Cisco Ccna Exam Questions: 2013

ip route 192.168.10.0 0.0.0.0 serial 2/0

ip route 0.0.0.0 172.16.30.2 192.168.20.2

ip route 0.0.0.0 0.0.0.0 fastEthernet 1/0

ip route 10.0.0.0 0.0.0.0 192.168.10.2

What are Two Characteristics of RIPv2 Routing Protocol

Manual Route Summarization

Use Bandwidth as Cost

Unequal Cost Load Balancing

Manage a Topology Table

Host A IP Address is 172.16.25.10 and Subnet Mask is 255.255.255.192, What is the Correct Network ID of This IP Address

172.16.0.0/16
172.16.25.8.0/26
172.16.25.0/26
172.16.25.0/24

What are the Valid VTP(Vlan Trunking Protocol) Modes for Cisco catalyst Switch

Server
Host
Transparent
Workstation
Client

At which layers of the OSI Model do Wide area networks Operates (choose two)?

Application Layer

Data Link Layer

Network Layer

Transport Layer

Which of the following network Devices are operating at Data Link Layer of the OSI Model (Choose Two)?

Switch

Hub

Router

Bridge

Which layer of the OSI Model responsible for Path selection?

Application Layer
Network Layer
Data Link Layer
Presentation Layer
Physical Layer

What is the default VTP mode for Cisco catalyst Switch?

Client
Transparent
Host
Workstation

Which routing protocol has a default administrative distance of 90?

EIGRP
OSPF
RIP
IS-IS
BGP

What is the default administrative distance of OSPF Routing Protocol ?

90
110
120
105
115

Which of the following statements are correct regarding EIGRP

EIGRP uses bandwidth and delay as its composite metric by default

EIGRP supports multiple upper layer protocols

EIGRP is backward compatible with IGRP

EIGRP is a classful routing protocol

What is the total user throughput possible on ISDN BRI link?

64 Kbps

128 Kbps

144 Kbps

192 Kbps

What is the bandwidth available for the D channel in BRI?

64K
16K
32K
512K

Spanning-Tree has the following port states. Which port states listen to and learn MAC addresses?

Blocking
Forwarding
Learning
Listening

A new switch will be placed in the access layer to add high-speed connectivity to your end users. To configure this switch, which of the following can be used as a source for the new configuration?

Console Port
Telnet
TFTP
WWW browser

Which of the following statements are correct regarding VTP transparent mode?

transparent mode switch will not forward VTP advertisements
You can create and delete VLANs on a transparent mode switch
A transparent mode switch will not process incoming advertisements
A transparent mode switch features a configuration revision number of null

Refer to the exhibit. What characteristic of hierarchical network designs is exhibited by having SW3 connected to both SW1 and Sw2?

A technician is attempting to explain Cisco StackWise technology to a client that is setting up three stackable switches. Which explanation accurately describes StackWise technology?

StackWise technology allows up to eight ports to be bound together to increase available bandwidth.

StackWise technology allows the switch to deliver power to end devices by using existing Ethernet cabling.

StackWise technology allows the switch capabilities and ports to be expanded by the addition of line cards.

StackWise technology allows up to nine switches to be interconnected via the use of a fully redundant backplane.

Which layer of the hierarchical design model provides a means of connecting devices to the network and controlling which devices are allowed to communicate on the network?

application
access
distribution
network
core

What statement best describes a modular switch?

a slim-line chassis
allows interconnection of switches on redundant backplane
defined physical characteristics
flexible characteristics

Link aggregation should be implemented at which layer of the hierarchical network?

core only
distribution and core
access and distribution
access, distribution, and core

A network administrator is selecting a switch that will operate at the network core. Which three features should the switch support for optimum network performance and reliability? (Choose three.)

port security
security policies
10 Gigabit Ethernet
quality of service (QoS)
hot-swappable hardware
Power over Ethernet (PoE)

For organizations that are implementing a voice over IP solution, what functionality should be enabled at all three layers of the hierarchical network?

