Database - Modeling Data in the Organization

Exercise : Modeling Data in the Organization - General Questions
6.
A rectangle represents which of the following in an ERD?
Attribute
Entity
Optional One
Relationship
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
An entity name should be which of the following?
A singular noun
Specific to the organization
Concise
All of the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
An oval represents which of the following in an ERD?
Attribute
Entity
Optional One
Relationship
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
When the minimum and maximum number of instances of an entity is one, you know which of the following?
Mandatory one
Optional one
Mandatory many
Cannot tell
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
An attribute name should be which of the following?
Singular verb or verb phrase
Follow a standard format
Use a alias
All of the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.