Question

Which of the following OSI layers is involved with media access control, hardware addressing and the local delivery of frames between devices on the same LAN?1.Datalink layer2. Network Layer3. Transport Layer4. Physical layer

Answer 1

Answer:

1.Datalink layer

Explanation:

The data link layer, or layer 2, is the second layer of the seven-layer OSI model of computer networking. This layer is the protocol layer that transfers data between adjacent network nodes in a wide area network or between nodes on the same local area network segment.

Answer 2

Answer:     upper mantle  crustlower mantleinner coreouter core

Explanation:

from top to bottem..... i got it right