Transcript CCNA Study Materials/ICND1 QUESTIONS TO REVIEW 3 - 1

You plug one end of a network cable in a PC and then into a switchport and the link light
on the switch turns solid green. Which of the following does the link light indicate (choose two)?
a)
b)
c)
d)
e)
f)
Layer 2 communication is working between the switch and the PC
The PC received a address via DHCP
The PC and the switch have traffic flowing between them
A flashing link light means a port speed of 10meg
Layer 1 connectivity has been established
Half-Duplex mode is in effect on the link
Answer:A,E
What does the following statement indicate?
“UDP port 53 is the only port allowed on this router interface.”
a)
b)
c)
d)
DNS traffic is allowed
SIP traffic is allowed
NNTP traffic is allowed
HTTP traffic is allowed
Answer: A
S0/0
Ip 209.30.129.5/30
Fa0/0
Ip 172.16.1.5/28
PC A
Answer: E
PC A cannot communicate to the internet. A ping to 127.0.0.1 fails. What could be the problem?
a)
b)
c)
d)
e)
Traffic to 127.0.0.1 is not being forwarded by the router
The host with the ip address of 127.0.0.1 is un reachable
The default gateway on the PC is notconfigured
The IP on PC A is incorrect
TCP/IP is incorrectly installed on the PC
Switch A Table
PC C
PC D
Switch A
PC A
HOS
T
MAC Address
Port
A
00-DA-BA-47-E6-12 0/5
D
01-00-CD-22-03-14 0/9
B
D1-1B-25-AB-32-E8 0/2
PC B
PC B is sending a frame to PC C. What will happen to the frame when it is received by the switc
a)
b)
c)
d)
e)
The switch will drop the frame
The switch will send the frame out all ports except 0/2
The switch will send an ARP request to PC C
The switch will send an ICMP destination host unreachable message to PC B
The switch will record the destination mac addrss of PC C into its Switching table
Answer: B
After the POST on a 2950 Catalyst switch the System LED remains amber.
What does this mean?
a)
b)
c)
d)
e)
The POST was not successful
There is a problem with the internal power supply
The switch is having internal issues but can still forward data
The switch passed POST
The switch failed its POST and the operating system is prevented from loading
Answer: E
You have 300 devices and they must all be connected together in a single
broadcast domain, all edge devices must have their own collision domain
and must be cost effective. Which three of the following would allow
For this design (Select Three)?
a)
b)
c)
d)
e)
f)
One subnet with a mask of 255.255.254.0
Two subnets with a mask of 255.255.255.0
Seven 48-port hubs
Seven 48-port Switches
One router interface
Seven router interfaces
Answer: A,D,E
A wireless network must support a mobile wireless work force. Which of the following should
be done?
a)
b)
c)
d)
Use adapters and AP’s manufactured by the same vendor
Overlap the cell coverage 15 to 20%
Configure all the AP’s on the same channel
Use MAC addressing filtering to allow Clients to authenticate with surrounding AP’s
Answer: B
A
B
Switch A
PC 1
Refer to the exhibit. The two connected ports on the TTC-S are not turning
orange or green. What would be the most effective steps to troubleshoot this physical layer problem
(Choose three):
Answer; B,C,D
A. Ensure that the Ethernet encapsulations match on the interconnected TTC and TTC-S ports.
B. Ensure that cables A and B are straight-through cables.
C. Reseat all cables.
D. Ensure the TTC-S has power.
You are a network administrator for TTC.You have configured and
installed a single 802.11g access point in the center of a square office. It is then reported that a few
wireless users are experiencing slow performance and drops while most users are operating at pea
efficiency. What are the causes of this problem? (Choose three.)
A. cordless phones
B. metal file cabinets
C. antenna type or direction
D. mismatched TKIP encryption
Answer: A,B,C
In order to route incoming packets, a router take will take two actions.
What are the two actions? (Choose two.)
Answer: C,D
A. Validate sources of routing information.
B. Identify the source network address of each packet.
C. Identify the destination network address of each packet.
D. Inspect the routing table to select the best path to the destination network address.
What objective does an IDS accomplish?
A. hide the private IP addressing structure from outside attackers
B. perform statefull firewall functions
C. detect malicious traffic and send alerts to a management station
D. block suspicious network activity from entering the network
Answer: C
Part of the configuration of router TTC1 is shown below:
Line vty 0 4
password 7 030752180500
login
transport input ssh
What is the effect of the configuration shown above on router TTC1?
