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Part A:
Describe a scenario where you might use a database rather than a file system to store data. Explain why you would choose to use a database
Why should a person developing a relational database use keys in their relational database model?
Part B:
How would you use an Entity Relationship Diagram (ERD) as a part of the design of a database application? Do you think it is necessary to utilize the ERD in the process of designing all types of database applications?
Why is it so important to choose the correct Data Type for each field in the database? What kinds of problems could choosing an incorrect Data Type cause?
Part C:
Discuss some ways that data might be filtered using a query to aid in making decisions. Explain your answer.
Identify and describe two scenarios where you might use a form in a database application. Explain why you would use a form in these examples.
Part D:
Identify and discuss the steps you would take to test a database application.
Discuss the importance of planning the implementation of a database application. What are some of the pitfalls of not planning for the implementation of a database application?
Structured Methodologies, Data Flow Diagrams, Entity Relationship diagrams, Structured English, Decision Tables and Cohesion/coupling.
what is lan based database management system ltbrgtgive an example of lan based database management system with a
Need a three-level schema architecture for the Company that provide better security also design a data abstraction
given the file structure shown in figure p1.1 answer problems 1-4.1.how many records does the file contain? how many
To analyse a set of data, and write a memo, identifying and explaining your insights into the operation of Todd Restaurants.
Summarize the difference between on-line transaction processing (OLTP) and online analytic processing (OLAP), and their relationship among business intelligence, data warehousing and data mining.
Determine the manufacturing overhead cost per unit of each of the companys two products under the traditional costing system.
Explain the statement that relational algebra operators can be com-posed. Why is the ability to compose operators important?
SQL implements VPD using the VIEW object while Oracle10g provides specific functions for row-level security and fine-grained access.
A database is to be created for University to monitor students' progress throughout their course of study. Students are reading for degree (such as BTech, BTech(Hons) MCA, etc) within framework of modular system.
Create a data warehouse for electronics store chain. The chain has 20 stores in 5 cities. Each store has different sections including computers, DVDs, TVs, audio, home appliances etc.
Design and develop a database using professional principles and standards. Provide a logical and physical design of the database.
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