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WorksheetsCisco Networking Final Exam Questions
Total questions: 86
Worksheet time: 49mins
Which three types of nodes should be assigned static IP addresses on a network? (choose three)
printers
servers
tablets
mobile laptops
gateways
Which two statements are correct in a comparison of IPv4 and IPv6 packet headers (choose 2)
The Source Address field name from IPv4 is kept in IPv6
The Destination Address field is new in IPv6
The version field from IPv4 is not kept in IPv6
The Time-to-Live field from IPv4 has been replaced by the Hop Limit field in IPv6
The Header Checksum field name from IPv4 is kept in IPv6
Which statement is true regarding the UDP client process during a session with a server?
Application servers have to use port numbers above 1024 in order to be UDP capable
A three-way handshake takes place before the transmission of data begins
A session must be established before datagrams can be exchanged
Datagrams that arrive in a different order than that in which they were sent are not placed in order
What are two characteristics of RAM on a Cisco device? (choose two)
RAM is able to store multiple versions of IOS and configuration files
RAM is a component in Cisco routers
The configuration that is actively running on the device is stored in RAM
The contents of RAM are lost during a power cycle
RAM provides nonvolatile storage
Which statement describes the use of powerline networking technology?
New “smart” electrical cabling is used to extend an existing home LAN.
Wireless access points use powerline adapters to distribute data through the home LAN.
A device connects to an existing home LAN using an adapter and an existing electrical outlet.
A home LAN is installed without the use of physical cabling.
An employee is having connectivity issues. Why might a network technician try to ping the default gateway from the employee laptop?
to verify that the SVI interface on the switch is configured correctly
to verify connectivity with the device that provides access to remote networks
to verify that an IP address was provided by the DHCP server
to determine if the laptop address is included in the DNS server
Which type of static route creates a gateway of last resort?
default static route
floating static route
summary static route
standard static route
Which two scenarios would benefit the user the most by adding quality of service (QoS) to the network? (Choose two.)
A student is communicating via Skype with a friend in another country.
Students are updating information about their sport activities on the class Facebook page.
A student is sending emails to a friend.
Students are watching a lecture from a YouTube site.
An attacker is sitting in front of a store and wirelessly copies emails and contact lists from nearby unsuspecting user devices. What type of attack is this?
bluejacking
bluesnarfing
smishing
RF jamming
What type of attack targets an SQL database using the input field of a user?
XML injection
SQL injection
Cross-site scripting
buffer overflow
What is an example of cloud computing?
a service that offers on-demand access to shared resources
a network infrastructure that spans a large geographic area
a continuous interaction between people, processes, data, and things
an architectural style of the World Wide Web
Which two criteria are used to help select a network medium for a network? (Choose two.)
the types of data that need to be prioritized
the distance the selected medium can successfully carry a signal
the environment where the selected medium is to be installed
the cost of the end devices that are used in the network
the number of intermediate devices that are installed in the network
Which command would a technician use to display network connections on a host computer?
ipconfig
nslookup
netstat
tracert
Which type of network model describes the functions that must be completed at a particular layer, but does not specify exactly how each protocol should work?
reference model
protocol model
hierarchical design model
TCP/IP model
Which three IPv4 header fields have no equivalent in an IPv6 header? (Choose three.)
protocol
fragment offset
flag
identification
TTL
How are port numbers used in the TCP/IP encapsulation process?
Source port and destination port numbers are randomly generated.
Destination port numbers are assigned automatically and cannot be changed.
If multiple conversations occur that are using the same service, the source port number is used to track the separate conversations.
Source port numbers and destination port numbers are not necessary when UDP is the transport layer protocol being used for the communication.
What is the key difference between a type 1 hypervisor and a type 2 hypervisor?
A type 1 hypervisor runs on specialized systems and a type 2 hypervisor runs on desktop computers.
A type 1 hypervisor supports all server OS virtualization and a type 2 hypervisor supports Linux and Mac virtualization.
A type 1 hypervisor supports server virtualizations and a type 2 hypervisor only supports workstation virtualization.
A type 1 hypervisor runs directly on the system hardware and a type 2 hypervisor requires a host OS to run.