Power over Ethernet
quality of service
switch port security
inter-VLAN routing

At which heirarchical layer are switches normally not required to process all ports at wire speed?

core layer
distribution layer
access layer
entry layer

Which hierarchical design characteristic would be recommended at both the core and distribution layers to protect the network in the case of a route failure?

PoE
redundancy
aggregation
access lists

A network technician is asked to examine an existing switched network. Following this examination, the technician makes recommendations for adding new switches where needed and replacing existing equipment that hampers performance. The technician is given a budget and asked to proceed. Which two pieces of information would be helpful in determining necessary port density for new switches? (Choose two.)

forwarding rate
traffic flow analysis
expected future growth
number of required core connections
number of hubs that are needed in the access layer to increase performance

Which two features are supported at all three levels of the Cisco three-layer hierarchical model? (Choose two.)

Power over Ethernet
load balancing across redundant trunk links
redundant components
Quality of Service
link aggregation

Which layer of the OSI model does an access layer LAN switch use to make a forwarding decision?

Layer 1
Layer 2
Layer 3
Layer 4

Configuring communication between devices on different VLANs requires the use of which layer of the OSI model?

Layer 1
Layer 3
Layer 4
Layer 5

What is the likely impact of moving a conventional company architecture to a completely converged network?

Local analog phone service can be completely outsourced to cost-effective providers.
The Ethernet VLAN structure is less complex.
A shared infrastructure is created resulting in a single network to manage.
QoS issues are greatly reduced.
There is less bandwidth competition between voice and video streams.

Which three features are commonly supported at the distribution layer of the Cisco hierarchical network model? (Choose three.)

security policies
Power over Ethernet
switch port security
quality of service
Layer 3 functionality
end user access to network

Refer to the exhibit. Beginning with HR servers and workstations, a network engineer is designing a new security structure for the network. Which set of policies adheres to the hierarchical network model design principles?

Which hierarchical design model layer controls the flow of network traffic using policies and delineates broadcast domains by performing routing functions between virtual LANs (VLANs)?

application
access
distribution
network
core

Which feature supports higher throughput in switched networks by combining multiple switch ports?

convergence
redundant links
link aggregationnetwork diameter

Which two characteristics are associated with enterprise level switches? (Choose two.)

low port density
high forwarding rate
high latency level
support link aggregation
predefined number of ports

Which layer of the hierarchical network design model is refered to as the high-speed backbone of the internetwork, where high availability and redundancy are critical?

access layer
core layer
data-link layer
distribution layer
network layer
physical layer

Refer to the exhibit. The network administrator issues the command no ip classless on Router1. What forwarding action will take place on a packet that is received by Router1 and is destined for host 192.168.0.26?

The packet will be dropped.
The packet will be forwarded to the gateway of last resort.
The packet will match the 192.168.0.0 network and be forwarded out Serial 0/0.
The packet will most closely match the 192.168.0.8 subnet and be forwarded out Serial 0/1

Refer to the exhibit. Which statement is true concerning the routing configuration?

Using dynamic routing instead of static routing would have required fewer configuration steps.
The 10.1.1.0/24 and 10.1.2.0/24 routes have adjacent boundaries and should be summarized.
Packets routed to the R2 Fast Ethernet interface require two routing table lookups.
The static route will not work correctly

Refer to the exhibit. How many routes are child routes?

Refer to the exhibit. How many routes are child routes?
1
3

Which router component is used to store the routing table?

Flash
NVRAM
ROM
SDRAM

When a router boots, what is the default order to locate the Cisco IOS if there is no boot system command?

ROM, TFTP server, flash
flash, TFTP server, ROM
flash, NVRAM, TFTP server
NVRAM, TFTP server, flash

What are two functions of a router? (Choose two.)

It connects multiple IP networks.
It controls the flow of data via the use of Layer 2 addresses.
It determines the best path to send packets.
It manages the VLAN database.
It increases the size of the broadcast domain

On a router, which three components are stored in RAM? (Choose three.)

