Examine the Subscription Form shown in the Figure below. Using the structure of this form, do the following: Create an E-R model with one entity. Specify the identifier and attributes. Create an alternative E-R model with two entities, one for Customer and a second for Subscription. Specify identifiers, attributes, relationship name, type, and cardinalities. Under what conditions do you prefer the model in A to that in B? Under what conditions do you prefer the model in B to that in A? PreviousNext
Why Choose Us
- 100% non-plagiarized Papers
- 24/7 /365 Service Available
- Affordable Prices
- Any Paper, Urgency, and Subject
- Will complete your papers in 6 hours
- On-time Delivery
- Money-back and Privacy guarantees
- Unlimited Amendments upon request
- Satisfaction guarantee
How it Works
- Click on the “Place Order” tab at the top menu or “Order Now” icon at the bottom and a new page will appear with an order form to be filled.
- Fill in your paper’s requirements in the "PAPER DETAILS" section.
- Fill in your paper’s academic level, deadline, and the required number of pages from the drop-down menus.
- Click “CREATE ACCOUNT & SIGN IN” to enter your registration details and get an account with us for record-keeping and then, click on “PROCEED TO CHECKOUT” at the bottom of the page.
- From there, the payment sections will show, follow the guided payment process and your order will be available for our writing team to work on it.