1 quot e r diagram quot please respond to the following select the most important co 5346560

1.”E-R Diagram” Please respond to the following:

Select the most important component of an E-R model and explain your reasons for choosing it.

Describe the organizational documents you could gather to help in the construction of an E-R diagram.

Which organizational document do you believe is the most important one for the data designer? Why?

2. “Extended E-R Model”    Please respond to the following:

Describe a situation where the E-R diagram would be inappropriate and there would be a need to use an Extended E-R model over the standard E-R diagram.

From the e-Activity, describe in your own words how the E-R diagram helps us understand the relationships among entities for the example you selected. Outline the essential relationships of the E-R diagram you selected.

"Get 15% discount on your first 3 orders with us"
Use the following coupon

Order Now