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An organization wants to enforce data integrity principles
and achieve faster performance/execution in a database
application. Which of the following design principles should
be applied?
A. User (customized) triggers
B. Data validation at the front end
C. Data validation at the back end
D. Referential integrity
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Answer: D
Referential integrity should be implemented at the time of
the design of the database to provide a faster execution
mechanism. All other options are implemented at the
application coding stage.
| Is This Answer Correct ? | 13 Yes | 0 No |
A manufacturing firm wants to automate its invoice payment system. Objectives state that the system should require considerably less time for review and authorization and the system should be capable of identifying errors that require follow up. Which of the following would BEST meet these objectives? A. Establishing an inter-networked system of client servers with suppliers for increased efficiencies B. Outsourcing the function to a firm specializing in automated payments and accounts receivable/invoice processing C. Establishing an EDI system of electronic business documents and transactions with key suppliers, computer to computer, in a standard format D. Reengineering the existing processing and redesigning the existing system
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