In a three-tier client/server design, a middle layer processes the client requests and translates them into data access commands that can be understood by the server. What can this middle layer also be considered?

Software Application

Explanation: Application software is a group of programs that is designed for end users. While system software is made up of low-level programs that interact with computers at a basic level, application software is above system software and it includes applications like word processors and spreadsheets.

answers

a. nitrogen (n)

d. oxygen (o)

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