« previous next »

Author Question: Partitioning on a data flow diagram for an ecommerce Web site may be used to show: A) external ... (Read 26 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
on: Jul 7, 2018
Partitioning on a data flow diagram for an ecommerce Web site may be used to show:
 
  A) external events.
  B) triggers.
  C) security.
  D) derived elements.

Question 2

When a primary key from one table repeated in another table to make a relationship it is called:
 
  A) A primary key
  B) A foreign key
  C) A row number
  D) A column name


kaillie

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 7, 2018
Answer to Question 1

C

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

The average adult has about 21 square feet of skin.

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?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Spider Silk Diagram Spider Silk Diagram
Diagram of an endomembrane system Diagram of an endomembrane system
Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19 Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19
Monks Mound, the centerpiece of Cahokia Mounds State Historic Site, Illinois, Mississippian ... Monks Mound, the centerpiece of Cahokia Mounds State Historic Site, Illinois, Mississippian ...
If the pump is not running, check the wiring and current flow before going through the process of ... If the pump is not running, check the wiring and current flow before going through the process of ...
(a) Blue arrows (right side): External components of the innate immune system: human body with skin, ... (a) Blue arrows (right side): External components of the innate immune system: human body with skin, ...
Video: Structures that affect circulation - kidneys, blood volume and venous tone

For a complete list of videos, visit our video library