Draw ERD for Online Examination System – IGNOU MCA Assignment 2014 – 15
MASTER OF COMPUTER APPLICATIONS Course Code : MCS-014 Course Title : Systems Analysis and Design Assignment Number : MCA(1)/014/Assign/13 Assignment 2013 ER Diagram Notations for the components of ERD: Entities: An entity is something about which the business needs to store data. An entity is a class of persons, places, objects, events or concepts about… Read More »