Author Question: When a table is created using existing data from multiple sources, you are likely to find that some ... (Read 81 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
When a table is created using existing data from multiple sources, you are likely to find that some data values have never been provided because the values are not known. This is an example of ________.
 
  A) the multivalued, multicolumn problem
  B) the inconsistent values problem
  C) the missing values problem
  D) the general-purpose remarks column problem

Question 2

What is a distributed database?
 
  What will be an ideal response?



jesse.fleming

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

C

Answer to Question 2

A distributed database is a database that has been partitioned, replicated, or both. Partitioning means breaking up the database into sections, and then storing those sections on separate computers. Replicating means making copies of the database, and then storing those copies on separate computers.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

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?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

For a complete list of videos, visit our video library