Which address range efficiently summarizes the routing table of the addresses for router main?
A -
172.16.0.0/18
B -
172.16.0.0/16
C -
172.16.0.0/20
D -
172.16.0.0/21
2-
VLAN 3 is not yet configured on your switch. What happens if you set the switchport access vlan 3
command interface configuration mode?
A -
The command is accepted and the respective VLAN is added to vlan.dat.
B -
The command is rejected.
C -
The command is accepted and you must configure the VLAN manually.
D -
The port turns amber.
3-
A network engineer wants to allow a temporary entry for a remote user with a specific username
and password so that the user can access the entire network over the Internet. Which ACL can be
used?
A -
reflexive
B -
extended
C -
standard
D -
dynamic
4-
Which one privileged mode Cisco IOS commands can be used to determine a Cisco router chassis
serial number?
A -
show inventory
B -
show flash:filesys
C -
dir flash:|include chassis
D -
show controllers
5-
Refer to the exhibit. A new subnet with 60 hosts has been added to the network. Which subnet
address should this network use to provide enough usable addresses while wasting the fewest
addresses?
A -
192.168.1.56/27
B -
192.168.1.64/26
C -
192.168.1.64/27
D -
192.168.1.56/26
6-
Which of the following protocols uses both TCP and UDP ports?
A -
SMTP
B -
Telnet
C -
FTP
D -
DNS
7-
The network technician is planning to use the 255.255.255.224 subnet mask on the network.
Which one valid IP addresses can the technician use for the hosts?
A -
172.22.243.190
B -
10.16.33.98
C -
10.17.64.34
D -
All of the above
8-
Which IEEE standard protocol is initiated as a result of successful DTP completion in a switch over
Fast Ethernet?
A -
802.3ad
B -
802.1w
C -
802.1Q
D -
802.1d
9-
Which command enhances the 802.1D convergence time on ports that are connected to hosts?
A -
spanning-tree backbonefast
B -
spanning-tree uplinkfast
C -
spanning-tree portfast
D -
spanning-tree cost512
10-
Which one statements is characteristics of a distance vector routing protocol?
A -
Updates are periodic and include the entire routing table.
B -
Routing updates are sent only after topology changes
C -
The protocol can be useful in hub-and-spoke and hierarchical networks.
D -
Convergence is usually faster than with link state protocols