POST code
the routing table
the running-configuration
the start-up configuration
the bootstrap instructions
a copy of the operating system

Refer to the exhibit. The network is configured with RIPv2. However, network administrators notice that communication cannot be successfully completed from one LAN to another. A network administrator issues the show ip route command on the HQ router. Based on the output, what should be done to correct the problem?

Disable the load balancing feature of RIPv2.
Issue the no auto-summary command for RIPv2.
Replace RIPv2 with EIGRP which supports VLSM.

Refer to the exhibit. Hosts on the 192.168.1.0 network cannot communicate with hosts on the 172.16.1.1 network. The network administrator has run the show ip route command on R1.

What could be the cause of this problem?

The FastEthernet interface on R1 is disabled.

What is a function of the console port on a router?

It is used to manage the router.
It is used for packet receiving and forwarding.
It is used to interconnect various types of LANs.
It is used to interconnect a variety of serial links including T1, DSL, and ISDN.

Refer to the exhibit. What is the purpose of the ip bandwidth-percent eigrp 50 10 command?

to limit the bandwidth EIGRP packets can use to 6.4 kb/s
to limit the bandwidth EIGRP packets can use to 10 kb/s

A router boots and enters setup mode. What is the reason for this?

The IOS image is corrupt.
Cisco IOS is missing from flash memory.
The configuration file is missing from NVRAM.
The POST process has detected hardware failure.

Which three statements are true regarding the encapsulation and de-encapsulation of packets when traveling through a router? (Choose three.)

The router modifies the TTL field, decrementing it by one.
The router changes the source IP to the IP of the exit interface.
The router maintains the same source and destination IP.
The router changes the source physical address to the physical address of the exit interface.
The router changes the destination IP to the IP of the exit interface.
The router sends the packet out all other interfaces, besides the one it entered the router on.

A network administrator is analyzing routing update behavior on a network that has both EIGRP and OSPF configured on all routers. Both protocols appear in the output of show ip protocols. However, only EIGRP internal routes appear in the routing tables. Which statement correctly explains the scenario?

The OSPF protocol has a higher cost than EIGRP.
The EIGRP protocol has a lower metric than OSPF.
The EIGRP protocol was configured first on the router.
The EIGRP protocol has a lower administrative distance than OSPF.

Refer to the exhibit. How many routes are both level 1 and qualify for use as an ultimate route?

Which statement is true about the metrics used by routing protocols?

A metric is a value used by a particular routing protocol to compare paths to remote networks.
A common metric is used by all routing protocols.
The metric with the highest value is installed in the routing table.
The router may use only one parameter at a time to calculate the metric.

Refer to the exhibit. An administrator is attempting to configure a router by copying and pasting the commands that are shown in the exhibit. However, only one of the FastEthernet interfaces is coming up. What is the problem?

Both interfaces are in the same IP subnet.
FastEthernet0/1 does not have a description.
There can be only one FastEthernet interface enabled on a router at one time.

Refer to the exhibit. If the EIGRP routing protocol is used throughout the network, which IP address and mask prefix should be sent by router R1 to the Edge router as a result of manual summarization of LANs A, B, C, and D?

192.168.4.0/20
192.168.4.0/22
192.168.4.0/24
192.168.4.0/26

Which of the following are primary functions of a router? (Choose two.)

packet switching
microsegmentation
domain name resolution
path selection
flow control

Which two statements about routing protocols are accurate? (Choose two.)

OSPF supports VLSM.
RIPv1 supports VLSM.
RIPv2 does not have a hop count limit.
EIGRP supports discontiguous network designs.
RIPv2 does not support discontiguous network designs.

Refer to the exhibit. Routers 1 and 2 are directly connected over a serial link. Pings are failing between the two routers. What change by the administrator will correct the problem?

Set the encapsulation on both routers to PPP.
Decrease the bandwidth on Serial 0/1/0 on router 2 to 1544.
Change the cable that connects the routers to a crossover cable.
Change the IP address on Serial 0/1/0 on router 2 to 192.168.0.1/30.

