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 CP Final

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Admin
Admin


Number of posts : 72
Age : 31
Localisation : Cyprus
Registration date : 2007-02-22

PostSubject: CP Final   Thu Nov 29, 2007 7:00 pm

CCNA 4

- CP Final -
=========================
Use this at your own risk.
I'm not responsible for
what you do with it.
Happy cheating ^^
=========================


===========================================================================
Identify the factors that contribute to congestion on an Ethernet LAN. (Choose three.)

*** improper placement of enterprise level servers
*** addition of hosts to a physical segment
replacement of hubs with workgroup switches
*** increasing use of bandwidth intensive network applications
creation of new collision domains without first adding network hosts
migration to full-duplex Ethernet within the LAN
===========================================================================
Which of the following are examples of TCP/IP application layer protocols? (Choose three.)

*** a terminal emulation protocol that supports remote console connections with various network devices

a protocol created by IBM that makes it easier for mainframes to connect to remote offices

*** a protocol responsible for transporting electronic mail on TCP/IP networks and the Internet

a protocol that controls the rate at which data is sent to another computer

*** a protocol that exchanges network management information between a network device and a management console
===========================================================================

Refer to the diagram. All ports on Switch A are in the Sales VLAN and all ports on Switch B are in the Accounting VLAN. How many broadcast domains and how many collision domains are shown? (Choose two).

3 collision domains
*** 3 broadcast domains
5 broadcast domains
*** 9 collision domains
10 collision domains
13 collision domains
===========================================================================
Refer to the graphic. Using the most efficient IP addressing scheme and VLSM, which address can be configured on one of the serial interfaces?

192.168.16.63/27
192.168.16.158/27
192.168.16.192/27
192.168.16.113/30
192.168.16.145/30
*** 192.168.16.193/30
===========================================================================
What is the purpose of the Spanning Tree Protocol (STP)?

*** prevents Layer 2 loops

prevents routing loops on a router
creates smaller collision domains
creates smaller broadcast domains
allows Cisco devices to exchange routing table updates
===========================================================================
What is the purpose of a loopback address when using the OSPF routing protocol?

activates the OSPF neighboring process
*** ensures a persistent router ID for the OSPF process
provides a backdoor for connectivity during the convergence process
streamlines and speeds up the convergence process
===========================================================================
Which statement is true regarding states of the IEEE 802.1d Spanning Tree Protocol?

Ports are manually configured to be in the forwarding state.
*** Ports listen and learn before going into the forwarding state.
Ports must be blocked before they can be placed in the disabled state.
It takes 15 seconds for a port to go from blocking to forwarding
===========================================================================
Which sequence of commands is used to configure a loopback address on a router?

Router1(config)# interface loopback 1
Router1(config-if)# ip address 192.168.1.1

Router1(config)# interface serial 0/0
Router1(config-if)# loopback 1
Router1(config-if)# ip address 192.168.1.1

Router1(config)# interface serial 0/0
Router1(config-if)# loopback 1
Router1(config-if)# ip address 192.168.1.1 255.255.255.0

*** Router1(config)# interface loopback 1
*** Router1(config-if)# ip address 192.168.1.1 255.255.255.255
===========================================================================
Which routing protocols are classful and do not support VLSM? (Choose two.)

EIGRP
OSPF
*** RIP v1
RIP v2
*** IGRP
===========================================================================
Refer to the graphic. Two switches are connected together through a trunk port. SW2 displays the message shown. Which of the following will solve the duplex mismatch?

SW1(config)# interface fastethernet 0/1
SW1(config-if)# duplex full

SW1(config)# interface fastethernet 0/1
SW1(config-if)# full-duplex

*** SW2(config)# interface fastethernet 0/1
*** SW2(config-if)# duplex full

SW2(config)# interface fastethernet 0/1
SW2(config-if)# full-duplex
===========================================================================
Refer to the graphic. Two routers have been configured to use EIGRP. Packets are not being forwarded between the two routers. What could be the problem?