A. It configures the virtual terminal lines with the password 030752180500.
B. It configures SSH globally for all logins.
C. It tells the router or switch to try to establish an SSh connection first and if that fails to use Telnet.
D. It configures a Cisco network device to use the SSH protocol on incoming communications via the v
terminal ports.
Answer: D
The TTC administrator is concerned with enhancing network security.
To do this, what are two recommended ways of protecting network device configuration files from
outside security threats on the network? (Choose two.)
A. Always use Telnet to access the device command line because its data is automatically encrypte
B. Use a firewall to restrict access from the outside to the network devices.
C. Allow unrestricted access to the console or VTY ports.
D. Use SSH or another encrypted and authenticated transport to access device configurations.
Answer: B,D
Which description is correct about the HDLC protocol?
A. It is the preferred protocol for LAN communication.
B. HDLC is compatible between all network vendors.
C. On Cisco routers it is the default encapsulation for serial interfaces.
D. The Cisco implementation of HDLC does not include proprietary extensions.
Answer: C
Which item is correct about the relationship between the protocol and its
associated function?
ICMP
PC sends packets to the default gateway IP address
the first since the PC turned on
DHCP
The network administrator is checking basic IP
connectivity from a workstation on a server
RARP
The TCP/IP protocol stack must find an IP address
for packets destined for a URL
UDP
A network device will automatically assign IP
addresses to workstations
DNS
ARP
What source and destination information can you find in the data link
layer?
A. port number
B. URL
C. IP address
D. MAC address
Answer: D
What layer of the OSI does CDP operate?
A. network
B. physical
C. transport
D. data link
Answer: D
You are a network administrator for TTC. The following shows part of
the TTC WAN:
The network shown in the exhibit is running the RIP version 2. This network has converged, and the
routers in this network are functioning properly. Then, the FastEthernet0/0 interface on router
TTC1 goes down. The routers in this network will respond to this change in two ways. What are
them? (Choose two)
Answer: A,D
S0/1
10.1.1.2
S0/1
10.1.1.6
192.168.1.0
192.168.2.0
Fa0/0
192.168.1.1
TTC1
S0/0
10.1.1.1
TTC2
S0/0
10.1.1.5
TTC3
Fa0/0
192.168.2.1
A. Because of the split-horizon rule, router TTC2 will be prevented from sending erroneous information
TTC1 about connectivity to the 192.168.1.0 network.
B. Routers TTC2 and TTC3 mark the route as inaccessible and will not accept any further routing
updates from TTC1 until their hold-down timers expire.
C. All routers will reference their topology database to determine if any backup routes to the 192.168.1.0
network are known.
D. When router TTC2 learns from TTC1 that the link to the 192.168.1.0 network has been lost,
TTC2 will respond by sending a route back to TTC1 with an infinite metric to the 192.168.1.0
network.
According to the following exhibit. A customer is not able to reach any web
sites on the Internet, but others in the department have no problem. What most likely causes this
problem?
C:\ ipconfig/all
Windows IP Configuration
Host Name:……………………………..:TTC-PC1
Primary Dns Suffix……………………..:
Node Type………………………………:Hybrid
IP Routing Enabled…………………….:No
WINS Proxy Enabled…………………..:No
Ethernet-Adapter Local Area Connection 3:
Connection-specific DNS Suffix:……...:
Description……………………………...:Wired Network Connection
Physical Address……………………….:00-13-CE-9B-33-93
Dhcp Enabled…………………………..:No
IP Address………………………………:10.10.10.2
Subnet Mask……………………………:255.255.255.0
Default Gateway……………………….: 10.10.10.1
Answer: C
A. A DHCP server address is not reachable by the PC.
B. IP routing is not enabled.
C. A DNS server address is not reachable by the PC.
D. NAT has not been configured on the router that connects to the Internet.
Before a workstation is able to exchange HTTP packets with a web server,
what must occur?
A. An ICMP connection must be established between the workstation and its default gateway.
B. An ICMP connection must be established between the workstation and the web server.
C. A UDP connection must be established between the workstation and the web server.
D. A TCP connection must be established between the workstation and the web server.
Answer: D
For purposes of testing, the TTC1 and TTC2 routers are directly
connected with their serial interfaces. As a administrator, you are required to make the serial line
operational. By the output shown in the following exhibit, what must be done?
