Modern Systems Analysis And Design 6th Edition By Jeffry E.Hoofer -Test Bank
Modern Systems Analysis and Design, 6e (Hoffer, et al.)
Chapter 9 Designing Databases
1) One of the purposes of database design is to choose data storage technologies that will efficiently, accurately, and securely process database activities.
Answer: TRUE
Diff: 2 Page Ref: 324
2) The selection of data storage technologies is made during the systems implementation and operation phase.
Answer: FALSE
Diff: 2 Page Ref: 324
3) The network model is the most common style for a logical database model.
Answer: FALSE
Diff: 2 Page Ref: 324
4) Conceptual modeling is performed during systems design.
Answer: FALSE
Diff: 2 Page Ref: 325
5) Generally speaking, logical and physical database design is performed in parallel with other systems design steps.
Answer: TRUE
Diff: 1 Page Ref: 324
6) Normalization helps build a data model that is simple, not redundant, and requires minimum maintenance.
Answer: TRUE
Diff: 2 Page Ref: 331
7) During logic modeling, the normalized data requirements from all user interfaces are combined into one consolidated logical database model.
Answer: FALSE
Diff: 2 Page Ref: 331
8) The selection of the appropriate storage format for each attribute from the logical database model is made during physical database design.
Answer: TRUE
Diff: 2 Page Ref: 326
9) In general, data structure refers to grouping attributes from the logical database model into physical records.
Answer: TRUE
Diff: 2 Page Ref: 326
10) A file organization is an arrangement of related records in secondary memory so that individual and groups of records can be stored, retrieved, and updated rapidly.
Answer: TRUE
Diff: 2 Page Ref: 348
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