The Quality Center has 4 basic modules and 2 additional modules.The 4 basic modules are1.Requirement2.Test Plan3.Test Lab4.DefectThe 2 additional modules are1.Business Components(Used to business process testing)2.dash board(for real time project tracking)
HP Quality Center Enterprise Edition (formerly HP TestDirector for Quality Center software): Suitable for mainstream QA organizations that may not have expanded globally and may not yet be managing large, complex QA initiatives.