Monday, October 28, 2013

CCNA Discovery 3 Chapter 2 V4.0 Answers 2013 - 2014

Chapter 2 – CCNA Discovery: Introducing Routing and Switching in the Enterprise (Version 4.0) Answers


Q.1 Refer to the exhibit. Which statement is true about port Fa5/1? 
 When a violation is detected, the port will log the information to a syslog server.
 When a violation is detected, the port will go into err-disable mod
 There have been 11 security violations since the last reload
 The port is currently in the shutdown state.

CCNA Discovery 3 Chapter 1 V4.0 Answers 2013 - 2014

Chapter 1 – CCNA Discovery: Introducing Routing and Switching in the Enterprise (Version 4.0) Answers



1. What can be found at the enterprise edge? 

• Internet, VPN, and WAN modules 
• Internet, PSTN, and WAN services 
• server farms and network management 
• campus infrastructure, including access layer devices 

Sunday, October 27, 2013

CCNA Discovery 2 Final Exam V4.1 Answers Full 2013 - 2014

Full: CCNA 2 Final Exam Answers

1 . A company is developing an Internet store for its website. Which protocol should be used to transfer credit card information from customers to the company web server?
• FTPS
• HTTP
• HTTPS
• WEP2
• TFTP

2.
1

CCNA Discovery 2 - DsmbISP - Chapter 9 v4.0 Answers 2013-2014

1. A user can access any web page on the Internet but cannot access e-mail. What troubleshooting method would be most efficient for troubleshooting this issue?
top-down
bottom-up
divide-and-conquer
impossible to determine from this information
2. Hosts on two separate subnets cannot communicate. The network administrator suspects a missing route in one of the routing tables. Which three commands can be used to help troubleshoot Layer 3 connectivity issues? (Choose three.)
ping
show arp
traceroute
show ip route
show controllers
show cdp neighbor

3.
CCNA Discovery 2 thumb2 CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. Host H1 on the LAN is not able to access the FTP server across the Internet. Which two configuration statements are causing this problem? (Choose two.)
There is no route to the Internet.
The IP address on Fa0/0 is incorrect.
The IP address on S0/0/0 is incorrect.
The NAT command on the Fa0/0 interface is applied in the wrong direction.
The NAT command on the S0/0/0 interface is applied in the wrong direction.

4.
CCNA Discovery 2 Chapter 9 thumb CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. Which three statements are true about the output of the show ip interface brief command? (Choose three.)
FastEthernet0/0 is functioning correctly.
The shutdown command has been applied on Serial0/0.
FastEthernet0/0 was configured by the startup-config at bootup.
Serial0/0 is experiencing a Layer 1 network problem.
FastEthernet0/1 is experiencing a Layer 2 network problem.
Because the port is down, Serial0/1 has an IP address that does not show in the output.

5. A user is having trouble accessing the Internet. A network administrator begins by verifying that the IP address of the PC is correctly configured. Next the administrator pings the default gateway. Based on this information, what type of troubleshooting method is the administrator employing?
top-down
bottom-up
divide-and-conquer
impossible to determine from this information

6. Which two conditions identify issues that are confined to Layer 1? (Choose two.)
cables that exceed maximum length
encapsulation errors
viruses and worms that create excessive broadcast traffic
poor termination of cables
receiving "line protocol down" messages on the router console

7.
DsmbISP Chapter 9 thumb CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. Users on the 10.12.10.0/24 network are unable to access anyone on the 10.10.10.0/24 network. What two problems exist in the network? (Choose two.)
R2 is using a different version of RIP.
R2 has a missing network statement.
R1 has an incorrect network statement.
R3 has an incorrect network statement.
A routing loop is occurring between all three routers.

8.
CCNA Discovery Working at a Small to Medium Business or ISP Version 4.1 thumb1 CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. Which statement is true regarding the IP address configuration?
Interfaces Fa0/0 and Fa0/1 can be in the same subnet.
Interface Fa0/0 and NetworkA can be in the same subnet.
Interface Fa0/0 and NetworkB can be in the same subnet.
Interface Fa0/1 and NetworkB can be in the same subnet.

9. An ISP help desk technician receives a call from a customer who reports that no one at their business can reach any websites or get their e-mail. After testing the communication line and finding everything fine, the technician instructs the customer to run nslookup from the command prompt. What does the technician suspect is causing the customer’s problem?
improper IP address configuration on the host
hardware failure of the ISR used to connect the customer to the ISP
bad cables or connections at the customer site
failure of DNS to resolve names to IP addresses

10.
Working at a Small to Medium Business or ISP Chapter 9 thumb CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. The PC is trying to ping router B at 192.168.2.2, but it fails. What is the problem?
The PC is on the wrong subnet.
The default gateway on the PC should be 192.168.1.1.
The default gateway should be 192.168.2.2.
The DNS server is incorrect.
The IP address for Fa0/0 on router A is incorrect.

