Questions from Database Systems

Q: What is the difference between the database design scope and its boundaries

What is the difference between the database design scope and its boundaries? Why is the scope and boundary statement so important to the database designer?

Q: What is the purpose of the conceptual design phase, and what

What is the purpose of the conceptual design phase, and what is its end product?

Q: Automata Inc. produces specialty vehicles by contract. The company operates

Automata Inc. produces specialty vehicles by contract. The company operates several departments, each of which builds a particular vehicle, such as a limousine, a truck, a van, or an RV. Before a new...

Q: What business rule(s) and relationships can be described for

What business rule(s) and relationships can be described for the ERD in Figure QB.4? Figure QB.4

Q: United Helpers is a nonprofit organization that provides aid to people after

United Helpers is a nonprofit organization that provides aid to people after natural disasters. Based on the following brief description of operations, create the appropriate fully labeled Crow’s Foo...

Q: Using the Crow’s Foot methodology, create an ERD that can be

Using the Crow’s Foot methodology, create an ERD that can be implemented for a medical clinic, using at least the following business rules: a. A patient can make many appointments with one or more doc...

Q: Create a Crow’s Foot notation ERD to support the following business operations

Create a Crow’s Foot notation ERD to support the following business operations: • A friend of yours has opened Professional Electronics and Repairs (PEAR) to repair smartphones, laptops, tablets, and...

Q: Luxury-Oriented Scenic Tours (LOST) provides guided tours to

Luxury-Oriented Scenic Tours (LOST) provides guided tours to groups of visitors to the Washington D.C. area. In recent years, LOST has grown quickly and is having difficulty keeping up with all of th...

Q: Use the following business rules to create a Crow’s Foot ERD.

Use the following business rules to create a Crow’s Foot ERD. Write all appropriate connectivity’s and cardinalities in the ERD. • A department employs many employees, but each employee is employed by...

Q: Create a complete ERD in Crow’s Foot notation that can be implemented

Create a complete ERD in Crow’s Foot notation that can be implemented in the relational model using the following description of operations. Hot Water (HW) is a small start-up company that sells spas....