TTC1# Show controllers s0/0
Interface Serial0/0
Hardware is PowerQUICC MPC860
DTE V.35 clocks stopped.
Idb at 0x81 DE2098, driver data structure at 0x81DE4DF4
SCC Registers:
S0/0
S0/0
TTC1# Show ip interface s0/0
TTC1
Serial 0/0 is up, line protocol is down
Internet address is 192.168.1.2/24
Broadcast is 255.255.255.255
.
.
.
<some output omitted>
TTC2
Answer: D
A. Start the clock on the TTC1.
B. Replace the broken cable between the two devices.
C. Change the IP address on the TTC2.
D. Configure the serial 0/0 interface on the TTC2 with a clockrate.
Match the corresponding commands and functions. (Not all options are
used.)
Ping 10.0.0.1
displays PC network configuration
Ping 127.0.0.1
displays the list of routers on a path to a network
destination
tracert
tests VTY configuration
Ipconfig/all
tests TCP/IP protocol stack
Arp-a
displays IP to MAC address mappings on a
Windows PC
telnet
Data is divided into smaller pieces for transmission when files are
transferred between a host and an FTP server. After these pieces reach the destination host,
they should be reassembled to reconstruct the original file. What is used to for the
reassembly of these pieces into the correct order?
A. the TTL in the IP header
B. the sequence number in the TCP header
C. the Start Frame Delimiter in the 802.3 Preamble
D. the frame check sequence in the Ethernet frame
trailer
Answer: B
Match the corresponding commands and functions. (Not all options are
used.)
bits
Network Layer
packets
UDP
IP address
segments
Mac address
windowing
routing
switching
Transport Layer
For the following Layer 4 protocols, which one is used for a Telnet
connection?
A. UDP
B. TCP
C. ICMP
D. DNS
Answer: B
What do you think is the purpose of a default route?
A. It is a route to be used when the routing protocol fails.
B. It is a route configured by an ISP that sends traffic into a
corporate network.
C. It is a route used when a packet is destined for a remote network
that is not listed in the routing table.
D. It is a route manually configured for a specific remote network
for which a routing protocol is not
configured.
Answer: C
Which two statements best describe Cisco PAT
implementation? (Choose two.)
A. requires at least two public addresses to operate
B. implemented to conserve public IP addresses
C. can only be used between a private network and the Internet
D. provides address connectivity between public and private
addresses
Answer: B,D
Look at the following exhibit. Some value should be displayed in Box 1 of
the ipconfig output of host A. What is it?
21.5.8.4/30
192.168.8.254/24
192.168.8.20/24
PC1
192.168.8.9/24
RouterA
Switch
PC2
192.168.8.8/24
A. 21.5.8.5
B. 192.168.8.20
C. 192.168.8.254
D. 192.168.8.8
Internet
PC1
C:\ipconfig
Windows IP Configuration
Ethernet adapter Local Area Connection
Connection-specific DNS Suffix .
IP Address………………192.168.8.9
Subnet Mask………….255.255.255.0
Default Gateway…….. 192.168.8.254
Box 1
Match the corresponding commands and functions. (Not all options are
used.)
a protocol that converts human-readable
names into machine-readable addresses
SNMP
used to assign IP addresses
automatically and set parameters such as
subnet mask and default gateway
FTP
a protocol for using HTTP or HTTPS to
exchange XML-based messages over
computer networks
TFTP
a connectionless service that uses UDP
to transfer files between systems
DNS
a protocol used to monitor and manage
network devices
DHCP
a reliable. Connection-oriented service
that uses TCP to transfer files between
systems
Which two functions will be performed by routers on packets? (Choose
two.)
A. examine the Layer 3 headers of inbound packets and use that information to determine the
complete paths
along which the packets will be routed to their ultimate destinations
B. update the Layer 2 headers of outbound packets with the MAC addresses of the next hops
C. examine the Layer 3 headers of inbound packets and use that information to determine the
next hops for the
packets
D. update the Layer 3 headers of outbound packets so that the packets are properly directed to
their ultimate
destinations
Answer B,C
DHCPACK
Step1
DHCPOFFER
Step 2
DHCPDISCOVER
Step 3
DHCREQUEST
Step 4
Router
Router
192.168.100.0/26
Switches
Switches
200 users
192.168.3.0/24
Area 3
500 users
192.168.1.0/24
Area 1
60 users
192.168.2.0/24
Area 2
Answers: A,C,E
Network staff is using the following diagram to expand on a current network.
