5. How to add additional Domain Controller in a remote site with slower WAN link? 6. How do we install Active Directory in Windows 7 Computer? 7. What are the prerequisites to install Active Directory in a Server? 8. What is FSMO role? (Or what are Single Master Operations / Flexible Single Master Operations / Operations Master Role / SMO / OMR?) 9. Explain Infrastructure Master Role. What will be the impact if DC with Infrastructure Master Role goes down? 10. What are the two forest specific FSMO roles? 11. Which FSMO role directly impacting the consistency of Group Policy? 12. I want to promote a new additional Domain Controller in an existing domain. Which are the groups I should be a member of? 13. Tell me one easiest way to check all the 5 FSMO roles.