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
the virtual circuit interface to packet-switched service
All of these
data link procedures that provide for the exchange of data via frames that can be sent and received

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
An encyclopedic database

is an information utility that specializes in storing and searching information
None of these
All of these
is easy for beginners to use
is generally free

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
You want to create a standard access list that denies the subnet of the following host: 172.16.198.94/19. Which of the following would you start your list with?

access-list 10 deny 172.16.192.0 0.0.31.255
access-list 10 deny 172.16.172.0 0.0.31.255
access-list 10 deny 172.16.0.0 0.0.255.255
access-list 10 deny 172.16.188.0 0.0.15.255

ANSWER DOWNLOAD EXAMIANS APP