Exam 10: The REA Approach to Business Process Modeling

arrow
  • Select Tags
search iconSearch Question
flashcardsStudy Flashcards
  • Select Tags

Describe the rule for assigning foreign keys in a (1:1)association

Free
(Essay)
4.7/5
(72)
Correct Answer:
Verified

Typically one of the tables in a 1:1 association has a minimum cardinality of zero.When this is the case,the primary key of the table with the (1,1)cardinality should be embedded as a foreign key in the table with the (0,1)cardinality.

Which statement is NOT true? REA resources are:

Free
(Multiple Choice)
4.8/5
(71)
Correct Answer:
Verified

B

Value chain analysis distinguishes between primary activities and support activities.

Free
(True/False)
4.8/5
(85)
Correct Answer:
Verified

True

Explain the rule for assigning foreign keys in a (1:M)association?

(Essay)
4.8/5
(80)

How do the entity relationship (ER)and the REA diagrams differ?

(Essay)
4.9/5
(79)

The events depicted on an REA diagram are transformed into computer processes while the resources and agents become relational database tables.

(True/False)
4.9/5
(82)

Where a 1:M association exists between tables,the primary key of the 1 side is embedded in the table of the M side.

(True/False)
4.7/5
(85)

ER diagrams always label entity names in the singular noun form.

(True/False)
4.8/5
(80)

When one side of a 1:1 association has a minimum cardinality of zero,the primary key of the table with the 0,1 cardinality should be embedded as a foreign key in the table with the 1,1 cardinality

(True/False)
4.8/5
(84)

When developing an REA model:

(Multiple Choice)
5.0/5
(72)

When assigning foreign keys in a 1:1 association:

(Multiple Choice)
4.9/5
(83)

Which of the following associations requires a separate link table?

(Multiple Choice)
4.7/5
(83)

How are tables in a (M:M)association physically linked?

(Essay)
4.8/5
(85)

When modeling M:M associations,it is conventional to include link tables in the REA diagram so that the model reflects closely the actual database.

(True/False)
4.8/5
(77)

In REA,resources are assets that include accounts receivable.

(True/False)
4.9/5
(95)

Modeling economic transactions under the REA approach always includes depicting both internal and external agents.

(True/False)
4.7/5
(83)

REA modeling embraces two classes of events: economic events and support events.

(True/False)
4.8/5
(78)

In an REA model,events are described from the perspective of

(Multiple Choice)
4.9/5
(71)

The letters 'R,' 'E,' and 'A' in the term "REA model" stand for resources,events,and actions?

(True/False)
4.8/5
(87)

Discuss the concept of duality as it relates modeling an economic transaction.

(Essay)
4.9/5
(81)
Showing 1 - 20 of 76
close modal

Filters

  • Essay(0)
  • Multiple Choice(0)
  • Short Answer(0)
  • True False(0)
  • Matching(0)