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
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
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
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