There will be a lot of users and a lot of networks. They will use the following
IP address spaces to accommodate the needs.
192.168.1.1 thru 192.168.5.255 and 192.168.100.1 thru 192.168.100.255
A.
B.
C.
D.
E.
F.
Area 1 IP address space is inadequate for the number of users
Area 3 IP address space is inadequate for the number of users
Area 2 could use a mask of /25 to conserve IP address space
The network address space that is provided requires a single network-wide mask
The router to router connection is wasting address space
The broadcast domain is Area 1 is to large for IP to function
A file transfer fails from a host on Network A to to a server on Network Z. Hosts on Network A can
communicate with other hosts on Network A. What command could you issue on RTA that
would be most useful.
A. Show Flash
B. Show history
C. Show version
D. Show interfaces
E. Show controllers serial
Answer: D
For security reasons, information of RTA , including platform and IP
addresses, should not be accessible from the internet. This information
should however be accessible to devices on the internal networks of RTA.
Which commands or series of commands would accomplish this?
A. RTA(config)#no cdp run
Answer: D
B. RTA(config)#no cdp enable
C. RTA(config)#interface s0/0
RTA(config-if)#no cdp run
D. RTA(config)#interface s0/0
According to the command output also shown in the exhibit, how will SwitchA handle this frame?
Answer: D
A. It will drop the frame.
B. It will forward the frame out port Fa0/3 only.
C. It will flood the frame out all ports.
D. It will flood the frame out all ports except Fa0/3.
Which one of the following characteristics is true
regarding the use of hubs and
switches?
A. Hubs can have their ports be configured with
VLANs
B. Using hubs is costly with regard to bandwidth
availability.
C. Switches can not forward broadcasts.
D. Switches are more efficient than hubs in
processing frames.
E. Switches increase the number of collision
domains in the network.
Answer: E
The LAN needs are expanding at the TTC corporate
office, which is quickly
growing. You are instructed to enlarge the area
covered by a single LAN segment on
the TTC network.
Which of the following are layer 1 devices that you
can use? (Choose two.)
A. A switch
B. A router
C. A network adapter card
D. A hub
E. A repeater
Answer: D,E
CDP is being used throughout the TTC network. What are two reasons why the
TTC network administrator would use CDP? (Choose two)
A. To determine the status of network services on a remote device
B. To obtain the IP Address of a connected device in order to telnet to the device
C. To verify the type of cable interconnecting two devices
D. To verify Layer 2 connectivity between two devices when Layer 3 fails
E. To obtain VLAN information from directly connected switches
F. To determine the status of the routing protocols between directly connected
routers
G. To support automatic network failover during outages
Answer: D,B
CDP is running between two TTC devices. What information is
supplied by CDP? (Select three)
A. Device Identifiers
B. Capabilities list
C. Platform
D. Route identifier
E. Neighbor traffic data
Answer: A,B,C
Which of the following correctly describe steps in the OSI data encapsulation
process? (Choose two)
A. The presentation layer translates bits into voltages for transmission across
the physical link.
B. The transport layer divides a data stream into segments and adds reliability
and flow control information.
C. Packets are created when the network layer adds Layer 3 addresses and
control information to a segment.
D. The data link layer adds physical source and destination addresses and an
FCS to the segment.
E. Packets are created when the network layer encapsulates a frame with
source and destination host addresses and protocol-related control
information.
Answer: B,C
Which protocol below uses TCP port 443 at layer 4?
A. HTML
B. HTTPS
C. TFTP
D. Telnet
E. SMTP
F. None of the above
Answer: B
Blocking
UDP port
Crossover Cable
Switch1
Router
Switch2
SMTP
Mail
Server
10.1.10.220/24
10.1.1.7/24
Pierre
Pierre has just installed the mail server and Switch2. For Security reasons UDP packets
are not permitted outbound on the Fa0/1 router interface. Pierre is now at his workstation testing
the new installation and is not able to establish SMTP communication to the mail server.
Answer: A
a.
b.
c.
d.
