MSCA 70-291 Windows Server 2003 Exam Prep

Answer - B - The replication that occurs between sites is known as Intra-site replication.

Key Takeaway: The Active Directory Knowledge Consistency Checker, or KCC, builds the inter-site replication topology using the least-cost spanning tree design. This replication is optimized for bandwidth efficiency. Directory updates between sites occur automatically based on a configurable schedule. These updates replicated between sites are compressed to preserve bandwidth.