General Questions

Question 6 :

A rectangle represents which of the following in an ERD?


A). Attribute
B). Entity
C). Optional One
D). Relationship
Answer : Option B

Question 7 :

An entity name should be which of the following?


A). A singular noun
B). Specific to the organization
C). Concise
D). All of the above.
Answer : Option D

Question 8 :

An oval represents which of the following in an ERD?


A). Attribute
B). Entity
C). Optional One
D). Relationship
Answer : Option A

Question 9 :

When the minimum and maximum number of instances of an entity is one, you know which of the following?


A). Mandatory one
B). Optional one
C). Mandatory many
D). Cannot tell
Answer : Option A

Question 10 :

An attribute name should be which of the following?


A). Singular verb or verb phrase
B). Follow a standard format
C). Use a alias
D). All of the above.
Answer : Option B