Task 1The database for Pulse Learningis modelled in Figure 1. The diagram is based on the information provided by Pulse Learning.Task 2The relational model of X database is modelled below. The model is derived from the use case and the ERD in Figure Deriving Entity typesRELATION (attribute, attribute, attribute)RELATION (attribute, attribute, attribute)Deriving Relationship typesRELATIONSHIP NAME was derived by adding RELATION with attribute and attribute as foreign keys to link with RELATION and RELATION because of MULTIPLICITY and/or PARENT/CHILDRELATIONSHIP NAME was derived by merging RELATION and RELATION because of MULTIPLICITY and/or PARENT/CHILDRELATIONSHIP NAME was derived by adding attribute to RELATION as a foreign key to link with RELATION because of MULTIPLICITY and/or PARENT/CHILD Relational ModelRELATION (attribute, attribute, attribute)RELATION (attribute, attribute, attribute)RELATION (attribute, attribute, attribute)RELATION (attribute, attribute, attribute)RELATION (attribute, attribute, attribute)Foreign Keys·Relation (attribute) is dependent on Relation (attribute).·Relation (attribute) is dependent on Relation (attribute).Other Constraints·The X attribute of the Y relation can only be from 1000 to 9999.Task 3

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