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Costs of implementing a database system | Database management systems homework help

  1. How is CRUD used in the analysis of requirements?
  2. What are the potential costs of implementing a database system?
  3. What are data definition languages (DDLs)? How are they related to DBMSs (Data Base Management System)?
  4. Under what circumstances would you not want to normalize a table?
  5. What is denormalization and why would we even want to use it? Why (when) is denormalization a better choice than normalization? (Or why not?)
  6. Operating workers (lower-level employees) need more non-financial data than financial data to do their jobs. True or false?
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