Answer:
so a program can reference it; however, it does not necessarily need an event handler
Explanation:
Show the picture to answer the question
<span>Two-tiered client/server architecture.
The two-tier is based on Client Server architecture. The two-tier architecture is like client server application. The direct communication takes place between client and server. There is no intermediate between client and server. Because of tight coupling a 2 tiered application will run faster</span>
Answer:
freeware
Explanation:
a freeware is a software that is available free of charge but is not distributed with the source code.