5 Questions
What is a network?
A set of devices connected by communication links
What does the hardware of a network consist of?
Physical equipment carrying signals
What is a service in the context of a network?
Instruction sets making network operations possible
How are services provided in a network?
Each layer provides services to layers above it
Who uses the services of the lower layer in a network?
The middle layer
Learn about networking devices and communication links, which are essential components of computer networks. Understand how nodes, hardware, and software work together to send and receive data across a network.
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