Refer to the exhibit. After the commands are entered, which password will be required to establish a Telnet session with the router?

cisco
letmein
please
access

In an examination of two OSPF routers that fail to exchange information, it is determined that they have not become OSPF neighbors. Which two configuration values must match for the OSPF routers to become neighbors?

neighbor ID and router ID
dead time and hello time
OSPF area and neighbor ID
OSPF area and interface priority

Refer to the exhibit. Both routers are using the RIPv2 routing protocol and static routes are undefined. R1 can ping 192.168.2.1 and 10.1.1.2, but is unable to ping 192.168.4.1.

What is the reason for the ping failure?

A network administrator is using an application that is monitoring packets on the network and sees an EIGRP update packet. What is the purpose of the update packet?

The packet is sent to discover neighbors within the EIGRP network.
The packet is sent to search for network devices within an EIGRP network.
The packet is used to propagate routing information within the EIGRP network.
The packet is used to send an unreachable reply to another router within the EIGRP network.
The packet is used to notify all routers that EIRGP has failed on one of the routers within the EIGRP network.

Refer to the exhibit. Routers R1 and R3 use different routing protocols with default administrative distance values. All devices are properly configured and the destination network is advertised by both protocols.

Which path will be used to transmit the data packets from PC1 to PC2?

Refer to the exhibit. What OSPF network statements are required for the router B to advertise the three networks that are attached?

router ospf 1
network 10.0.0.0 0.0.0.255 area 0

router ospf 1
network 10.1.1.0 0.3.255.255 area 0
network 10.10.1.0 0.255.255.255 area 0
network 10.20.1.0 0.255.255.255 area 0

Refer to the exhibit. RouterA and RouterB cannot successfully exchange EIGRP routes. What is the problem?

Which additional piece of information is included in the updates of classless routing protocols to support the use of VLSM and discontiguous networks?

metric
network mask
neighbor router ID
administrative distance

Because of a topology change, the next hop IP address in the current static route must be reconfigured. How can a static route entry be altered to accommodate a topology change?

Keep the existing static route and configure a new static route with the correct next hop IP address.
Negate the existing static route and configure a new static route with the correct next hop IP address.
Do nothing. The existing static route will automatically update the next hop entry with the new IP address.
Keep the existing static route, reload the router, and configure a new static route with the correct next hop IP address.

Refer to the exhibit. Why is the state of the serial0/0/0 interface administratively down?

An IP address has not been configured on the interface.
The WIC was installed into the incorrect slot on the router.
The default encapsulation on the interface has been modified.
The no shutdown command has not been executed on the interface.

Why is fast convergence desirable in networks that use dynamic routing protocols?

Hosts are unable to access their gateway until the network is converged.
Routers will not allow packets to be forwarded until the network is converged.
Routers may make incorrect forwarding decisions until the network has converged.
Routers will not allow configuration changes to be made until the network has converged.

A network technician is configuring a Cisco 2811 router. The technician types conf at the privileged level command prompt and presses the TAB key. What action will the router take?

It will revert to the user mode.
It will perform an auto-complete function.
It will go into the global configuration mode.
It will give an error message that indicates a bad command was entered.

Refer to the exhibit. A network administrator is trying to determine why router JAX has no OSPF routes in its routing table. All routers are configured for OSPF area 0. From the JAX router, the administrator is able to ping its connected interfaces and the Fa0/1 interface of the ORL router but no other router interfaces. What is a logical step that the network administrator should take to troubleshoot the problem?

A network administrator adds the default-information originate command to the configuration of a router that uses RIP as the routing protocol. What will result from adding this command?

The router will be reset to the default factory information.
The router will not forward routing information that is learned from other routers.
The router will propagate a static default route in its RIP updates, if one is present.
The router will only forward packets that originate on directly connected networks.

Refer to the exhibit. Which route will be installed in the routing table on R1 to forward traffic from PC1 to the web server?

the static route
the route learned via OSPF

Refer to the exhibit. Routers RTRA and RTRB are running OSPF. What entry does RTRA add in the routing table when Serial 0/0/0 receives an update about the network that is attached to RTRB?

