« previous next »

Author Question: When a table is created using existing data from multiple sources, you are likely to find that some ... (Read 91 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
on: Jul 7, 2018
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
Reply #1 on: Jul 7, 2018
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
« previous next »
 

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

tree-ring data tree-ring data
Sources and Amounts of Oil Released into North American Marine Waters Sources and Amounts of Oil Released into North American Marine Waters
Staff members often find it difficult to communicate with other coworkers. Staff members often find it difficult to communicate with other coworkers.
Some drugs are still derived from natural sources Some drugs are still derived from natural sources
Christmas table decoration ideas Christmas table decoration ideas
Table - Correlation Analysis Table - Correlation Analysis
Video: Semidiscontinuous DNA replication

For a complete list of videos, visit our video library