EIGRP does not support VLSM.
The routers were not configured to monitor neighbor adjacency changes.
The default bandwidth was used on the routers.
*** An incorrect IP address was configured on a router interface.
===========================================================================
According to the the provided router output, which of the following statements is true regarding PPP operation?

Only the link-establishment phase completed successfully.
Only the network-layer phase completed successfully.
Neither the link-establishment phase nor the the network-layer phase completed successfully.
*** Both the link-establishment and network-layer phase completed successfully
===========================================================================
Frame Relay is configured over a point-to-point connection between two routers. The output of the show frame-relay pvc command indicates that the status of this PVC is inactive. Which of the following devices could be the source of the problem? (Choose two.)

local router
local Frame Relay switch
*** remote router
*** remote Frame Relay switch
===========================================================================
R3 has the following configuration:

R3# show running-config
--some output text omitted--
interface serial0/0
bandwidth 128
ip address 192.168.11.2 255.255.255.0
encapsulation frame-relay
frame-relay map ip 192.168.11.2 30 broadcast

After the command R3# debug frame-relay packet is executed, a ping is issued from R3 to R1 but is unsuccessful. Based on the output of the debug command shown in the graphic and the router configuration, what might be problem?

*** No clock rate assigned.
There is an incorrect DLCI number in the map statement.
An incorrect IP address exists in the map statement.
The encapsulation command is missing the broadcast keyword
===========================================================================
Which statements are true regarding the Frame Relay LMI? (Choose three.)

*** The LMI provides a virtual circuit (VC) status mechanism.
The LMI type must always be manually configured.
The available LMI types are NI1, DMS100 and 5ESS.
The LMI types supported by Cisco routers are CISCO and IETF.
*** The LMI type configured on the router must match the one used on the Frame Relay switch.
*** The LMI uses reserved DLCIs to exchange messages between the DTE and DCE
===========================================================================
Which statement describes the process that occurs in Network Address Translation (NAT) overloading?

*** Multiple private IP addresses are mapped to one public IP address.
The number of usable addresses assigned to a company is divided into smaller manageable groups.
A pool of IP addresses are mapped to one or more MAC addresses.
The router acts as a DHCP server and assigns multiple public IP addresses for each private IP address configured
===========================================================================
Which two statements are true about the committed information rate on a Frame Relay link? (Choose two.)

The sum of the CIRs for all PVCs must be less than the port speed.
The sum of the CIRs for all PVCs must equal the port speed.
*** The sum of the CIRs for all PVCs can be greater than the port speed.
*** The DE bit will be set on frames that are transmitted in excess of the CIR.
Frames that are transmitted at greater than the CIR will be discarded at the source.
It is impossible to transmit frames at a rate in excess of the CIR
===========================================================================
Which of the following commands would be used to troubleshoot the processing of call control functions such as call setup, signaling, and termination?

show interface bri0/0
show isdn active
debug isdn q921
*** debug isdn q931
debug ppp negotiation
debug ppp authentication
===========================================================================
Which of the following statements are true regarding PPP? (Choose three.)
*** PPP can use synchronous and asynchronous physical media.
PPP can only be used between two Cisco devices.
PPP carries packets from several network layer protocols in LCPs.
*** PPP uses LCPs to establish, configure, and test the data link connection.
*** PPP uses LCPs to agree on format options such as authentication, compression, and error detection
===========================================================================
A network administrator is evaluating authentication protocols for a PPP link. Which of the following reasons might lead to the selection of CHAP over PAP as the authentication protocol? (Choose three.)

establishes identities with a two-way handshake
*** uses a three-way authentication periodically during the session to reconfirm identities
control by the remote host of the frequency and timing of login events
*** transmits login information in encrypted format
*** uses an unpredictable variable challenge value to prevent playback attacks
makes authorized network administrator intervention a requirement to establish each session
===========================================================================
Why are static routes often used with ISDN DDR?