The crossover cable should be a straight-through cable.
UDP is blocked coming out of the Fa 0/1 interface of the router.
The server should be directly connected to the router.
The IP addresses are all on the same network. No router is requried.
Digital Line
CSU/DSU
Synchronous
Analog Modem
Asynchronous
WAN Service
Provider Network
Router
Switch
DTE
DCE
Which of the following are characteristics of a point-to-point frame relay subinterface?
(Choose Two)
A.
B.
C.
D.
E.
Requires the use of Inverse ARP
Resolves NBMA split horizon issues
Requires the frame-relay map command
Maps one IP subnet per DLCI
Maps one IP subnet across multiple DLCIs
Answers: B,D
Which two statements are true concerning wireless standards? (Choose Two)
A.
B.
C.
D.
E.
Three standards exist: 802.11b, 802.11g and 802.11w
802.11 divides the 2.4 Ghz into 14 channels
802.11b is superior to 802.11a due to support for data rates up to 54mbs
802.11b is intended to compensate for the half-duplex nature of wireless communications
802.11g is not widely accepted due to production costs.
Answers: B,E
When troubleshooting a LAN interface operating in Full-Duplex mode, which error
Condition could you immediately rule out?
A.
B.
C.
D.
E.
Giants
No buffers
Collisions
Ignored
Dribble condition
Answer: C
Which of the following describes the role of devices in a WAN?
(Choose three)
A.
B.
C.
D.
E.
F.
CSU/DSU terminates a digital local loop
A modem terminates a digital local loop
A CSU/DSU terminates an analog local loop
A modem terminates an analog local loop
A router is commonly considered a DTE device
A router is commonly considered a DCE device
Answers: A,D,E
?
Which two can be used to complete the physical loop between the local loop and the
Central office provider? (Choose two)
A.
B.
C.
D.
E.
F.
WAN switch
PVC
ATM switch
Multiplexer
CSU/DSU
modem
Answer; E,F
Fa0/24
Fa0/24
Answer: E
Vlan 2
Vlan 4
Vlan 3
Vlan 3
SwitchA#show cdp neighbors
Capabilities Codes: R – Router, T – Trans Bridge, B – Source route Bridge
S – Switch, H –Host, I – IGMP, r – Repeater
Device ID
Local Int
Hold Time
Capability
Platform
Port ID
SwitchA#
-------------------------------------------------------------------------------------------------------------------SwitchB#show cdp neighbors
Capabilities Codes: R – Router, T – Trans Bridge, B – Source route Bridge
S – Switch, H –Host, I – IGMP, r – Repeater
Device ID
Local Int
Hold Time
Capability
Platform
Port ID
Two 2950 switches connect through their ports fa 0/24 using a straight through cable.
Based on the output that is shown and the information that is given , what can be concluded?
A.
B.
C.
D.
E.
STP can not be configured on a FastEthernet port
An IP address and default gateway must be configured on each switch
The switches do not share the same VTP domain
Port fa 0/24 must be configured as a trunk in order for the switches to share neighbor informatio
The switches are cabled incorrectly
PSTN
Point to Point
ATM
Circuit Switched
Leased Line
Packet Switched
Frame Relay
Cell Switched
Which of the following command will set the default gateway to
192.168.12.1 on a Cisco switch?
A. TTC-SW(config)# ip route-default 192.168.12.1
B. TTC-SW(config)# ip route 192.168.12.1 0.0.0.0
C. TTC-SW(config)# ip default-gateway 192.168.12.1
D. TTC-SW(config)# ip default-network 192.168.12.1
Answer: C
TTC-RA is configured to use NAT in overload mode. Host TTC-PC is sending packets to web server.
Drag the addresses to fill in the terminology table with their associated addresses.
fa0/0 206.165.201.30
TTC-RA
ISP
fa-0/1 172.16.1.254
0.0.0.0
255.255.255.255
TTC-S
Source
172.16.1.23
TTC-PC
NAT inside local
Web Server
128.77.188.166
Target
206.165.201.30
NAT outside local
172.16.1.254
NAT inside global
128.77.188.166
NAT outside global
0.0.0.0/24
172.16.1.23
Based on the following exhibit. The host in TTC-R2 sends a request for an
HTML document to the server in TTC-R3. Which of the following
addresses will be the source IP address of the packet as it leaves the TTCR2?
