单项选择题 You are developing a web service that will run on a single instance of a Windows Azure worker role.  When interacting with external clients during the testing phase， the service encounters errors that may be related to the format of the HTTP payload.  You need to recommend an approach that allows developers to monitor the services HTTP traffic in real-time.  What should you recommend？（）

单项选择题 You are planning to migrate an existing web application to Windows Azure.  The application consists of an ASP.NET web application and a set of native Win32 Windows Services that provide data to the application by using named pipes. The Windows Services cannot be modified.  You need to recommend a strategy for migrating the application to Windows Azure.  What should you recommend？（）

多项选择题 You are designing a Windows Azure web application.  All users authenticate by using their Active Directory Domain Services （AD DS） credentials.  You need to recommend an approach for enabling single sign-on for domain-authenticated users.   Which two actions should you recommend？（）