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 A distributed database has which of the following advantages over a centralized database? Modular growth Software complexity Slow Response Software cost Modular growth Software complexity Slow Response Software cost ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Which of the following is not one of the stages in the evolution of distributed DBMS? Remote unit of work Distributed unit of Work Distributed request Unit of work Remote unit of work Distributed unit of Work Distributed request Unit of work ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases Location transparency allows for which of the following? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases The problem of concurrency control is more complex in a distributed database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Distributed Databases With asynchronous technology, if any copy of a data item is updated anywhere on the network, the same update is immediately applied to all other copies or it is aborted. False True False True ANSWER DOWNLOAD EXAMIANS APP
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