Exam Profile: MCSA/MCSE Implementing and Administering Security in a Microsoft Windows Server 2003 Network (70-299)
As with any exam, it will vary from person to person as to what is deemed to be difficult. While one person may have trouble with certificates, another will find group policy to be hard to understand. There are no real issues with this exam that you need to watch for other than to know the objectives. Hands-on experience that deals with managing and maintaining a Windows network will be of immense value.