Introduction to Networks (version 6.00) - ITN Chapter 11 Exam Beta Online 2018 100%

1. Question

1 points

Which network design consideration would be more important to a large corporation than to a small business?

Internet router
firewall
low port density switch
redundancy

2. Question

1 points

How should traffic flow be captured in order to best understand traffic patterns in a network?

during low utilization times
during peak utilization times
when it is on the main network segment only
when it is from a subset of users

3. Question

3 points

A network administrator for a small company is contemplating how to scale the network over the next three years to accommodate projected growth. Which three types of information should be used to plan for network growth? (Choose three.)

human resource policies and procedures for all employees in the company
documentation of the current physical and logical topologies
analysis of the network traffic based on protocols, applications, and services used on the network
history and mission statement of the company
inventory of the devices that are currently used on the network
listing of the current employees and their role in the company

4. Question

1 points

A newly hired network technician is given the task of ordering new hardware for a small business with a large growth forecast. Which primary factor should the technician be concerned with when choosing the new devices?

devices with a fixed number and type of interfaces
devices that have support for network monitoring
redundant devices
devices with support for modularity

5. Question

2 points

Which two traffic types require delay sensitive delivery? (Choose two.)

email
web
FTP
voice
video

6. Question

2 points

Which two traffic types use the Real-Time Transport Protocol (RTP)? (Choose two.)

voice
video
web
peer to peer
file transfer

7. Question

2 points

Which two statements describe how to assess traffic flow patterns and network traffic types using a protocol analyzer? (Choose two.)

Capture traffic on the weekends when most employees are off work.
Only capture traffic in the areas of the network that receive most of the traffic such as the data center.
Capture traffic during peak utilization times to get a good representation of the different traffic types.
Perform the capture on different network segments.
Only capture WAN traffic because traffic to the web is responsible for the largest amount of traffic on a network.

8. Question

1 points

A network administrator is issuing the login block-for 180 attempts 2 within 30 command on a router. Which threat is the network administrator trying to prevent?

a user who is trying to guess a password to access the router
a worm that is attempting to access another part of the network
an unidentified individual who is trying to access the network equipment room
a device that is trying to inspect the traffic on a link

9. Question

2 points

Which two steps are required before SSH can be enabled on a Cisco router? (Choose two.)

Give the router a host name and domain name.
Create a banner that will be displayed to users when they connect.
Generate a set of secret keys to be used for encryption and decryption.
Set up an authentication server to handle incoming connection requests.
Enable SSH on the physical interfaces where the incoming connection requests will be received.

10. Question

1 points

What type of attack may involve the use of tools such as nslookup and fping?

access attack
reconnaissance attack
denial of service attack
worm attack

11. Question

1 points

Some routers and switches in a wiring closet malfunctioned after an air conditioning unit failed. What type of threat does this situation describe?

configuration
environmental
electrical
maintenance

12. Question

1 points

Which firewall feature is used to ensure that packets coming into a network are legitimate responses initiated from internal hosts?

application filtering
stateful packet inspection
URL filtering
packet filtering

13. Question

2 points

Which two actions can be taken to prevent a successful network attack on an email server account? (Choose two.)

Never send the password through the network in a clear text.
Never use passwords that need the Shift key.
Use servers from different vendors.
Distribute servers throughout the building, placing them close to the stakeholders.
Limit the number of unsuccessful attempts to log in to the server.

14. Question

1 points

Refer to the exhibit. Baseline documentation for a small company had ping round trip time statistics of 36/97/132 between hosts H1 and H3. Today the network administrator checked connectivity by pinging between hosts H1 and H3 that resulted in a round trip time of 1458/2390/6066. What does this indicate to the network administrator?

ITN Chapter 11 Exam Answers 002

Connectivity between H1 and H3 is fine.
H3 is not connected properly to the network.
Something is causing interference between H1 and R1.
Performance between the networks is within expected parameters.
Something is causing a time delay between the networks.

