A weak entity set in an E-R diagram is an entity set that:Marks : 1Negative Marks : 0Answer herehas a primary keymust be part of a one to many relationship setis not existence dependent on a dominant entitymust not participate as owner in an identifying relationship with another entity set

Which one of the following is used to represent the supporting many-one relationships of a weak entity set in an entity-relationship diagram ?

What is the purpose of a weak entity in an ER diagram?a.To represent an entity with a unique keyb.To represent an entity that depends on another entity for identificationc.To represent an entity that does not have attributesd.To represent an entity with a strong identity

E-R model uses which symbol to represent a weak entity set :

For a weak entity set to be meaningful, it must be associated with another entity set, called the

For a weak entity set to be meaningful, it must be associated with another entity set, called theMarks : 1Negative Marks : 0Answer hereIdentifying set.Owner set.Neighbour set.Strong entity set.