Distributed Databases
Storing a separate copy of the database at multiple locations is which of the following?

Horizontal Partitioning
Horizontal and Vertical Partitioning
Data Replication
Vertical Partitioning

ANSWER DOWNLOAD EXAMIANS APP

Distributed Databases
Which of the following is a disadvantage of replication?

If the database fails at one site, a copy can be located at another site.
Each transaction may proceed without coordination across the network.
Each site must have the same storage capacity.
Reduced network traffic

ANSWER DOWNLOAD EXAMIANS APP