TTC-R1
TTC-R2
TTC-R3
10.1.1.16/24
10.1.2.8/24
Answer: D
A. 10.1.2.8
B. 10.1.0.6
C. 10.1.0.14
D. 10.1.1.16
The Wi-Fi logo is a registered mark of the Wi-Fi Alliance. When the Wi-Fi
logo appears on a wireless access point or client adapter, which two of these
does it signify? (Choose two.)
A. The Wi-Fi Alliance has tested this device and determined that it meets IEEE WLAN
standards.
B. The access point or client adapter has been manufactured by the Wireless Fidelity
company.
C. The manufacturer of the equipment has paid the Wi-Fi Alliance to market its products.
D. The Wi-Fi Alliance has verified that the device can interoperate with other devices using
the same standards.
Answers: A,D
For the following items, which signaling standard is in charge of managing
the connection and maintaining status between the router and the local Frame Relay
switch?
Answer: D
A. CIR
B. DLCI
C. FECN
D. LMI
With the use of different ports, some type of NAT maps multiple private IP
addresses to a single registered IP address. Which form is it?
A. static NAT
B. overloading
C. overlapping
D. dynamic NAT
Answer: B
Look at the following exhibit. You are a technician for TTC. The
configurations in the exhibit are pasted into the two new routers shown. Otherwise, the routers
are configured with their default configurations. You cannot ping from TTC-Host1 to TTC-Host2,
but you can ping the S0/0 interface of TTC-R2 from TTC-Host1. You have verified the
configurations of the hosts and they are correct. What caused the problem?
Answer: B
192.168.1.4/30
S0/0
TTC-R1
Fa0/0
S0/0
TTC-R2
Fa0/0
192.168.1.128/26
192.168.1.64/26
TTC-Host 1
TTC-Host 2
A. The serial cable on TTC-R1 needs to be replaced.
B. TTC-R1 has no route to the 192.168.1.128 network.
C. The interfaces on TTC-R2 are not configured properly.
D. The IP addressing scheme has overlapping subnetworks.
Match the corresponding commands and functions. (Not all options are
used.)
login password TTC1
encrypt all clear text passwords
enable password TTC2
protect access to the user mode
prompt
enable secret TTC4
set privileged mode encrypted
password
service password-encryption
set password to allow Telnet
connections
line vty 0 4
password TTC5
line console 0
password TTC3
set privileged mode clear text
password
Refer to the exhibit. TTC-PCA is sending packets to the FTP server.
Consider the packets as they leave TTC-RA interface Fa0/0 forwards TTC-RB. Drag the
correct frame and packet address to their place in the table.
Target
Ip 172.16.25.33
Mac 0000.0c93.9999
TTC-RA
Fa0/0
Ip 172.16.25.34
Mac 0000.0c89.3333
Fa0/0
Destination MAC
TTC-RB
Fa0/1
Fa0/1
Ip 172.16.21.254
ip 172.16.34.1
Mac 0000.0c12.2222 Mac 0000.3465.7777
TTC-SA
Ip 172.16.21.7
Mac 0000.ad12.6666
TTC-PCA
Source MAC
TTC-SB
ip 172.16.34.250
Mac 0000.ea54.5555
Source IP
Destination IP
ip 172.16.34.250
Ip 172.16.21.254
Mac 0000.ea54.5555
Mac 0000.0c12.2222
Ip 172.16.25.34
ip 172.16.34.1
Mac 0000.0c89.3333
Mac 0000.3465.7777
Ip 172.16.25.33
Ip 172.16.21.7
Mac 0000.0c93.9999
Mac 0000.ad12.6666
FTP Server
What does the address 192.168.2.167 stand for on the basis of the following
exhibit?
TTC-R# copy startup-config tftp
Address or name of remote host [ ] ? 192.168.2.167
Destination filename [ router-confg ] ?
!!!!!!!!
1476bytes copied in 0.080 secs ( 5950 bytes/sec )
TTC-R#
Answer: D
A. the router from which the file startup-config is being transferred
B. the TFTP server from which the file router-confg is being transferred
C. the TFTP server from which the file startup-config is being transferred
D. the TFTP server to which the file router-confg is being transferred
The command ip route 192.168.100.160 255.255.255.224 192.168.10.2 20
was performed on a router. No routing protocols or other static routes are configured
on the router.