11. Which problem is associated with Layer 4 of the OSI model?
A firewall is blocking Telnet packets to a host.
A host has an incorrect IP address.
A router has no route to a host.
A host sent a malformed HTTP request.

12. How many usable host addresses does the 192.168.1.0/25 subnet provide?
254
128
127
126
64
62

13. An administrator is creating a lab to simulate a WAN connection. During the setup, the administrator notices that there are different encapsulation types on each end of the serial connection. At what layer of the OSI model is this problem occurring?
Layer 2
Layer 4
Layer 5
Layer 6

14.
DsmbISP Chapter 9 CCNA Discovery Working at a Small to Medium Business or ISP Version 4.1 thum CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. Which IP address is misconfigured and is causing connectivity problems between hosts and servers?
HostA
HostB
Server1
Server2
R1 Fa0/0
R1 Fa0/1

15. A network technician has isolated a problem at the transport layer of the OSI model. Which question would provide further information about the problem?
Do you have a firewall that is configured on your PC?
Do you have a link light on your network card?
Is your PC configured to obtain addressing information using DHCP?
What default gateway address is configured in your TCP/IP settings?
Can you ping ccnaanswers.com?

16. A PC is able to reach devices that are located both inside and outside the network. However, when trying to reach an FTP server that is located on the same subnet, the PC fails to make a connection. The administrator has several other PCs that are located in the same subnet try a connection to the FTP server and they are successful. Which troubleshooting tool can be used to determine the problem between the PC and the FTP server?
cable tester
digital multimeter
protocol analyzer
network analyzer

17. A network administrator is upgrading a Cisco 1841 router by adding a WIC-2T module card. Which show command can the administrator use to verify that the module is correctly recognized by the router?
show flash:
show version
show ip route
show startup-configuration

18. A network administrator plugs a new PC into a switch port. The LED for that port changes to solid green. What statement best describes the current status of the port?
There is a duplex mismatch error.
There is a link fault error. This port is unable to forward frames.
The port is operational and ready to transmit packets.
This port has been disabled by management and is unable to forward frames.
The flash memory is busy.

19.
DsmbISP thumb CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. A network administrator is in the process of sending a preconfigured text file to a router. When the administrator pastes the configuration into the router, an error message appears. What is the problem with the IP addressing scheme?
Serial0/0 is configured with a network address.
The IP address on FastEthernet0/0 overlaps with the IP on FastEthernet0/1.
Serial0/1 is configured with a broadcast address.
The IP address on FastEthernet0/0 overlaps with the IP on Serial0/1.

20.
CCNA Discovery 2 Exam Answers thumb CCNA Discovery 2 Chapter 9 V4.1 Answers
Refer to the exhibit. What are two possible causes for the interface status? (Choose two.)
The loopback address is not set.
The encapsulation type is mismatched.
A cable is not attached to the interface.
Keepalive messages are not being received.
The interface is administratively shut down.

CCNA Discovery 2 - DsmbISP - Chapter 7 v4.0 Answers 2013-2014

1. Refer to the exhibit. Which two statements are true about this file? (Choose two.)


• If the gateway address changes, the file will be updated dynamically.
• The command ping fileserv will use IP address 172.16.5.10.
• If the ping www.cisco.com command is issued, the file will be checked for the Cisco web server IP address before DNS is queried.
• The file must be created by the user if it is to be used by a workstation.
• Name to IP address mappings are added to the file after they are received from DNS.

CCNA Discovery 2 - DsmbISP - Chapter 6 v4.0 Answers 2013-2014

1.



2
Refer to the exhibit. Which configuration command or commands contributed to the output that is shown?
• routerA(config-router)# no version 2
• routerA(config)# interface fa0/0
• routerA(config-if)# ip address 172.19.0.0 255.255.0.0
• routerA(config-router)# network 192.168.3.0
• routerA(config)# no ip default-gateway

CCNA Discovery 2 - DsmbISP - Chapter 5 v4.0 Answers 2013-2014

1.
6
Refer to the exhibit. Which three sets of commands are required to enable administrators to connect to the Switch1 console over Telnet for configuration and management? (Choose three.)
• Switch1(config)# interface fa0/1
   Switch1(config-if)# ip address 192.168.2.64 255.255.255.192
• Switch1(config)# interface fa0/1
   Switch1(config-if)# ip address 192.168.2.66 255.255.255.192
• Switch1(config)# interface vlan 1
   Switch1(config-if)# ip address 192.168.2.126 255.255.255.192
   Switch1(config-if)# no shutdown 
• Switch1(config)# line vty 0 4
   Switch1(config-line)# enable password cisco
   Switch1(config-line)# login
• Switch1(config)# line vty 0 15
   Switch1(config-line)# password cisco
   Switch1(config-line)# login
• Switch1(config)# ip default-gateway 192.168.2.65

CCNA Discovery 2 - DsmbISP - Chapter 4 v4.0 Answers 2013-2014


10.
1
Refer to the exhibit. Host A is connected to the LAN, but it cannot get access to any resources on the Internet. The configuration of the host is shown in the exhibit. What could be the cause of the problem?
• The host subnet mask is incorrect.
• The default gateway is a network address.
• The default gateway is a broadcast address.
• The default gateway is on a different subnet from the host.

