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Question
In a relational databasea. the user's view of the physical database is the same as the physical database
b. users perceive that they are manipulating a single table
c. a virtual table exists in the form of rows and columns of a table stored on the disk
d. a programming language (COBOL) is used to create a user's view of the database
Answer
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b. focus on output controls such as independent verification because internal processing controls are known to be correct since best practices are used..
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d. need not review access levels granted to users since these are determined when the system is configured and never change.
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Separating the data warehouse from the operations databases occurs for all of the following reasons except
a. to make the management of the databases more economical
b. to increase the efficiency of data mining processes
c. to integrate legacy system data into a form that permits entity-wide analysis
d. to permit the integration of data from diverse sources
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Why does the payroll process lend itself to batch processing?
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Legacy systems are
a. old manual systems that are still in place.
b. flat file mainframe systems developed before client-server computing became standard.
c. stable database systems after debugging.
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The recommended data architecture for an ERP includes separate operational and data warehouse databases.
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