CCNA 640 - 801: Section 6
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1. Your company has been assigned the following IP address for its network: 199.141.27.0
Of subnet mask of 255.255.255.240 was selected to make provision for the LAN design.
Which of the following addresses can be assigned to hosts on the resulting subnets? (Select three options.)
A.
199.141.27.126
B.
199.141.27.175
C.
199.141.27.33
D.
199.141.27.119
E.
199.141.27.208
F.
199.141.27.112
2. You are the network administrator. Your aim is to support a multi-protocol network that includes IP, AppleTalk and IPX.
Which routing protocol can you use that will achieve this aim?
A.
OSPF
B.
EIGRP
C.
RIP v2
D.
IGRP
E.
RIP v1
3. You have been asked to configure a default route.
Which of the IOS commands mentioned below will accomplish this task? (Select two options.)
A.
LTD(config)# ip route 0.0.0.0 0.0.0.0 192.168.15.36
B.
LTD(config)# ip route 0.0.0.0 192.168.15.36 255.255.255.255
C.
LTD# ip default-network 0.0.0.0 192.168.15.36 255.255.255.255
D.
LTD(config)# ip route 0.0.0.0 0.0.0.0 E0
E.
LTD(config)# ip route 0.0.0.0 255.255.255.255 S0
F.
LTD(config-router)# ip route 255.255.255.255 0.0.0.0 192.168.15.36
4. A newly assigned trainee wants to know from you what the "Inside Global" address represents in the configuration of NAT.
What can you tell him?
A.
The MAC address used by inside hosts to connect to the Internet.
B.
The summarized address for all internal subnetted addresses.
C.
A private IP address assigned to a host on the inside network.
D.
A registered address that represents an inside host to an outside network.
E.
A unique IP address used on an intranet.
5. Which of the following statements describes full or half-duplex Ethernet operation correctly? (Select two options.)
A.
Full-duplex Ethernet uses CSMA/CD to prevent collisions.
B.
Half-duplex Ethernet uses a loopback circuit to detect collisions.
C.
A full-duplex Ethernet card allows 20Mbps for data transmission.
D.
Full-duplex Ethernet makes use of two pairs of wires for data.
E.
An Ethernet hub can operate both half and full duplex simultaneously.
6. What does the concept route aggregate mean when one talks about using variable subnet masking?
A.
Deleting unusable addresses through the creation of many subnets.
B.
Combining routes to multiple networks into one supernet.
C.
Reclaiming unused space by means of changing the subnet size.
D.
Calculating the available host addresses in the AS.
7. Which of the following WAN technologies provides small offices and private homes using normal telephone lines with higher speed digital dial-up service?
A.
X25
B.
Frame Relay
C.
ATM
D.
ISDN
E.
ATX
8. Which of the following commands are required to create an 802.1Q link on an IOS based switch when you want to establish a trunk link between two switches? (Select two options.)
A.
Switch(vlan)# mode trunk
B.
Switch(config)# switchport access mode trunk
C.
Switch(config-if)# switchport mode trunk
D.
Switch(config-if)# switchport trunk encapsulation dot1q
E.
Switch(config)# switchport access mode 1
F.
Switch(vlan)# trunk encapsulation dot1q
9. How would you configure a router in a Frame Relay network to prevent issues such as split horizons hampering routing updates?
A.
Configure a separate sub-interface for each PVC with a unique DLCI and subnet assigned to the subinterface.
B.
Configure many sub-interfaces on the same subnet.
C.
Configure each Frame Relay circuit as a point-to-point line.
D.
Configure only one sub-interface to establish multiple PVC connections.
E.
Configure a single sub-interface connect to multiple remote router interfaces.
10. Assuming that all OSPF routers in a particular area are configured with identical priority values, which of the following values would a router use for OSPF router ID when it does not have a loopback interface?
A.
The IP address of the first Fast Ethernet interface.
B.
The IP address of the console management interface.
C.
The highest IP address among its active interfaces.
D.
The lowest IP address among its active interfaces.
E.
The priority value until a loopback interface is configured
11. Which of the following commands will display the CHAP authentication process as it occurs between the two routers in the network when you know that all WAN links inside the company`s network use PPP with CHAP for authentication security?
A.
show ppp authentication
B.
debug PAP authentication
C.
debug PPP authentication
D.
show interface serial0
E.
show CHAP authentication
12. Which of the following will allow a router to respond to an ARP request that is meant for a remote host?
A.
Gateway DP
B.
Reverse ARP
C.
proxy ARP
D.
Inverse ARP
E.
indirect ARP
13. You work as a network administrator in your company. You must design an IP addressing scheme to support the company`s network that will provide for a minimum of 300 sub-networks and a maximum of 50 host addresses per subnet.
Which of the following subnet masks will enable you to support an appropriate addressing scheme given the fact that you work with only one Class B address? (Select two options.)
A.
255.255.255.0
B.
255.255.255.192
C.
255.255.248.0
D.
255.255.252.0
E.
255.255.255.128
F.
255.255.255.224
14. Study the Exhibit below carefully:
London#show vtp status
VTP Version: 2
Configuration Revision: 0
Maximum VLANs supported locally: 64
Number of existing VLANs: 5
VTP Operating Mode: Client
VTP Domain Name: London
VTP Pruning Mode: Disabled
VTP V2 Mode: Disabled
VTP Traps Generation: Disabled
Above is an illustration of the output of the London switch.
What is the function of this switch?
A.
Learn and saved VTP configuration in the running configuration.
B.
Create and change VLANs.
C.
Passes information about VTP configuration.
D.
VTP is disabled on this device.
E.
VTP is not saved to NVRAM.
15. Which of the following fields of frame is used by detection schemes to perform its function?
A.
ERR
B.
Flag
C.
FCS
D.
MTU
E.
MAC
F.
PDU
16. Select two of the following statements that are characteristics of a Frame Relay point-to-point subinterface.
A.
Needs to use Inverse ARP.
B.
Maps a single IP subnet per DLCI.
C.
Maps a single IP subnet across multiple DLCIs.
D.
Addresses and resolves NBMA split horizon issues.
E.
Needs the frame-relay map command.
17. When you execute Router# show frame-relay, which of the following command options will be displayed? (Select three options.)
A.
dlci
B.
clients
C.
pvc
D.
neighbors
E.
lmi
F.
map
18. Why is it beneficial for individuals in the data communication industry to use the layered OSI reference model? (Select two options.)
A.
It encourages industry standardization by defining what functions occur at each layer of the model.
B.
It necessitates changes in functionality in one layer to other layers.
C.
It enables equipment efficiency from different vendors to use the same electronic components.
D.
It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.
E.
It supports the evolution of multiple competing standards, and thus enhances business equipment manufacturing opportunities.
19. Which routing protocol would allow a network administrator scalability and VLSM support and minimize overhead if the network administrator want to merge different networks all using routers from multiple vendors.
A.
VTP
B.
RIP
C.
EIGRP
D.
OSPF
E.
IGRP
20. Which one of the following represents the bandwidth capacity of a single ISDN BRI B channel?
A.
16kb/s
B.
64kb/s
C.
128kb/s
D.
144kb/s
E.
192kb/s
F.
256kb/s