CCNA Discovery 2 - DsmbISP - Chapter 3 v4.0 Answers 2013-2014

1. 

2
Refer to the exhibit. Which type of twisted pair cable is used between each device?
• A=console, B=straight, C=crossover, D= crossover, E=straight
• A=straight, B=straight, C=straight, D=crossover, E=console
• A=crossover, B=straight, C=straight, D=crossover, E=crossover
• A=console, B=straight, C=straight, D=crossover, E=crossover
• A=console, B=crossover, C=crossover, D=straight, E=straight

CCNA Discovery 2 - DsmbISP - Chapter 2 v4.0 Answers 2013-2014


1. Which two functions are provided by the upper layers of the OSI model? (Choose two.)
• placing electrical signals on the medium for transmission
• initiating the network communication process
• encrypting and compressing data for transmission

• segmenting and identifying data for reassembly at the destination
• choosing the appropriate path for the data to take through the network

CCNA Discovery 2 - DsmbISP - Chapter 1 v4.0 Answers 2013-2014

1.
 
Refer to the exhibit. A host is having problems maintaining a connection to a server at 192.168.100.2. Which statement best describes the output of the ping command?
The server is shut down.
The server has no route back to the host.
Two routers along the path are not responding to pings.
Some packets made it to the destination.
Ping services are not supported on the destination.

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CCNA Discovery 1 - DHomeSB - Chapter 9 v4.0 Answers 2013-2014


1. What should a network administrator do first after receiving a call from a user who cannot access the company web server? 
• Reboot the web server.
• Replace the NIC of the computer.
• Ask the user to log off and log on again.
• Ask the user what URL has been typed and what error message displays.

CCNA Discovery 1 - DHomeSB - Chapter 8 v4.0 Answers 2013-2014


Q. 1. Identify three techniques used in social engineering. (Choose three.) 
• fishing 

• vishing 
• phishing

• spamming 

• pretexting 
• junk mailing 

CCNA Discovery 1 - DHomeSB - Chapter 7 v4.0 Answers 2013-2014


Q.1.  Why is IEEE 802.11 wireless technology able to transmit further distances than Bluetooth technology?
• transmits at much lower frequencies
• has higher power output
• transmits at much higher frequencies
• uses better encryption methods

CCNA Discovery 1 - DHomeSB - Chapter 6 v4.0 Answers 2013-2014

Chapter 6 – CCNA Discovery: Networking for Home and Small Businesses (Version 4.0)

Q.1. A user types www.cisco.com into a web browser address textbox. What does www.cisco.com represent? 
• the IP address of a web server 
• a physical network address
• the closest router interface to the source
• the source IP address in the data transmission

CCNA Discovery 1 - DHomeSB - Chapter 5 v4.0 Answers 2013-2014

Q.1. How large are IPv4 addresses?
 • 8 bits
• 16 bits
• 32 bits 
• 64 bits
• 128 bits

Q.2.

CCNA Discovery 1 - DHomeSB - Chapter 4 v4.0 Answers 2013-2014

Chapter 4 – CCNA Discovery: Networking for Home and Small Businesses (Version 4.0)

Q.1. Which definition describes the term Internet?
• a group of PCs connected together on a LAN
• a group of PCs connected together by an ISP
• a network of networks that connects countries around the world 
• a worldwide collection of networks controlled by a single organization

CCNA Discovery 1 - DHomeSB - Chapter 3 v4.0 Answers 2013-2014

Chapter 3 – CCNA Discovery: Networking for Home and Small Businesses (Version 4.0) Answers 100%

1. Host A needs to learn the MAC address of Host B, which is on the same LAN segment. A message has been sent to all the hosts on the segment asking for the MAC address of Host B. Host B responds with its MAC address and all other hosts disregard the request. What protocol was used in this scenario?
ARP
DHCP
DNS
WINS

CCNA Discovery 1 - DHomeSB - Chapter 2 v4.0 Answers 2013-2014

Chapter 2 – CCNA Discovery: Networking for Home and Small Businesses (Version 4.0) Answers 100%

1. A computer in the Advanced Technology Center computer room on the second floor, room number 217, has the computer name ATC_217_7. What fact is true about the computer name?
The name is dynamically assigned by the DNS server.
The name is required to allow connectivity to the DHCP server.
The name must include the floor number to support the SLA agreement.
The names of all devices in a workgroup must be the same to allow LAN connectivity.
The name makes it easier for users to reference the device when connecting to it to share resources.

CCNA Discovery 1 - DHomeSB - Chapter 1 v4.0 Answers 2013-2014

Chapter 2 – CCNA Discovery: Networking for Home and Small Businesses (Version 4.0) Answers 100%


1. Which computer component is considered the nerve center of the computer system and is responsible for processing all of the data within the machine?
RAM
* CPU
video card
sound card
operating system

 
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