IT Analysis Chapter 4

A superclass only exists as part of a generalization/specialization.​

• True

• False

Two techniques to identify things in the problem domain are the noun technique and the verb technique.​

• True

• False

When identifying things in the problem domain, an analyst should focus primarily on tangible things about which information is required.​

• True

• False

A state-machine diagram is usually developed for every class in the problem domain class diagram.​

• True

• False

Attributes are part of a UML class diagram, but not included in ERD diagrams.​

• True

• False

When analyzing the list of nouns to determine whether to exclude a particular noun as an important “thing,” which of the following questions should be asked about the noun? (choose two)

• Is it identifiable?

• Is it a synonym of an existing thing?

• Is it a tangible item?

• Is it in the domain?

• Is it an output from the system?

The crows feet notation on an ERD is a type of _______ constraint.​

• cardinality

• multiplicity

• relationship

• many-to-many

When making a list of nouns to determine what are the important “things” for the new system, there are three question that should be asked about each noun. Which of the following is one of those questions?​

• Is it an abstract item?

• Should it be researched further?

• Is it a tangible item?

• Who needs information about this item?

Which of the following is NOT an element in a transition label?​

• trigger

• action expression

• guard condition

• transition name

The specific area of the user’s business need that is within the scope of the new system is called the _______.​

• user specifications

• problem domain

• use cases

• functional requirements