O 172.16.7.0/30 [110/51] via 10.10.10.2, 00:00:25, Serial0/0/0

O 172.16.7.16/28 [110/51] via 10.10.10.2, 00:00:25, Serial0/0/0

O 172.16.7.0/24 [110/51] via 10.10.10.2, 00:00:25, Serial0/0/0

Refer to the exhibit. The network administrator has run the following command on R1.

R1(config)# ip route 192.168.2.0 255.255.255.0 172.16.1.2

What is the result of running this command?

Traffic for network 192.168.2.0 is forwarded to 172.16.1.2.
This route is automatically propagated throughout the entire network.
Traffic for all networks is forwarded to 172.16.1.2.

Refer to the exhibit. Cost for each path are shown. If all routers are configured to use OSPF, what would be the path of a packet sent from Router C to Router D if Router A was down?

C-B-E-D
C-B-A-D
C-F-E-D
C-F-B-A-D
C-F-E-A-D

Which prompt is used to allow a user to change the IP address of an interface on a router?

Router>
Router#
Router(config)#
Router(config-if)#

Refer to the exhibit. Which path will traffic from the 172.16.1.0/24 network take to get to the 10.0.0.0/24 network?

ADC
ABC

Refer to the exhibit. Which summarization should R1 use to advertise its networks to R2?

192.168.1.0/24
192.168.0.0/24
192.168.0.0/22
192.168.1.0/22

Which two statements are true about the EIGRP successor route? (Choose two.)

It is saved in the topology table for use if the primary route fails.
It may be backed up by a feasible successor route.
It is used by EIGRP to forward traffic to the destination.
It is flagged as active in the routing table.
After the discovery process has occurred, the successor route is stored in the neighbor table.

Which of the following are required when adding a network to the OSPF routing process configuration? (Choose three.)

network address
loopback address
autonomous system number
subnet mask
wildcard mask
area ID

A network administrator is setting up a new router with a device name of Admin, an encrypted password of cangetin, and the IP address 192.168.1.22/29 assigned to the first FastEthernet interface. Which command sequence correctly configures this router?

Router(config)# hostname Admin
Admin(config)# enable secret cangetin
Admin(config)# interface fa0/1
Admin(config-if)#ip address 192.168.1.22 255.255.255.248

Router(config)# hostname Admin
Admin(config)# enable password cangetin
Admin(config)# interface fa0/1
Admin(config-if)# ip address 192.168.1.22 255.255.255.248

Router(config)# hostname Admin
Admin(config)# enable secret cangetin
Admin(config)# interface fa0/0
Admin(config-if)# ip address 192.168.1.22 255.255.255.248

Router(config)# hostname Admin
Admin(config)# enable password cangetin
Admin(config)# interface fa0/0
Admin(config-if)# ip address 192.168.1.22 255.255.255.248

A network administrator is troubleshooting a RIPv2 network that is not converging as expected. Which command can the administrator use on each router to view the RIPv2 updates as they are received?

debug ip rip
show ip route
debug ip routing
show ip protocols
show ip interface brief

You have been asked to explain converged networks to a trainee. How would you accurately describe a converged network?

A network is converged when all routers have formed an adjacency.
A network is converged immediately after a topology change has occurred.
A network is converged when all routers flush the unreachable networks from their routing tables.
A network is converged after all routers share the same information, calculate best paths, and update their routing tables.

Refer to the exhibit. A ping between host A and host B is successful, but pings from host A to operational hosts on the Internet fail. What is the reason for this problem?

The FastEthernet interface of R1 is disabled.
One of the default routes is configured incorrectly.
A routing protocol is not configured on both routers.
The default gateway has not been configured on host A.

Refer to the exhibit. A network engineer removes a new router from the shipping container and powers on the router to ensure it passes POST. Which port would the engineer use to perform the initial configuration?

