Distributed Databases Some of the columns of a relation are at different sites is which of the following? Data Replication Vertical Partitioning Horizontal and Vertical Partitioning Horizontal Partitioning Data Replication Vertical Partitioning Horizontal and Vertical Partitioning Horizontal Partitioning ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases A heterogeneous distributed database is which of the following? The same DBMS is used at each location and data are not distributed across all nodes. A different DBMS is used at each location and data are distributed across all nodes. The same DBMS is used at each location and data are distributed across all nodes. A different DBMS is used at each location and data are not distributed across all nodes. The same DBMS is used at each location and data are not distributed across all nodes. A different DBMS is used at each location and data are distributed across all nodes. The same DBMS is used at each location and data are distributed across all nodes. A different DBMS is used at each location and data are not distributed across all nodes. ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases A distributed database has which of the following advantages over a centralized database? Software complexity Software cost Slow Response Modular growth Software complexity Software cost Slow Response Modular growth ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases A distributed unit of work allows various statements within a unit of work to refer to multiple remote DBMS locations. True False True False ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases An increasingly popular option for data distribution as well as for fault tolerance of any database is to store a separate copy of the database at each of two or more sites. True False True False ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Storing a separate copy of the database at multiple locations is which of the following? Vertical Partitioning Data Replication Horizontal and Vertical Partitioning Horizontal Partitioning Vertical Partitioning Data Replication Horizontal and Vertical Partitioning Horizontal Partitioning ANSWER DOWNLOAD EXAMIANS APP
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