Author Question: The project operation: A) combines relational tables to provide the user with more information ... (Read 88 times)

corkyiscool3328

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The project operation:
 
  A) combines relational tables to provide the user with more information than is otherwise available.
  B) creates a subset consisting of columns in a table.
  C) organizes elements into segments.
  D) identifies the table from which the columns will be selected.
  E) stores definitions of data elements.

Question 2

In 2015, what percentage of mobile phone users accessed the Internet by using their phones?
 
  A) About 10 percent
  B) About 33 percent
  C) About 50 percent
  D) About 75 percent
  E) About 90 percent


FergA

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Answer to Question 1

B

Answer to Question 2

D



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