Computer Networking
In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?

When upper-layer protocols require high reliability
After broken links are reestablished
During high-traffic periods
In an improperly implemented redundant topology

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
The difference between a multiplexer and a statistical multiplexer is

None of these
Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol
Statistical multiplexers need buffers while multiplexers do not need buffers
Multiplexers often waste the output link capacity while statistical multiplexers optimize its use
Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM)

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
If routers in a single area are configured with the same priority value, what value does a router use for the OSPF Router ID in the absence of a loopback interface?

The lowest IP address of any physical interface
The highest IP address of any logical interface
The highest IP address of any physical interface
The lowest IP address of any logical interface

ANSWER DOWNLOAD EXAMIANS APP