Author Question: During physical design, you typically don't consider: A) the definitions of each attribute. B) ... (Read 55 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
During physical design, you typically don't consider:
 
  A) the definitions of each attribute.
  B) the descriptions of where and when data are entered, retrieved, deleted, and updated.
  C) the expectations for response time and data integrity.
  D) the descriptions of the file and database technologies to be used.
  E) creating a new set of E-R models.

Question 2

Multiplicity level is an indication of how many objects participate in a given relationship.
 
  Indicate whether the statement is true or false



TheDev123

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

E
Explanation: E) E-R models are created as part of the logical modeling part of the analysis phase of the SDLC. The others are typically considered during physical design.
CL

Answer to Question 2

TRUE
Explanation: In a class diagram, a multiplicity specification is shown as a text string representing an interval (or intervals) of integers in the following format: lower bound..upper bound.
CL



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

For a complete list of videos, visit our video library