Author Question: The project operation: A) combines relational tables to provide the user with more information ... (Read 26 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
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

  • Sr. Member
  • ****
  • Posts: 352
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

For a complete list of videos, visit our video library