Computers operate at this layer.

Answer for prompt $1$ Computers operate at this layer.

Prompt $2$This layer handles data formatting and translation.

Answer for prompt $2$ This layer handles data formatting and translation.

Prompt $3$This layer handles communication setup and teardown.

Answer for prompt $3$ This layer handles communication setup and teardown.

Prompt $4$This layer uses port numbers as source and destination identifiers.

Answer for prompt $4$ This layer uses port numbers as source and destination identifiers.

Prompt $5$Routers operate at this layer.

Answer for prompt $5$ Routers operate at this layer.

Prompt $6$Switches operate at this layer.

Answer for prompt $6$ Switches operate at this layer.

Prompt $7$Hubs operate at this layer.

Answer for prompt $7$ Hubs operate at this layer.

Prompt $8$This sublayer manages access to the physical medium.

Answer for prompt $8$ This sublayer manages access to the physical medium.

Prompt $9$This sublayer is responsible for error recovery.

Answer for prompt $9$ This sublayer is responsible for error recovery.

Prompt $10$This is the general framework for how networking systems should operate.