What is the minimum amount of memory recommended for a vCenter 4 server?

A.
3GB

B.
1GB

C.
2MB

D.
2GB

Explanation:
Getting Started with ESX, ESX 4.0, vCenter Server 4.0, page 16 Minimum Requirements for vCenter Server
* CPU – 2 CPUs
* Processor – 2.0GHz or faster Intel or AMD processor. Processor requirements might be higher if the database runs on the same machine.
* Memory – 3GB RAM. Memory requirements might be higher if the database runs on the same machine.
* Disk storage – 2GB. Disk requirements might be higher if the database runs on the same machine.