__________entity does not have a value for an attribute.

Related MCQs

• The entity relationship diagram
• Entity-relation model is
• Each entity has a set of _____________
• ________ represent entity set.
• _________represent weak entity set.
• Which of these comes under development attribute?
• Attribute-based identification is
• Which one is a quality attribute?
• ___________represent multi-valued attribute.
• _________ represent derived attribute.