In the TCP/IP model, which layer defines the interface between software running on the computer and the network itself?
A) Transport
B) Internet
C) Application
D) Data link
C
Explanation: A) The transport layer is incorrect because it deals with data delivery and flow control.
B) The Internet layer is incorrect because it deals with addressing and routing.
C) Application is correct because the application layer protocols provide services to the application software. The application layer does not define the application itself but does define how the application can access the network.
D) The data link layer is incorrect because it deals with how to access media.
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