Distributed Databases The problem of concurrency control is more complex in a distributed database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Location transparency allows for which of the following? Programmers to treat the data as if it is at one location All of these Users to treat the data as if it is at one location Managers to treat the data as if it is at one location Programmers to treat the data as if it is at one location All of these Users to treat the data as if it is at one location Managers to treat the data as if it is at one location ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Asynchronous technology can result in unsatisfactorily slow response time because the distributed DBMS is spending considerable time checking that an update is accurately and completely propagated across the network. True False True False ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases The semijoin approach saves network traffic. False True False True ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases An autonomous homogenous environment is which of the following? A different DBMS is at each node and each DBMS works independently. The same DBMS is at each node and a central DBMS coordinates database access. A different DBMS is at each node and a central DBMS coordinates database access. The same DBMS is at each node and each DBMS works independently. A different DBMS is at each node and each DBMS works independently. The same DBMS is at each node and a central DBMS coordinates database access. A different DBMS is at each node and a central DBMS coordinates database access. The same DBMS is at each node and each DBMS works independently. ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases A distributed database is which of the following? A single logical database that is limited to one location. A single logical database that is spread to multiple locations and is interconnected by a network A loose collection of file that is limited to one location. A loose collection of file that is spread to multiple locations and is interconnected by a network A single logical database that is limited to one location. A single logical database that is spread to multiple locations and is interconnected by a network A loose collection of file that is limited to one location. A loose collection of file that is spread to multiple locations and is interconnected by a network ANSWER DOWNLOAD EXAMIANS APP
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