IBM Exam Questions

What term best describes this topology?

A company has its retail business applications running on IBM WebSphere MQ infrastructure
across heterogeneous platforms. After a recent failure, the company set up a failover mechanism
where a centrally located z/OS server hosts the main application and applications on other servers
connect to the main application using distributed queuing. What term best describes this topology?

A.
Star

B.
Cluster

C.
Point to Point

D.
Hub and Spoke