administrator of your company’s network. You network has five Windows 2000 server computers and 75 Windows 2000 Professional computers. The Windows 2000 Professional computers were installed by using a RIS image on one of the Windows 2000 Server computers. You need to upgrade several applications on the Windows 2000 Professional computers. The applications do not have built-in support for scripted installations. You want to accomplish the following goals: An unattended installation of the upgraded applications will be performed on the Windows 20000 Professional computers. Existing user environments will be maintained on the Windows 2000 Professional computers. The network name of each Windows 2000 Professional computer will be changed to match its asset tag. The RIS image and the upgraded applications will be enabled as they are added to the network. You take the following actions: Install the RIS image on a Windows 20000 Professional computer named Computer1. Install the upgraded applications on Computers1. Change the network name of Computer1 to %DMI-SERIAL_NUM%. Run RIPrep.exe on Computer1 to load the RIS image on to the RIS server. Start all of the Windows 2000 Professional computers, and then load the RIS image from the RIS server. Which result or results do these actions produce?() An unattended installation of the upgraded applications will be performed on the Windows 2000 Professional computers.。 Existing user environments will be maintained on the Windows 2000 Professional computers.。 The network name of each Windows 2000 Professional computer will be changed to matchIts asset tag.。 The RIS image and the upgraded applications will be enabled as they are added to the N.etwork.。
斯塔夫里阿诺斯《全球通史》：“事实上，20世纪80年代戈尔巴乔夫的改革可以说与20世纪30年代罗斯福总统的新政很相似。”俄罗斯有关组织民调显示，认为戈尔巴乔夫改革与苏联解体有密切关系的2011年为42%，2013年为31%。这说明（）。 阶级立场影响对历史的评判。 全球史观能客观公正评价历史。 史学家专著更接近历史真实。 认识角度会影响对历史的评判。
You are a network administrator for Litware， Inc. The company’s main office is located in Lima， and branch offices are located in five other cities. The network consists of a single DNS domain named litwareinc.com. The network configuration is shown in the exhibit. （Click the Exhibit button.） All network servers run Windows Server 2003. All client computer IP addresses are assigned by using a DHCP server that is located in each office. Client computers are reimaged often and are assigned new names each time they are reimaged. All client computers are configured to reference their local DNS server as the preferred DNS server and to reference the central DNS server as the alternate DNS server.A primary zone for litwareinc.com is configured on a server in the Lima office. Secondary zones are configured on a server in each branch office. The retry interval， the refresh interval， the expiration interval， and the default minimum Time to Live （TTL） interval are configured with the default settings.Network bandwidth utilization averages 40 percent. The network connection between the Lima office and the Bogota office fails an average of twice per day.Users in the Bogota office occasionally receive incorrect responses to queries against the local DNS server when the network connection is interrupted during a zone transfer. You need to change the configuration of the start of authority （SOA） resource record for litwareinc.com. In addition， you need to reduce the possibility that users can query local DNS zones before successful zone transfers occur. What should you do？（） Change the retry interval to 12 hours.。 Change the default minimum Time to Live(TTL) to 2 days.。 Change the refresh interval to 2 days.。 Change the expiration interval to 12 hours.。
您有一台运行 Windows 7 的计算机。您需要当允许通过“Windows 防火墙”进行传入连接时进行记录。您应该怎么做？（）
