Author:
Double rectangles represents what in an entity relationship diagram?
(A) Derived attributes
(B) Weak entity sets
(C) Relationship set
(D) Multivalued attributes
What Rectangles represents in an entity relationship diagram?
(A) Database
(B) Tables
(C) Attributes
(D) Entity sets
What diamonds represents in an entity relationship diagram?
(A) Weak entity set
(B) Relationship sets
(C) Multi valued attributes
(D) Attributes
What Ellipses represents in an entity relationship diagram?
(A) Relationship sets
(B) Weak entity set
(C) Attributes
(D) Multivalued attributes
Among following identify single valued attribute?
(A) Subject_Taken
(B) Address
(C) Registration number
(D) Reference
Which among following can be a multivalued attribute?
(A) Date_of_Birth
(B) Phone_Number
(C) Name
(D) All of the above
Attribute AGE is calculated from DATE_OF_BIRTH. Attribute AGE is?
(A) Derived
(B) Composite
(C) Multi valued
(D) Single valued