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Author Question: ________ improves the performance of data operations by storing indices or keys to data records. ... (Read 60 times)

gbarreiro

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on: Jul 7, 2018
________ improves the performance of data operations by storing indices or keys to data records.
 
  A) Indexed sequential access
  B) Sequential access
  C) Direct access
  D) Slow access

Question 2

Association is a ________ relationship that defines the link between objects of one class with the objects of another class.
 
  A) logical
  B) structural
  C) physical
  D) either A or C


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elizabethrperez

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

A

Answer to Question 2

B


gbarreiro

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Reply 2 on: Jul 7, 2018
Gracias!

kusterl

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Reply 3 on: Yesterday
Wow, this really help

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