A book has the following attributes: title, author, publisher, year of publication, ISBN number, and number of pages.An author has the following attributes: first name, last name, date of birth, e-mai

A book has the following attributes: title, author, publisher, year of publication, ISBN number, and number of pages.

An author has the following attributes: first name, last name, date of birth, e-mail address, physical address, and phone number.

A publisher has the following attributes: name, one or more physical addresses, one or more phone numbers, and one or more fax numbers.

A phone number can have the following attributes: country code, area/city code, phone number, and type (voice land line, voice mobile, or fax land line).

A physical address can have the following attributes: street number, street name, city, state/province/region, postal code (alpha numerical), and country.

Assume that an author can write one book only and a book can have one author only. Draw an ER diagram that represents this scenario. Be sure to mark the key attributes and include cardinality constraints on relationships.Question 2: Add the following new information to the scenario given in Question 1:

A book can have multiple authors.

An author can write multiple books.

Question 3: Consider the following scenario about a college club:

A college club can have following attributes: name, phone number, and office location.

Each club has an advisor who is a member of faculty (faculty advisor) who has the following attributes: name, department, and office location.

An advisor is assigned to a club for a particular semester. A club can have multiple advisors but a faculty member can be assigned as an advisor to one club only.

Draw an ER diagram that represents this scenario. Be sure to mark the key attributes and include cardinality constraints on relationships.

Calculate Your Essay Price
(550 words)

Approximate price: $22

Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
$26
The price is based on these factors:
Academic level
Number of pages
Urgency
Basic features
  • Free title page and bibliography
  • Unlimited revisions
  • Plagiarism-free guarantee
  • Money-back guarantee
  • 24/7 support
On-demand options
  • Writer’s samples
  • Part-by-part delivery
  • Overnight delivery
  • Copies of used sources
  • Expert Proofreading
Paper format
  • 275 words per page
  • 12 pt Arial/Times New Roman
  • Double line spacing
  • Any citation style (APA, MLA, Chicago/Turabian, Harvard)

Our guarantees

Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.

Money-back guarantee

You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.

Read more

Zero-plagiarism guarantee

Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.

Read more

Free-revision policy

Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.

Read more

Privacy policy

Your email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.

Read more

Fair-cooperation guarantee

By sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.

Read more