教育和科技在现代化建设中具有（）的作用。 ["群众性、社会性、广泛性","科学性、前瞻性、预见性","目的性、效益性、价值性","基础性、先导性、全局性"]
请说明管理层次与幅度的含义。
沉管灌注桩在施工过程中，拔管速度过快不会引起哪项问题（） ["缩颈","夹泥","断桩","吊脚桩"]
简述由个体构成团体并维系团体生存与发展的基本条件。
You are creating an ASP.NET web application that hosts several Windows Communication Foundation (WCF) services. The services have ASP.NET Compatibility Mode enabled. Users authenticate with the Web application by using a cookie-based ASP.NET Forms Authentication model. You add a service file named Authentication.svc that contains the following code segment: <%@ ServiceHost Service="System.Web.ApplicationServices.AuthenticationService" Factory="System.Web.ApplicationServices.ApplicationServicesHostFactory" %> You need to ensure that users can access the WCF services without having to re-authenticate. Which two configuration settings should you add? (Each is part of a complete solution. Choose two.)（） [" In the system web. Extensions scripting\/webServices\/authenticationService element, set the enabled attribute to true."," In the system web. Extensions scripting\/webServices\/profileService element, set the enabled attribute to true."," Add a service endpoint with basicHttpBinding for the contract System.Web.ApplicationServices.AuthenticationService."," Add a custom service behavior named AuthenticationService Type Behaviors with a service AuthenticationManager element that has service AuthenticationManagerType set to System.Web.Security.SQL Membership Provider"]
花间词派
