Replication should be used when which of the following exist?
A.When transmission speeds and capacity in a network prohibit frequent refreshing of large tables.
B.When using many nodes with different operating systems and DBMSs and database designs.
C.The application's data can be somewhat out-of-date.
D.All of the above.
Answer:C
Replication should be used when which of the following exist?
A.When transmission speeds and capacity in a network prohibit frequent refreshing of large tables. B.When using many nodes with different operating systems and DBMSs and database designs. C.The application's data can be somewhat out-of-date. D.All of the above.