They are more stable than dynamic routing protocols.
They are more accurate than dynamic routing protocols because they are put in by a network administrator.
They are easier to modify when a faster technology is installed.
*** They prevent the unnecessary activation of the link
===========================================================================
Assuming that four bits have been borrowed to make subnets, identify the subnet network addresses. (Choose three.)

192.168.14.8
*** 192.168.14.16
192.168.14.24
*** 192.168.14.32
192.168.14.148
*** 192.168.14.208
===========================================================================
A switch can be configured for three different forwarding modes based on how much of a frame is received before the forwarding process begins. Each of the numbered arrows in the accompanying graphic signifies the point in a frame where a particular forwarding mode will begin. Which one of the following groups reflects the sequence of forwarding modes signified by the numbered arrows?

*** 1) fast forward
*** 2) fragment free
*** 3) store-and-forward

1) store-and-forward
2) fragment free
3) fast forward

1) fragment free
2) fast forward
3) store-and-forward

1) fast forward
2) store-and-forward
3) fragment free
===========================================================================
Which of the following commands will display a communication message on a router before the router prompt is shown?

*** banner motd * Property of TLC. UNAUTHORIZED USERS WILL BE PROSECUTED TO THE FULL EXTENT OF THE LAW. *
message Property of TLC. UNAUTHORIZED USERS WILL BE PROSECUTED TO THE FULL EXTENT OF THE LAW.
banner * Property of TLC. UNAUTHORIZED USERS WILL BE PROSECUTED TO THE FULL EXTENT OF THE LAW. *
hostname (Property of TLC. UNAUTHORIZED USERS WILL BE PROSECUTED TO THE FULL EXTENT OF THE LAW.)
===========================================================================
A router needs to be added to OSPF area 0. Which commands should be used to enable OSPF on the router? (Choose two.)

RouterA(config)# router ospf
*** RouterA(config)# router ospf 1
RouterA(config-router)# network 192.168.2.0 0.0.0.255 0
*** RouterA(config-router)# network 192.168.2.0 0.0.0.255 area 0
RouterA(config-router)# network 192.168.2.0 255.255.255.0 0
===========================================================================
Refer to the graphic. Which of the following commands will configure router A for OSPF?

router ospf 1
network 192.168.10.0

*** router ospf 1
*** network 192.168.10.64 0.0.0.63 area 0
*** network 192.168.10.192 0.0.0.3 area 0

router ospf 1
network 192.168.10.64 255.255.255.192
network 192.168.10.192 255.255.255.252

router ospf 1
network 192.168.10.0 area 0
Which of the following protocols would exchange information between routers to share network addresses and their metrics?

TCP
*** RIP
CSMA/CD
Ethernet
===========================================================================
Which ISDN device can be directly connected to a two-wire local loop in a North American city?

a router with a serial interface
a router with an S/T interface
*** a router with a U interface
an ISDN terminal adapter
===========================================================================
The output of the show ip interfaces brief command indicates that Serial0 is up but the line protocol is down. Which of the following are possible causes for the line protocol being in the down state? (Choose two.)

The clock rate is not set on the DTE.
An incorrect default gateway is set on the router.
A network is missing from the routing protocol configuration.
*** The encapsulation on the Serial0 interface is incorrect.
*** Keepalives are not being sent by the remote device
===========================================================================
Which of the following is a characteristics of TCP? (Choose two.)

*** data transport reliability
best path determination
*** establishing, maintaining, and terminating virtual circuits
encapsulation of packets in a data frame with source and destination MAC addresses
best-effort datagram delivery
===========================================================================
Which statement is true regarding the command ip route 192.168.7.24 255.255.255.248 192.168.7.9? (Choose two.)

*** A packet destined for host 192.168.7.30 will be forwarded to address 192.168.7.9.
192.168.7.9 is the destination network for this route.
192.168.7.24 is the next-hop router in this command.
This command is issued from the interface configuration mode.
*** This command is used to define a static route
===========================================================================
Which of the following application layer protocols use TCP? (Choose three.)

*** SMTP
*** FTP
SNMP
*** HTTP
TFTP
DHCP
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