Which two types of messages are used in place of ARP for address resolution in IPv6? (Choose two.)
neighbor solicitation
neighbor advertisement
broadcast
echo reply
echo request
A PC has sent an RS message to an IPv6 router attached to the same network. Which two pieces of information will the router send to the client? (Choose two.)
prefix length
DNS server IP address
prefix
subnet mask in dotted decimal notation
administrative distance
A user can access a file share resource on a server located in the same office but cannot access the internet. What is the possible cause?
The switch is malfunctioning.
The default gateway address is misconfigured on the PC.
The DHCP server is disconnected.
The IPv4 address and subnet mask are misconfigured on the PC.
Refer to the exhibit. How many bits are represented by each group of four hexadecimal values contained between the colons in an IPv6 address?
32
16
64
4
8
Which wireless technology allows a customer to connect to a payment terminal in the store with a smartphone?
Wi-Fi
GPS
Bluetooth
NFC
What data encoding technology is used in copper cables?
modulation of light rays
pulses of light
electrical pulses
modulation of specific frequencies of electromagnetic waves
Which two TCP header fields are used to confirm receipt of data? (Choose two.)
preamble
acknowledgment number
FCS
checksum
sequence number
What are two characteristics of multicast transmission? (Choose two.)
A single packet can be sent to a group of hosts.
Computers use multicast transmission to request IPv4 addresses.
Multicast messages map lower layer addresses to upper layer addresses.
Multicast transmission can be used by routers to exchange routing information.
The source address of a multicast transmission is in the range of 224.0.0.0 to 224.0.0.255.
Which troubleshooting tool can be used to determine the current TCP open connections on a PC?
netstat
nslookup
tracrt
ping
ipconfig
By having narrow viewing angles, an ATM mitigates what kind of attacks?
quid pro quo
identity fraud
dumpster diving
shoulder surfing
Match the IPv6 field with its description.
Payload Length:
This 8-bit field uses a decremental counter to generate an IPv6 Time Exceeded message for the unsuccessful delivery of the message.
This 20-bit flow label field in the IPv6 header is used by the source to label those packets for which the source requests special handling by the IPv6 routers
This 16-bit field indicates the length of the data portion of the IPv6 packet.
This 8-bit field is equivalent to the IPv4 Differentiated Services (DS) field.
Match the IPv6 field with its description.
Hop Limit:
This field contains a 4-bit binary value set to 0110 that identifies this as an IP version 6 packet.
This field indicates the data payload type that the packet is carrying, enabling the network layer to pass the data to the appropriate upper-layer protocol.
This 8-bit field uses a decremental counter to generate an IPv6 Time Exceeded message for the unsuccessful delivery of the message.
This 16-bit field indicates the length of the data portion of the IPv6 packet.
Match the IPv6 field with its description.
Version:
This field contains a 4-bit binary value set to 0110 that identifies this as an IP version 6 packet.
This field indicates the data payload type that the packet is carrying, enabling the network layer to pass the data to the appropriate upper-layer protocol
This 16-bit field indicates the length of the data portion of the IPv6 packet.
This 8-bit field uses a decremental counter to generate an IPv6 Time Exceeded message for the unsuccessful delivery of the message.
Match the IPv6 field with its description.
Flow Label:
This 16-bit field indicates the length of the data portion of the IPv6 packet.
This 20-bit flow label field in the IPv6 header is used by the source to label those packets for which the source requests special handling by the IPv6 routers
This 8-bit field is equivalent to the IPv4 Differentiated Services (DS) field.
This 8-bit field uses a decremental counter to generate an IPv6 Time Exceeded message for the unsuccessful delivery of the message
Match the IPv6 field with its description.
Next Header:
This field indicates the data payload type that the packet is carrying
This field contains a 4-bit binary value set to 0110 that identifies this as an IP version 6 packet.
This 16-bit field indicates the length of the data portion of the IPv6 packet.
This field indicates the data payload type that the packet is carrying, enabling the network layer to pass the data to the appropriate upper-layer protocol
Match the IPv6 field with its description.
Traffic Class:
This 20-bit flow label field in the IPv6 header is used by the source to label those packets for which the source requests special handling by the IPv6 routers
This 8-bit field is equivalent to the IPv4 Differentiated Services (DS) field.
This 16-bit field indicates the length of the data portion of the IPv6 packet.
This field contains a 4-bit binary value set to 0110 that identifies this as an IP version 6 packet.
