« previous next »

Author Question: On a data-flow diagram, a rectangle with the right vertical line missing represents a: A) data ... (Read 72 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
on: Jul 7, 2018
On a data-flow diagram, a rectangle with the right vertical line missing represents a:
 
  A) data store.
  B) data flow.
  C) process.
  D) source.
  E) relationship.

Question 2

Reviewing computer screens, reports, and business forms for the purpose of gaining an understanding of data is indicative of the:
 
  A) investigative approach.
  B) business approach.
  C) bottom-up approach.
  D) top-down approach.
  E) conceptual approach.


Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Reply #1 on: Jul 7, 2018
Answer to Question 1

A
Explanation: A) A data store represents data at rest, which may take the form of many different physical representations.
CL

Answer to Question 2

C
Explanation: C) A bottom-up approach includes collecting information for data modeling by reviewing specific business documentscomputer displays, reports, and business formshandled within the system.
CL


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Hertzsprung-Russell diagram for a set of stars that includes the Sun Hertzsprung-Russell diagram for a set of stars that includes the Sun
Blood Flow through heart Blood Flow through heart
Anatomy Diagram Of Human Body Anatomy Diagram Of Human Body
Blood Flow Through The Cardiac Valves Blood Flow Through The Cardiac Valves
Occlusion or narrowing of the carotid artery disrupts blood flow Occlusion or narrowing of the carotid artery disrupts blood flow
In-line blending is the most accurate method for blending ethanol with gasoline because computers ... In-line blending is the most accurate method for blending ethanol with gasoline because computers ...
Video: Structures that affect circulation - venous return

For a complete list of videos, visit our video library