Computer Networking
The data-link layer, in reference to the OSI model, specifies

the interface between the X.25 network and packet mode device
None of these
data link procedures that provide for the exchange of data via frames that can be sent and received
the virtual circuit interface to packet-switched service
All of these

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
The application layer of a network

defines the user's port into the network
consists of software being run on the computer connected to the network
All of these
establishes, maintains, and terminates virtual circuits
None of these

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
Which three statements are true about the operation of a full-duplex Ethernet network?1. There are no collisions in full-duplex mode.2. A dedicated switch port is required for each full-duplex node.3. Ethernet hub ports are preconfigured for full-duplex mode.4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.5. The host network card and the switch port must be capable of operating in full-duplex mode.

1, 2, and 5
2 and 4
5 only
2, 3 and 4

ANSWER DOWNLOAD EXAMIANS APP