Author Question: Which order is correct in the retrieval and presentation of data? I. Select rows from the ... (Read 15 times)

lracut11

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Which order is correct in the retrieval and presentation of data?
 
  I. Select rows from the relation.
  II. Derive new attributes.
  III. Join two relations together.
  IV. Present data.
  V. Choose a relation from the database.
  VI. Project columns from the relation.
  VII. Calculate totals and performance measures.
  VIII. Index or sort rows.
  A) V - III - II - I - VIII - IV - VI - VII
  B) V - III - VI - I - II - VIII - VII - IV
  C) III - V - VI - I - II - VIII - VII - IV
  D) V - III - II - I - VI - IV - VII - VIII
  E) III - V - II - I - VI - VII - VIII - IV

Question 2

In drawing the tree, identify all conditions and actions and the order and timing of these.
 
  Indicate whether the statement is true or false



jjorrostieta

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Answer to Question 1

B

Answer to Question 2

TRUE



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