This exam is part of the Server Infrastructure MSCE exam and is the first of two exams. I have added some resources for those that wish to study to this exam down below J
If you wish you should buy this book as well it is a complete study guide book for the exam
http://www.amazon.co.uk/Exam-Ref-70-413-Implementing-Infrastructure/dp/0735673675/ref=sr_1_1?ie=UTF8&qid=1363123655&sr=8-1
(I have this book and its okay, it covers the exam objectives and nothing more)
CBTNuggets also has a video series for the certification as well
http://cbtnuggets.com/it-training-videos/microsoft/series/microsoft-windows-server-2012-70-413
You can also reach out to the study group community on Microsoft
http://borntolearn.mslearn.net/certification/server/w/wiki/496.413-designing-and-implementing-a-server-infrastructure.aspx#fbid=gMVg4JmZ6y_
DHCP resources:
http://blogs.technet.com/b/teamdhcp/archive/2012/07/15/bringing-powershell-to-dhcp-server.aspx
AD DS Powershell & Management
http://technet.microsoft.com/en-us/library/hh852274.aspx
http://technet.microsoft.com/en-us/library/hh831702.aspx
http://technet.microsoft.com/en-us/library/jj134150.aspx
http://technet.microsoft.com/en-us/library/jj134156.aspx
Radius NPS 2012
http://technet.microsoft.com/en-us/library/cc755248.aspx
http://technet.microsoft.com/en-us/library/cc731320.aspx
IPAM:
http://technet.microsoft.com/en-us/library/hh831353.aspx
http://technet.microsoft.com/en-us/library/hh831622.aspx
NPS:
http://technet.microsoft.com/en-us/library/hh831683.aspx
http://technet.microsoft.com/en-us/library/cc726008.aspx
http://technet.microsoft.com/en-us/library/cc753389(v=ws.10).aspx
Deduplication
http://msdn.microsoft.com/en-us/library/windows/desktop/hh769303(v=vs.85).aspx
Rendom:
http://technet.microsoft.com/en-us/library/cc732097(v=ws.10).aspx
Read-Only Domain Controllers:
http://technet.microsoft.com/en-us/library/jj574152.aspx
http://msdn.microsoft.com/en-us/library/windows/desktop/bb891956(v=vs.85).aspx
http://support.microsoft.com/kb/949257
Active Directory cloning:
http://blogs.technet.com/b/askpfeplat/archive/2012/10/01/virtual-domain-controller-cloning-in-windows-server-2012.aspx
WDS 2012:
http://technet.microsoft.com/en-us/library/hh831764.aspx
http://technet.microsoft.com/en-us/library/cc771324(v=ws.10).aspx
DNS 2012:
http://technet.microsoft.com/en-us/library/hh831667.aspx
http://technet.microsoft.com/en-us/library/ee683892(v=ws.10).aspx
http://technet.microsoft.com/en-us/library/cc728412(v=ws.10).aspx
DNSSEC
http://technet.microsoft.com/en-us/library/jj200221.aspx
BranchCache
http://technet.microsoft.com/en-us/library/dd637832(v=ws.10).aspx
iSCSI
http://blogs.technet.com/b/filecab/archive/2012/05/21/introduction-of-iscsi-target-in-windows-server-2012.aspx
DFS
http://blogs.technet.com/b/josebda/archive/2009/03/10/the-basics-of-the-windows-server-2008-distributed-file-system-dfs.aspx
http://blogs.technet.com/b/askds/archive/2011/09/16/active-directory-site-topology-not-just-for-dcs.aspx
Group Policy
http://blogs.technet.com/b/askds/archive/2013/02/08/circle-back-to-loopback.aspx
CMAK
http://technet.microsoft.com/en-us/library/cc726035(v=ws.10).aspx