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Unformatted text preview: Location (in box shape) [Note that different configurations are possible for the E-R diagram.] C) Why is the underlying data structure of its information important to businesses such as DC?- the nature of the underlying data structure affects the ability to use certain types of software, e.g. specially designed sequential data can be accessed only by the application software that is programmed to access it e.g. information in databases may be accessible only by the database management system that was used to store the data- management needs to be aware of data access capabilities when choosing software- management needs to be informed of the costs of accessing data in particular types of software- if an inappropriate data storage and access method is chosen, companies can increase their costs- if an inappropriate data storage and access method is chosen, efficiency and customer service can suffer 1...
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This note was uploaded on 04/11/2011 for the course ADMS 2511 taught by Professor Jiu during the Spring '09 term at York University.
- Spring '09