Refer to the exhibit. A network engineer removes a new router from the shipping container and powers on the router to ensure it passes POST. Which port would the engineer use to perform the initial configuration?

AUX
console
FE0/0
FE0/1

A network administrator configures a new router and saves the configuration. The router is taken to the installation site and installed. On startup, what component will the router search first by default for the saved configuration?

CompactFlash
CPU
boot ROM
flash
NVRAM
UART

A router in an EIGRP enterprise network has a default route configured via the interface that connects to the ISP. Which command would the network administrator apply on this router so that other routers in the EIGRP AS 100 network will use this default route?

redistribute static
redistribute eigrp 100
redistribute connected
default-information originate

Refer to the exhibit. A network administrator is investigating why data packets with destination addresses of 172.16.10.10 and 192.168.10.100 are being dropped instead of being forwarded via the static route as expected. After confirming that the ip classless command has been applied on all routers in the network, what other action should the administrator take to ensure that data packets to these addresses are forwarded via the static route?

Check that all routers are configured with the same autonomous system number.
Issue the no auto-summary command within the EIGRP configuration of all routers.

Refer to the exhibit. Two connected routers are unable to establish adjacency. Based on the show ip ospf interface output, what could be the problem?

The dead timers do not match.
The routers have not reached full state.
The two routers are in different autonomous systems.
The physical interface between the two routers is down.

Refer to the exhibit. Which two statements are true based on the exhibited output? (Choose two.)

Refer to the exhibit. Which two statements are true based on the exhibited output? (Choose two.)

Automatic summarization is disabled.
The EIGRP routing protocol is being used.
There is one feasible successor in the routing table.
The serial interface S0/0/0 is administratively down.
The router created the route to 172.16.1.0/24 via the S0/0/0 interface.

Which two commands can be used to modify the default OSPF metric calculation of a link? (Choose two.)

R1(config-if)# bandwidth
R1(config-if)# ip ospf cost
R1(config-if)# ip ospf priority
R1(config-if)# ip ospf hello-interval
R1(config-router)# default-information originate

Refer to the exhibit. If the attached device is configured correctly, what action can be taken to change the state of FastEthernet0/0 to Up Up?

Attach a crossover cable to the interface.
Change the encapsulation on the interface to HDLC.
Issue the no shutdown command for the interface.
Set the clock rate for the interface to 56000.

Refer to the exhibit. Which two interface variables will determine the metric that is used on EIGRP routes? (Choose two.)

load
delay
reliability
hop count
bandwidth

Refer to the exhibit. A network administrator configures a static route on router R1 to reach the 192.168.1.0/24 network. Which IP address should be used as the next-hop address in the ip route command?

192.168.1.1
192.168.2.1
192.135.250.1
192.135.250.2

Refer to the exhibit. Which solution provides the most efficient use of router resources for forwarding traffic between BR and HQ?

RIP
RIPv2
EIGRP
static routes

Refer to the exhibit. Routers R1 and R2 are directly connected through a FastEthernet link but cannot form a neighbor adjacency. What could resolve the problem?

The cost on R1 should be set higher.
The priority on R1 should be set higher.
The OSPF process ID numbers must match.
A backup designated router needs to be added to the network.
The hello and dead timers must be configured with the same values on both routers.

Refer to the exhibit. The network is configured for RIPv2 routing. What path will a packet from router A take to reach the LAN that is attached to router F if the 56 kb/s link between router A and router E fails?

A, B, C, F
A, B, C, E, F
A, D, G, H, F
A, D, G, E, F
A, D, G, E, H, F

Refer to the exhibit. Which option will provide the configuration that is needed for router R1 to dynamically learn routes to the 192.168.100.16/28, 192.168.100.32/28, and 192.168.100.48/28 subnetworks?

with static routes
with a routed protocol
with a routing protocol
with directly connected routes

Cisco CCNA Routing and Switching 200-120 Official Cert Guide Library

Cisco CCNA Routing and Switching 200-120 Foundation Learning Guide Library

CCNA Routing and Switching Portable Command Guide, 3rd Edition