单项选择题
An application architecture specifies the technologies to
be used to implement one or more information systems. It serves as an outline
for detailed design, construction, andimplementation. Given the models and
details, include ______, we can distribute data andprocesses to create a general
design of application architecture. The design will normally beconstrained by
architecture standards, project objectives, and ______. The first physical DFDto
be drawn is the ______. The next step is to distribute data stores to different
processors. Data______ are two types of distributed data which most RDBMSs
support. There are manydistribution options used in data distribution. In the
case of ______, we should record each tableas a data store on the physical DFD
and connect each to the appropriate server.
A. storing all data on a single server
B. storing specific tables on different servers
C. storing subsets of specific tables on different servers
D. duplicating specific tables or subsets on different servers