16 Questions
Which of the following best describes a characteristic of a good Business Rule?
It is atomic and consists of multiple statements
What is the main purpose of a Business Rule?
To assert business structure or control business behavior
What is an Entity Type in the context of an ER Model?
A person, place, object, or concept in the user environment
What does an Entity-Relationship Diagram represent?
A logical representation of the data
Which of the following is a guideline for an Entity Type?
It can have many instances in the database and have multiple attributes
What makes a good example of a Business Rule different from a poor example?
The good example includes clear prerequisites, while the poor example does not
Which type of attribute can be computed based on the stored data?
Derived Attribute
What type of relationship describes features related to the association between the entities in the relationship?
Attribute Relationship
What kind of identifier cannot change in value and cannot be null?
Simple Identifier
Which type of attribute represents a property or characteristic of an entity type?
Composite Attribute
What type of entity identifier uniquely identifies the individual instances of an entity type?
Candidate Key Identifier
Which type of attribute can have multiple values for a single entity instance?
Multivalued Attribute
What is the term for the degree of relationship between two entities in a relationship?
Relationship Degree
Which type of attribute cannot be computed and is directly stored in the database?
Simple Attribute
What is the term for a property that uniquely identifies a record in a database table?
Primary Key Property
What is the term for a relationship between specific entity instances?
Instance Relationship
Test your knowledge of the characteristics of business rules, which are used to define the aspect of the business and control its behavior. Learn about the key attributes of good business rules, including declarative, precise, atomic, consistent, expressible, distinct, and business-oriented.
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