Development starts from scratch with the traditional file processing approach because new file formats, descriptions, and file access logic must be designed for each new program.
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Q37: E. F. Codd developed the relational model
Q38: Database development begins with _, which establishes
Q39: The most common source of database failures
Q40: In a file processing environment, descriptions for
Q41: A data warehouse derives its data from:
A)
Q43: Determining the structure of data and the
Q44: _ do NOT concentrate on determining the
Q45: The three-schema approach includes which of the
Q46: Many of the disadvantages of file processing
Q47: Metadata are data that describe the properties
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