Below are two different forms of the same entity relationshi

Below are two different forms of the same entity relationship model, im wondering in a simple sense how the two different model would effect the final Relational Model?

2:

Solution

2. diagram 2 is more efficient compared to that of diagram 1

diagram 2 explains the concept explained by diagram 1 in more simple terms

It uses better mechanisms which makes it more efficient than diagram 1

diagram 1 on the otherhand is more lengthy and here more inefficient

people like more efficient diagrams in their design process

the more simple the design,more efficient it is.