下面哪句话最准确地概括了结构化方法的核心思想（）。 由分解到抽象。 自顶向下，由粗到细，逐步求精。 自顶向下，由细到粗，逐步抽象。 自下而上，由抽象到具体。
Your network consists of a single Active Directory domain. The network includes a branch office named Branch1. Branch1 contains a Read-only Domain Controller （RODC） named Server1. A global group named Branch1？admins contains the user accounts for administrators. Administrators manage the client computers and servers in Branch1. You need to recommend a solution for delegating control of Server1. Your solution must meet the following requirements： èAllow the members of the Branch1-admins group to administer Server1； including， change device drivers and install operating system updates by using Windows Update. èProvide the Branch1-admins group rights on Server1 only. èPrevent Branch1-admins group from modifying Active Directory objects. What should you recommend？（） Add the Branch1-admins global group to the Server Operators built-in local group.。 Add the members of the Branch1-admins global group to the Administrators built-in local group of Server1.。 Grant Full Control permission on the Server1 computer object in the domain to the Branch1-admins group.。 Move the Server1 computer object to a new organizational unit （OU） named Branch1-servers.Grant Full Control permission on the Branch1-servers OU to the Branch1-admins group.。
旗语信号是哪两种颜色（） 红、黄。 黑、黄。 兰、绿。 红、绿。
如何避免电晕现象？
一般来说，期货市场的组织结构包括（）。 期货交易所。 清算所。 经纪人。 交易者。 监管机构。
下列说法不正确的是（）
