Computer Networking
Which of the following communications modes support two-way traffic but in only one direction of a time?

three-quarters duplex
None of these
full-of the above
half-duplex
simplex

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
What is the purpose of Spanning Tree Protocol in a switched LAN?

To create collision domains
To manage the VLAN database across multiple switches
To provide a mechanism for network monitoring in switched environments
To prevent switching loops in networks with redundant switched paths
To prevent routing loops in networks with redundant paths

ANSWER DOWNLOAD EXAMIANS APP