IT 260 Entire Course
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IT 260 Week 1 DQs
IT 260 Week 1 Short Answer Worksheet
IT 260 Week 3 DQs
IT 260 Week 5 DQs
IT 260 Week 7 DQs
IT 260 Capstone Discussion Question
IT 260 Appendix B only
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IT 260 Week 1 DQs
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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.
• What is data redundancy? Explain an issue with data redundancy and its effect on a business. Why should a person developing a relational database use keys in their relational database model?
•Explain advantages to using the relational database model to manage your data.
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IT 260 Week 3 DQs
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There are databases used for all sorts of purposes such as online banking, social networking Web sites, and human resource records. Identify and describe two data entities used in your place of work or personal life.
• 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?
• Identify a relationship type supported by the Entity Relationship Diagram (ERD) and describe how it might be used in a database.
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IT 260 Week 5 DQs
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Identify and describe...