With the hierarchical numbering of IP addresses what determines the portion of the address that will
identify the network number?
A -
Subnet Mask.
B -
Dots between octets.
C -
Class of first octet.
D -
Assignments of DHCP.
2-
At which OSI layer does data translation and code formatting occur?
A -
Physical
B -
Data link
C -
Network
D -
Presentation
3-
A packet is the protocol data unit for which layer of the OSI model?
A -
Network
B -
Presentation
C -
Session
D -
Data link
4-
What is the result of segmenting a network with a bridge?
A -
It increases the number of collision domains.
B -
It decreases the number of collision domains.
C -
It increases the number of broadcast domains.
D -
It decreases the number of broadcast domains.
5-
Based on the output of the show interface serial 0 command issued on a DTE router, which OSI layer is
most likely source of the problem?
A -
Data layer.
B -
Physical layer.
C -
Network layer.
D -
Transport layer.
6-
iven the network diagram, assume that ports 1 through 3 are assigned to VLAN1 and ports 4 through 6
are assigned to VLAN2 on each switch. The switches are interconnected over a trunked link.
Which of the following conditions would verify proper VLAN and trunk operation?
A -
Host 1-1 can ping Host 1-2
B -
Host 1-1 can ping Host 4-2
C -
Host 4-1 can ping Host 4-2
D -
All of them
7-
Which of the following statements are true regarding bridges and switches?
A -
Both bridges and switches forward Layer 2 broadcasts.
B -
Switches have a higher number of ports than most bridges.
C -
Both bridges and switches make forwarding decisions based on Layer 2 addresses.
D -
All of them
8-
You need to add a new VLAN, named ACCOUNTS, to your switched network. Which of the following
are true regarding configuration of this VLAN?
A -
The VLAN must be created.
B -
The VLAN must be named.
C -
The desired ports must be added to the new VLAN:
D -
All of them
9-
At what point in the frame shown in the diagram is the store-and-forward switching decision made?
A -
A
B -
B
C -
C
D -
D
10-
Which commands could be used at the command line interface to troubleshoot LAN connectivity
problems on a router?
