Computer Networking
End-to-end connectivity is provided from host-to-host in:

Session layer
None of these
Network layer
Data link layer
Transport layer

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
The physical layer, in reference to the OSI model, defines

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

ANSWER DOWNLOAD EXAMIANS APP