1) What are the problems with the “horizontal” and “vertical” solutions to the h
ID: 3917931 • Letter: 1
Question
1) What are the problems with the “horizontal” and “vertical” solutions to the handling of multiple relationships as described in the chapter?
2) What expectation should there be for a database management system with regard to handling data control issues such as data security, backup and recovery, and concurrency control? Why?
3) Give an example of and describe an application that would require sequential access in:
a- The university environment
b- The insurance company environment
c- The furniture store environment
4)Give an example of and describe an application that would require direct access in:
a- The university environment
b- The insurance company environment
c- The furniture store environment
Explanation / Answer
As it is not said which questions are to be answered, I'll just answer the first question here.
The problems with horizontal solutions are as follows:
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