Layer 2 (Data-Link)

Question 1

Data Link Layer

Answer 1

Packages data into frames and transmits those frames on the network.

Question 2

Media Access Controll (MAC)

Answer 2

Physical addressing system of a device which operates on a logical topology.

Question 3

Logical Link Control (LLC)

Answer 3

Provides connection services and allows acknoledgement of receipt of messages.

Question 4

Isochronous

Answer 4

Networking devices use a common reference clock source and create time slots for transmission.

Question 5

Synchronous

Answer 5

Network devices agree on clocking method too indicate beginning and end of frames and can use control charactrers.

Question 6

Asynchronous

Answer 6

Network devices reference internal clock and use start and stop bits for synchronization.