Blog

The FK goes on the ____ side of a one-to-many relationship line.

Consider the diagram above. The Trail Listing System is designed for people who want to learn about the trails in the area. New trails can be added, and existing trails can be removed. An employee at the trail listing company wants to view the details of another employee. A portion of the system includes the following classes. Notice that no methods are listed yet. In which class does the GetEmployee() method belong?

Component reuse is a plus when creating wireframes.

Consider the diagram above. The Bank Account System is designed for a bank to keep track of the transactions for each customer account. Each account has one or more transactions. Each transaction is related to a single account. Accounts also have one or more customers.  New transactions can be added. New customers can be added to an account and a customer can be removed from an account. When a customer is removed from an account, they are still part of the Bank Account System. Which is the correct relationship line between Customer and Account?

Why are software requirements considered an essential communication tool in development?

Use scenarios are a list of steps of how a user interacts with a system.

A diagram shows a solid arrow from one object’s lifeline to another’s. What does this arrow represent?

Wireframes and use scenarios can be created in any order.

You are to add transitions on all the components in a wireframe in case someone clicks on something unexpected.

Multiple Choice, True/False, and Short Answers You must answer all questions. Please note that there are multiple correct responses for some of the items. For short answer questions, be short – one sentence per description/explanation requested is all that is necessary. Do not write essay answers for short answer questions.