Which statement best describes this command?
Answer: C
A. The interface with IP address 192.168.10.2 is on this router.
B. The command sets a gateway of last resort for the router.
C. Packets that are destined for host 192.168.100.190 will be sent to
192.168.10.2.
D. The number 20 indicates the number of hops to the destination network.
What does the keyword overload signify in the configuration of NAT?
Answer: C
A. When bandwidth is insufficient, some hosts will not be allowed to access network translation.
B. The pool of IP addresses has been exhausted.
C. Multiple internal hosts will use one IP address to access external network resources.
D. If the number of available IP addresses is exceeded, excess traffic will use the specified
address pool.
According to the exhibit below. Configuring TTC-R1 and TTC-R3 with
RIPv2. What are the minimum network commands required on TTC-R2 for all networks
to converge?
192.168.2.0/24
TTC-R1
192.168.1.0/24
192.168.5.0/24
Answer: C
TTC-R2
TTC-R3
192.168.0.0/24
192.168.3.0/24
192.168.4.0/24
A. (config-router)# network 192.168.0.0
B. (config-router)# network 192.168.0.0
(config-router)# network 192.168.1.0
C. (config-router)# network 192.168.0.0
(config-router)# network 192.168.1.0
(config-router)# network 192.168.3.0
D. (config-router)# network 192.168.2.0
(config-router)# network 192.168.3.0
(config-router)# network 192.168.4.0
You are a network technician at TTC.com, study the exhibit carefully.
The ports displayed are the only active ports on the TTC-S. The MAC address table is displayed in
its entirety. The Ethernet frame presented reaches the TTC-S.
When receiving this frame, which two operations will the TTC-S perform? (Choose two.)
MAC Address Table
Fa0/1 0000.00bb.bbbb
Fa0/2 0000.00cc.cccc
Fa0/0
Fa0/1
A
B
TTC-S
0000.00bb.bbbb
Fa0/2
C
D
0000.00cc.cccc
Answer: A,D
0000.00aa.aaaa
Fa0/3
0000.00dd.dddd
ETHERNET FRAME
0000.00dd.dddd
Destination
0000.00aa.aaaa
Source
Data
A. The MAC address of 0000.00aa.aaaa will be added to the MAC address table.
B. The MAC address of 0000.00dd.dddd will be added to the MAC address table.
C. The frame will be forwarded out port fa0/3 only.
D. The frame will be forwarded out fa0/1, fa0/2, and fa0/3.
According to the exhibit below. TTC-PC1 pings TTC-PC2. Which three
things will TTC-CORE router do with the data received from TTC-PC1? (Choose three.)
TTC-PC1
172.16.12.2/24
ACCESS
172.16.12.1/24
Fa0/0
TTC-CORE
Answer: A,C,D
172.16.40.1/24
Fa0/1
TTC-PC2
ACCESS
172.16.40.2/24
A. The data frames will be forwarded out interface FastEthernet0/1 of TTC-CORE router.
B. The data frames will be forwarded out interface FastEthernet0/0 of TTC-CORE router
C. TTC-CORE router will place the MAC address of TTC-PC2 in the destination MAC address of the
frames.
D. TTC-CORE router will put the MAC address of the forwarding FastEthernet interface in the place
of the
source MAC address.
Tom works as a network administrator for the TTC company. Study the exhibit carefully. Your
company has recently installed a new router in the Orlando office and has established a console
connection with the new router. You can't backup the configuration file and IOS to a TFTP server
located in the Houston office. Which is the most likely cause of this problem?
172.16.1.105/29
.5
.6
Orlando
Houston
64.100.0.4/30
172.16.1.97/29
Answer: C
172.16.2.5/29
172.16.1.101
255.255.255.240
Tftp Server
A. The Orlando router has an incorrect subnet mask.
B. The TFTP server has an incorrect IP address.
C. The TFTP server has an incorrect subnet mask.
D. The network administrator computer has an incorrect IP address.
Which will be the result of adding this command to a router already
configured for dynamic routing?
ip route 0.0.0.0 0.0.0.0 192.168.1.2
A. It configures the router to block routing updates from being sent to IP address 192.168.1.2.
B. It configures the router to drop all packets for which the destination network is unknown.
C. It configures the router as a firewall, blocking all packets from IP address 192.168.1.2.
D. It configures the router to send all packets to IP address 192.168.1.2 if the packets match no
other entry in
the routing table.