Which nslookup command would return the DNS information of www.cisco.com?
Which two addressing schemes use hexadecimal numbers? (Choose two.)
IPv6 addresses
IPv4 multicast addresses
MAC addresses
IPv4 broadcast addresses
destination port numbers
Which two application protocols retrieve emails from remote servers? (Choose two.)
SSH
IMAP
POP
SMTP
FTP
Which network connection type provides the highest data link speed?
DSL
fiber
cable
satellite
What are the two functions of the physical layer? (Choose two.)
It adds the sending and destination IP addresses to the message.
It scans incoming and outgoing signals for potential security breaches.
It provides a connection to the network through the local media.
It provides information about the type of user application used in the transmission.
It encodes the signal to be transported based on the requirements of the local media.
Host A wants to send a message to another host on the local IPv6 network. What are the first two steps Host A will take to determine the MAC address of the receiving host? (Choose two.)
Host A will send a neighbor solicitation message to an all-nodes multicast address (FF02::1).
Host A will sends a neighbor advertisement message to a broadcast address.
Host A will check its ARP table entries to see if the destination host MAC information is already in the table.
Host A will send a router solicitation message to the all-router multicast address (FF02::2).
Host A will review entries in its neighbor cache to see if the destination host information is already in the cache.
A user purchases a new switch for the home office to accommodate faster speeds for a newly purchased laptop. The controller has 10/100/1000 MBPS ports, and the computer comes with a 10/100 NIC. What actual bandwidth will the laptop receive if it is plugged into a port on the switch?
100 MBPS
10 MBPS
The laptop will not connect.
1000 MBPS
What are the two main functions of a layer 2 switch? (Choose two.)
To provide payload scanning on the local network.
To connect local devices to a default gateway.
To provide wireless connectivity to the home network.
To connect multiple remote routers to gigabit ports.
To connect end-user devices on the same local network.
Which switch forwarding method provides the lowest latency?
store-and-forward
fast-forward
store-and-forward with error checking disabled
fragment-free
Which three solutions are examples of physical access control? (Choose three.)
protocol
password
motion detector
smart card
mantrap-style entry system
Which is the advantage of using an automated patch service on an enterprise network?
Administrators can obtain reports on the updates needed by each system.
Each computer needs to connect to the vendor’s service to download patches.
Administrators can only approve updates with the consent of the users.
Users can disable or circumvent updates.
Which Apple security feature ensures that only authentic, digitally-signed software that an Apple-notarized software developer has created is permitted to be installed?
Gatekeeper
XProtect
MRT
Security-focused hardware
What is a characteristic of a nftables host-based firewall?
to use a simple virtual machine in the Linux kernel
to use a profile-based approach to firewall functionality
to allow Linux system administrators to configure network access rules that are part of the Linux kernel Netfilter modules
to be a rule-based access control and logging system for Linux
Which statement describes an advanced persistent threat (APT)?
an attack by threat actors performing unauthorized network probing and port scanning on the targeted network
an attack that modifies the operating system through malware and creates a backdoor on the infected system
an attack that takes advantage of algorithms in a piece of legitimate software to generate unintended behaviors
a continuous attack that uses elaborated espionage tactics involving multiple threat actors and sophisticated malware to gain access to the targeted network
Which application attack replaces a Windows code file with a malicious one and launches an attack when a Windows application calls the code file?
Replay
XML injection
LDAP injection
DLL injection
Which two actions demonstrate effective active listening techniques when assisting a customer with a problem? (Choose two.)
correcting the customer when they use incorrect technical terms or jargon
stopping the customer so you can ask questions as you think of them
re-asking questions the customer has already answered when describing the problem
allowing the customer to explain the problem
Let the customer know that you are listening by interjecting phrases such as “I understand,” “I see,” and “OK.”
A trouble ticket placed by a Ubuntu Linux user states that the wired network connection on the computer intermittently fails. Which command can be entered at the Linux CLI to quickly see the number of transmit and receive errors occurring on the Ethernet interface?
ipconfig /all
show interfaces eth0
ifconfig
show ip interface brief
A user reports that the computer occasionally loses connectivity when streaming videos from the web. The technician suspects that a network hardware issue may exist in a device located between the computer and the internet edge router. Which documentation would the technician use to determine where network devices are located in the path from the user to the edge router?
three-layer enterprise network design model
logical topology map
cloud service architecture diagram
physical topology map
Which statement accurately describes the measurement of the speed of network transmissions between a client and a server?