15. Question

1 points

When should an administrator establish a network baseline?

when the traffic is at peak in the network
when there is a sudden drop in traffic
at the lowest point of traffic in the network
at regular intervals over a period of time

16. Question

1 points

Refer to the exhibit. An administrator is trying to troubleshoot connectivity between PC1 and PC2 and uses the tracert command from PC1 to do it. Based on the displayed output, where should the administrator begin troubleshooting?

ITN Chapter 11 Exam Answers 001

PC2
R1
SW2
R2
SW1

17. Question

1 points

Which statement is true about CDP on a Cisco device?

The show cdp neighbor detail command will reveal the IP address of a neighbor only if there is Layer 3 connectivity.
To disable CDP globally, the no cdp enable command in interface configuration mode must be used.
CDP can be disabled globally or on a specific interface.
Because it runs at the data link layer, the CDP protocol can only be implemented in switches.

18. Question

1 points

A network technician issues the arp -d * command on a PC after the router that is connected to the LAN is reconfigured. What is the result after this command is issued?

The ARP cache is cleared.
The current content of the ARP cache is displayed.
The detailed information of the ARP cache is displayed.
The ARP cache is synchronized with the router interface.

19. Question

1 points

A network administrator for a small campus network has issued the show ip interface brief command on a switch. What is the administrator verifying with this command?

the status of the switch interfaces and the address configured on interface vlan 1
that a specific host on another network can be reached
the path that is used to reach a specific host on another network
the default gateway that is used by the switch

20. Question

1 points

A network technician issues the C:\> tracert -6 www.cisco.com command on a Windows PC. What is the purpose of the -6 command option?

It forces the trace to use IPv6.
It limits the trace to only 6 hops.
It sets a 6 milliseconds timeout for each replay.
It sends 6 probes within each TTL time period.

21. Question

1 points

A network administrator is testing network connectivity by issuing the ping command on a router. Which symbol will be displayed to indicate that a time expired during the wait for an ICMP echo reply message?

!
.
U
$

22. Question

1 points

Which process failed if a computer cannot access the Internet and received an IP address of 169.254.142.5?

IP
DNS
DHCP
HTTP

23. Question

1 points

Which command should be used on a Cisco router or switch to allow log messages to be displayed on remotely connected sessions using Telnet or SSH?

debug all
logging synchronous
show running-config
terminal monitor

24. Question

1 points

By following a structured troubleshooting approach, a network administrator identified a network issue after a conversation with the user. What is the next step that the administrator should take?

Verify full system functionality.
Test the theory to determine cause.
Establish a theory of probable causes.
Establish a plan of action to resolve the issue.

25. Question

1 points

True or False? A duplex mismatch on a link between a Cisco router and a switch will cause the link to go down.

true
false

26. Question

2 points

Which two scenarios would result in a duplex mismatch? (Choose two.)

configuring dynamic routing incorrectly
starting and stopping a router interface during a normal operation
manually setting the two connected devices to different duplex modes
connecting a device with autonegotiation to another that is manually set to full-duplex
connecting a device with an interface running at 100 Mbps to another with an interface running at 1000 Mbps

27. Question

2 points

An employee complains that a Windows PC cannot connect to the Internet. A network technician issues the ipconfig command on the PC and is shown an IP address of 169.254.10.3. Which two conclusions can be drawn? (Choose two.)

The PC cannot contact a DHCP server.
The DNS server address is misconfigured.
The default gateway address is not configured.
The PC is configured to obtain an IP address automatically.
The enterprise network is misconfigured for dynamic routing.

28. Question

1 points

What is the result if the default gateway address is misconfigured on a PC?

The PC cannot communicate with any devices.
The PC can communicate with devices both in remote networks and in the same network.
The PC can communicate with devices in the same network but not with those in remote networks.
The PC can communicate with devices in remote networks but not with those in the same network.

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