Which of the following defines heterogeneous distributed database?
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
Correct answer is A
No explanation has been provided for this answer.