Throughput equals the combined bandwidth of the links in the path from the client to the server.
Bandwidth equals the speed at which a file can be downloaded from a server to a client.
Internet speed tests measure the bandwidth of the links between a client and a server.
Throughput is lower than bandwidth due to latency from client to server.
What are two characteristics of a remote-access SSL VPN? (Choose two.)
clients have no awareness of the VPN
a VPN gateway device is needed at both ends of the VPN tunnel
the client initiates the VPN connection
the VPN is established between the client PC and a VPN gateway
traffic between the client and VPN gateway is sent in clear text
Match the definition to the type of cloud.
hybrid cloud:
intended for a specific organization or entity, such as the government
made up of two or more distinct cloud infrastructures bound together by technology
services made available to the general population
Match the definition to the type of cloud.
private cloud:
intended for a specific organization or entity, such as the government
intended for exclusive use by multiple organizations with shared functional needs
made up of two or more distinct cloud infrastructures bound together by technology
Match the definition to the type of cloud.
Community:
made up of two or more distinct cloud infrastructures bound together by technology
services made available to the general population
intended for exclusive use by multiple organizations with shared functional needs
Match the definition to the type of cloud.
public cloud:
intended for a specific organization or entity, such as the government
services made available to the general population
made up of two or more distinct cloud infrastructures bound together by technology
Match the applications protocols to their respective transport protocols.
HTTP:
UDP
TCP
Match the applications protocols to their respective transport protocols.
SMTP:
TCP
UDP
Match the applications protocols to their respective transport protocols.
FTP:
TCP
UDP
Match the applications protocols to their respective transport protocols.
TFTP:
TCP
UDP
Match the IPv6 addresses to the appropriate unicast category.
Loopback:
::/128
fe80::530:3bff:fe22:70d5
1/128
fc00::/7
Match the IPv6 addresses to the appropriate unicast category.
Unspecified:
::/128
1/128
fe80::530:3bff:fe22:70d5
2001:db8:2626:ae44:208a:8899:6060:3be6
Match the IPv6 addresses to the appropriate unicast category.
Link Local:
fe80::530:3bff:fe22:70d5
1/128
::/128
fc00::/7
Match the IPv6 addresses to the appropriate unicast category.
Global Unicast:
fc00::/7
2001:db8:2626:ae44:208a:8899:6060:3be6
1/128
fe80::530:3bff:fe22:70d5
Match the IPv6 addresses to the appropriate unicast category.
Unique Local:
fc00::/7
1/128
fe80::530:3bff:fe22:70d5
2001:db8:2626:ae44:208a:8899:6060:3be6
Match each DHCP message type with its description.
DHCPDISCOVER
A client initiating a message to find a DHCP server
The DHCP server confirming that the address lease has been accepted
The client accepting the IP address provided by the DHCP server
A DHCP server responding to the initial request by a client
Match each DHCP message type with its description.
DHCPOFFER:
A client initiating a message to find a DHCP server
A DHCP server responding to the initial request by a client
The DHCP server confirming that the address lease has been accepted
The client accepting the IP address provided by the DHCP server
Match each DHCP message type with its description.
DHCPREQUEST:
The client accepting the IP address provided by the DHCP server
The DHCP server confirming that the address lease has been accepted
A client initiating a message to find a DHCP server
The client accepting the IP address provided by the DHCP server
Match each DHCP message type with its description.
DHCPACK:
A DHCP server responding to the initial request by a client
A client initiating a message to find a DHCP server
The client accepting the IP address provided by the DHCP server
The DHCP server confirming that the address lease has been accepted
Which two OSI model layers have the same functionality as two layers of the TCP/IP model? (Choose two.)
data link
network
physical
session
transport
Which statement is true regarding the UDP client process during a session with a server?
A session must be established before datagrams can be exchanged.
Datagrams that arrive in a different order than that in which they were sent are not placed in order.
Application servers have to use port numbers above 1024 in order to be UDP capable.
A three-way handshake takes place before the transmission of data begins.
