Distributed Databases Databases that are stored on computers at multiple locations and are not interconnected by a network are known as distributed databases. True False True False ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Replication should be used when which of the following exist? The application's data can be somewhat out-of-date. All of these When using many nodes with different operating systems and DBMSs and database designs. When transmission speeds and capacity in a network prohibit frequent refreshing of large tables. The application's data can be somewhat out-of-date. All of these When using many nodes with different operating systems and DBMSs and database designs. When transmission speeds and capacity in a network prohibit frequent refreshing of large tables. ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases With failure transparency, all of the actions of a transaction are committed or none of them are committed. False True False True ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Replication may use either synchronous or asynchronous distributed database technologies, although asynchronous technologies are more typical in a replicated environment. False True False True ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases A heterogeneous distributed database is which of the following? 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 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 not 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 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 not distributed across all nodes. ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Some of the columns of a relation are at different sites is which of the following? Horizontal and Vertical Partitioning Horizontal Partitioning Vertical Partitioning Data Replication Horizontal and Vertical Partitioning Horizontal Partitioning Vertical Partitioning Data Replication ANSWER DOWNLOAD EXAMIANS APP
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