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Author Question: Which of the following is NOT associated with logical and physical database design? A) Structure ... (Read 41 times)

Mr.Thesaxman

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on: Jul 7, 2018
Which of the following is NOT associated with logical and physical database design?
 
  A) Structure the data in stable structures that are not likely to change over time and that have minimal redundancy.
  B) The preparation of a final conceptual model and the implementation of the database.
  C) Develop a logical database design from which we can do physical database design.
  D) Develop a logical database design that reflects the actual data requirements that exist in the forms and reports of an information system.
  E) Translate a relational database model into a technical file and database design.

Question 2

Operations provide an external interface to a class.
 
  Indicate whether the statement is true or false


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Sammyo

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Reply #1 on: Jul 7, 2018
Answer to Question 1

B
Explanation: B) The logical model takes place during the systems analysis phase and the database design takes place during system design. Neither is part of the implementation phase of the SDLC.
CL

Answer to Question 2

TRUE
Explanation: It is only through such operations that other objects can access or manipulate the information stored in an object.
CL


Mr.Thesaxman

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Reply 2 on: Jul 7, 2018
:D TYSM

duy1981999

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Reply 3 on: Yesterday
Excellent

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