Please answers all questions Moving to another question wil

Moving to another question wil save this response. on 1 consider the following E-R diagram lastName firstName name skills S date of Birth Works In Employees The number of candidate keys for the entity type Departments is two Movina to another question save this response Name location budg Departments

Solution

Multiple Questions : Answering 1,3 and 4 [ 2 pic not visible]

1. One [The did is the only candidate key which is undelined in the figure]

3. b) binary relationship [Only two entities are connected with relationship WorksIn]

4. True [The arrow in the line indicates it can be one, two or three]