Layers Flashcards

Not needed, dont worry

1
Q

What is the role of the application layer?

A

Providing networking services to applications. Able to turn data into website

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2
Q

What is the role of the transport layer?

A

Setting up communications between two devices, splitting data into packets and checking packets are correctly sent and delivered

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3
Q

What is the role of the internet layer?

A

Adding IP addresses to data packets, directing them between devices and handling traffic. Used by routers

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4
Q

What is the role of the link layer?

A

Passing data over the physical network. Responsible for how data is sent as electrical signals over cables, wireless and other hardware

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