Which of the following defines heterogeneous distributed database?

Question 1 Report

Same DBMS is used at each location but data are not distributed across all nodes.

Same DBSM is used at each location with data distributed across all nodes.

Different DBSM is used at each location and data are not distributed across all nodes.

Different DBSM is used at each location and data are distributed across all nodes

Everything you need to excel in JAMB, WAEC & NECO