init-param and context-param

Question

What is the difference between and !?

Answer 1

What is the difference between and !?

Single servlet versus multiple servlets.

Other Answers give details, but here is the summary:

A web app, that is, a “context”, is made up of one or more servlets.

• defines a value available to a single specific servlet within a context.
• defines a value available to all the servlets within a context.