Answer: D
TTC-R
Fa0/0.1-10.1.1.1/24 VLAN1
Fa0/0.2-10.2.2.1/24 VLAN2
Fa0/0.3-10.3.3.1/24 VLAN3
VLAN3
VLAN3
Fa0/1
TTC
Server1
TTC
Server2
TTC1
Fa0/1
Fa0/1
TTC2
VLAN2
VLAN2
TTC3
Fa0/3
Blocked
X
Fa0/3
Fa0/1
TTC4
TTCA
VLAN1
TTCD
TTCC
TTCB
The part of TTC network is shown below:
According to the diagram, which of the following is true about the internetwork?
A. TTC2 is the root bridge.
B. Spanning Tree is not running.
C. No collisions can occur in traffic between TTCB and TTCC.
D. TTCD and TTC Server 1 are in the same network.
E. If Fa0/0 is down on TTC-R, TTCA cannot access TTC Server 1
Answer: E
Interface vlan 1
Ip address 192.168.17.253 255.255.255.240
No shutdown
Exit
Ip default-gateway 192.168.17.1
Line vty 0 15
Password cisco
Login
exit
A network admin has configured a Catalyst 2950 switch for remote access by pasting into the
Console the configuration above. However, a telnet session cannot be established…what can be
done to fix the problem?
A.
B.
C.
D.
E.
Change the first line to Interface Fa 0/1
Change the first line to interface vlan 0/1
Change the fifth line to ip default-gateway 192.168.17.241
Change the fifth line to ip route 0.0.0.0 0.0.0.0 192.168.17.1
Change the sixth line to line con 0
Answer: C
You work as a network administrator at TTC.com. You study the exhibit carefully.
A network technician is attempting to use HyperTerminal to configure a new router using
the settings shown. What is the reason the technician is unable to connect to the router?
A. The stop bits should be set to 2.
B. The data bits should be set to 6.
C. The bits per second should be set to 9600.
D. Flow control should be set to hardware.
E. Parity should be set to mark.
Answer: C
Copy flash tftp
Replace IOS image
Copy tftp flash
Backup current IOS image
Copy flash running-config
Make backup copy of config in ram
Copy run tftp
Make config in RAM the configused
at startup
Copy tftp run
Merge backup config with config in
RAM
Copy run start
The help desk has called to say that users are reporting a slowdown in the network. What will
solve this problem while not interrupting network operation?
A. Save the configuration and reboot the router.
B. Press the CTRL+C keys.
C. Enter the no debug all command.
D. Use the show processes command.
E. Enter the terminal monitor command.
Answer: C
Which type of cable should be used between Switch2 and host A?
A. console cable
B. rollover cable
C. straight-through cable
D. crossover cable
Answer: C
R1
R2
What enabled R1 to forward this traffic in the appropriate direction to reach the network to which
host B is attached?
A. DNS
B. DHCP
C. TCP/IP
D. a Layer 4 protocol
E. a routing protocol
F. a default gateway
Answer: E
Which types of cables are required to interconnect the devices shown in the graphic? (Choose
three.)
A. V.35 cable
B. crossover cable
C. USB cable
D. RJ-11 cable
E. rollover cable
F. straight-through cable
Answer: B,E,F,
Jo-Bob junior network admin has found some connectivity issues. You,
having attended an awesome boot-camp, decided to take a look at the
config…what did you find wrong?
A.
B.
C.
D.
E.
F.
Change address of the Branch Router LAN interface
Change address of the Branch router WAN interface
Change the subnet mask of the HQ router LAN interface
Change address of the HQ router LAN interface
Change address of the HQ router interface to the internet
Change subnet mask of the HQ router interface to the internet
Answer: B
Which three devices will use the destination MAC address of the packet to
determine a forwarding path?
A.
B.
C.
D.
E.
F.
Hub1
Switch1
Router1
Swtich2
Router2
Switch3
Answer: B,D,F
Ron is testing connection problems in the internetwork. What is the
problem indicated by the output from HostA?
A.
B.
C.
D.
Routing on Router2 is not functioning correctly
An access-list is applied to an interface on Rotuer3
Fa0/24 interface on Switch1 is down
The gateway address of HostA is incorrect
Answer: D