An employee of a large corporation remotely logs into the company using the appropriate username and password. The employee is attending an important video conference with a customer concerning a large sale. It is important for the video quality to be excellent during the meeting. The employee is unaware that after a successful login, the connection to the company ISP failed. The secondary connection, however, activated within seconds. The disruption was not noticed by the employee or other employees.
What three network characteristics are described in this scenario? (Choose three.)
scalability
security
integrity
fault tolerance
quality of service
What is the dotted decimal representation of the IPv4 address 11001011.00000000.01110001.11010011?
192.0.2.199
198.51.100.201
203.0.113.211
209.165.201.223
A network technician attempts to ping www.example.net from a customer computer, but the ping fails. Access to mapped network drives and a shared printer are working correctly. What are two potential causes for this problem? (Choose two.)
The Windows domain or workgroup name that is configured on the computer is incorrect.
The target web server is down.
The computer has been assigned a static IP address.
DNS service is unavailable on the customer network.
The HTTP protocol is not working properly on the target server.
Which statement is true about the CSMA/CD access method that is used in Ethernet?
When a device hears a carrier signal and transmits, a collision cannot occur.
All network devices must listen before transmitting.
A jamming signal causes only devices that caused the collision to execute a backoff algorithm.
Devices involved in a collision get priority to transmit after the backoff period.
What would be the interface ID of an IPv6 enabled interface with a MAC address of 1C-6F-65-C2-BD-F8 when the interface ID is generated by using the EUI-64 process?
1E6F:65FF:FEC2:BDF8
C16F:65FF:FEC2:BDF8
0C6F:65FF:FEC2:BDF8
106F:65FF:FEC2:BDF8
A tourist is traveling through the countryside and needs to connect to the internet from a laptop. However, the laptop only has Wi-Fi and Ethernet connections. The tourist has a smartphone with 3G/4G connectivity. What can the tourist do to allow the laptop to connect to the internet?
Use the smartphone to access web pages and then pass the web pages to the laptop.
Enable tethering and create a hotspot.
Use an Ethernet cable to connect the smartphone to the laptop.
Use the smartphone to access the internet through a satellite connection and then share that connection with the laptop.
A cable installation company is trying to convince a customer to use fiber-optic cabling instead of copper cables for a particular job. What is one advantage of using fiber-optic cabling compared to copper cabling?
The installation skills required for fiber-optic cabling are lower.
Fiber-optic cabling can transmit signals without attenuation.
Fiber-optic cabling is completely immune to EMI and RFI.
The cost of fiber-optic connectors is lower.
Which wireless RF band do IEEE 802.11b/g devices use?
5 GHz
2.4 GHz
900 MHz
60 GHz
A user is setting up a home wireless network. A global address is to be used in NAT translations for traffic flowing through the wireless router. How is this global address assigned?
The default gateway IP address of the LAN device is used as the global address for NAT translations through the wireless router.
The network administrator will choose an available IP address from the LAN and configure the global addressing of the wireless router.
The wireless router will act as a DHCP client in order to receive global addressing from the ISP.
The host devices will select an unused IP address on the LAN for performing NAT through the wireless router.
A cyber criminal sends a series of maliciously formatted packets to the database server. The server cannot parse the packets and the event causes the server crash. What is the type of attack the cyber criminal launches?
DoS
man-in-the-middle
packet Injection
SQL injection
What three best practices can help defend against social engineering attacks? (Choose three.)
Enable a policy that states that the IT department should supply information over the phone only to managers.
Add more security guards.
Resist the urge to click on enticing web links.
Educate employees regarding policies.
Do not provide password resets in a chat window.
What type of route is indicated by the code C in an IPv4 routing table on a Cisco router?
static route
default route
directly connected route
dynamic route that is learned through EIGRP
A workstation connected to an Ethernet switch port is experiencing connectivity problems. The network technician chooses to use the bottom-up troubleshooting method to identify the issue. What are two possible causes of physical layer network problems that the technician should check? (Choose two.)
logical addressing issues
incorrect MAC address assigned
cables plugged into wrong ports
incorrect subnet mask on an interface
improperly terminated cables
Which Apple security feature ensures that only authentic, digitally-signed software that an Apple-notarized software developer has created is permitted to be installed?
XProtect
MRT
Security-focused hardware
Gatekeeper
