Page 32 - SPM FINAL

S.No ER DESCRIPTION

1:- En ty Set

System Administrator
Network Administrator
Network Designer
Technical Team
User Ac ons
Network Tools
Other users

2:- Rela onship Set

System Administrator : - System administrator access the
feedback sec on and assign roles to technical team. The
so ware up grada on is done by the system administra on
only.
1 En ty Set and Rela onship Set
Network Administrator : - Network administrator access
the network area tools and monitor the network. The
other roles under network category is assigned by network
administrator.

Network Designer : - Network designer access the
analyzing tools of network class. The altera on in the
network design is done by the network designer.

Technical Team : - Technical team upgrade and degrade the
so ware on the basis of feedback and report sanc oned by
the system administrator.

2 A ributes of En ty 1. Keys : - User -id will be used as the primary key.

2. Candidate Key :- User-Id , Name , Email-id
2.1 Keys
2.2 Weak En ty 3. Weak En ty :- Network tool is available only when network is
available.