Networking Essentials 3.0: Course Final Test Online

To which component of the CIA triad security information principle does tokenization apply?

Which troubleshooting method involves swapping a device suspected of having issues with a known good device to see if the problem is solved?

Match the examples of cyber threat to the description.

Which statement describes an advanced persistent threat (APT)?

Match the authentication method to description.

Which Apple security feature ensures that only authentic, digitally-signed software that an Apple-notarized software developer has created is permitted to be installed?

Which type of cyber threat would cause electrical power outages?

Employees in an organization report that they cannot access the customer database on the main server. Further investigation reveals that the database file is now encrypted. Shortly afterward, the organization receives a threatening email demanding payment for the decryption of the database file. What type of attack has the organization experienced?

Refer to the exhibit. How many bits are represented by each group of four hexadecimal values contained between the colons in an IPv6 address?

Which network design has the fewest broadcast domains?

A company uses DHCP servers to dynamically assign IPv4 addresses to employee workstations. The address lease duration is set as 5 days. An employee returns to the office after an absence of one week. When the employee boots the workstation, it sends a message to obtain an IP address. Which Layer 2 and Layer 3 destination addresses will the message contain?

What are two characteristics of multicast transmission? (Choose two.)

All employees in an organization receive an email stating that their account password will expire immediately and that they should reset their password within five minutes. Which of the following statements best describes this email?

Which is an example of a behavioral characteristic?

What is the limitation of using a stateful firewall in a network?

Which Windows utility would a technician use to discover which user was logged in to the system when a critical problem occurred?

Which statement describes the principle of availability in the CIA information security triad?

Which scenario is suitable for deploying twisted-pair cables?

Which three types of nodes should be assigned static IP addresses on a network? (Choose three.)

Match the host-based security solution to the description.

What layer is responsible for routing messages through an internetwork in the TCP/IP model?

What data encoding technology is used in copper cables?

What information is added to the switch table from incoming frames?

At which layer of the OSI model would a logical address be added during encapsulation?

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?

What type of route is indicated by the code C in an IPv4 routing table on a Cisco router?

A small accounting office is setting up a wireless network to connect end devices and to provide internet access. In which two scenarios does a wireless router perform Network Address Translation (NAT)? (Choose two.)

Refer to the exhibit. A switch with a default configuration connects four hosts. The ARP table for host A is shown. What happens when host A wants to send an IP packet to host D?

What will a Cisco LAN switch do if it receives an incoming frame and the destination MAC address is not listed in the MAC address table?

Which number grouping is a valid IPv6 address?

Refer to the exhibit. A newly purchased client laptop has just connected to the local area network. The local area network is using a wireless router that is providing dynamic addressing as shown. Which IP address does the laptop use as a destination address when requesting a dynamically assigned address?

Two pings were issued from a host on a local network. The first ping was issued to the IP address of the default gateway of the host and it failed. The second ping was issued to the IP address of a host outside the local network and it was successful. What is a possible cause for the failed ping?

Open the PT activity. Perform the tasks in the activity instructions and then answer the question. What is the code displayed on the web page? Download PT activity

What process involves placing one message format inside of another message format?

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?

Open the PT activity. Perform the tasks in the activity instructions and then answer the question. Which IP address should be used as the default gateway address on PC0?

Refer to the exhibit. The IP address of which device interface should be used as the default gateway setting of host H1?

A network administrator has a multi-floor LAN to monitor and maintain. Through careful monitoring, the administrator has noticed a large amount of broadcast traffic slowing the network. Which device would you use to best solve this problem?

Which two criteria are used to help select a network medium for a network? (Choose two.)

What benefit does DHCP provide to a network?

Which wireless technology allows a customer to connect to a payment terminal in the store with a smartphone?

What are two methods typically used on a mobile device to provide internet connectivity? (Choose two.)

What information does an Ethernet switch examine and use to build its address table?

Which two OSI model layers have the same functionality as two layers of the TCP/IP model? (Choose two.)

Refer to the exhibit. A technician is attempting to configure the IPv6 address 2001:db8::1111::0200 on a device. Why does the device return an error message that indicates the address is not valid?

An employee is having connectivity issues. Why might a network technician try to ping the default gateway from the employee laptop?

Refer to the exhibit. PC1 issues an ARP request because it needs to send a packet to PC3. In this scenario, what will happen next?

Which three addresses are valid public addresses? (Choose three.)

A technician is troubleshooting a network connectivity problem. Pings to the local wireless router are successful but pings to a server on the Internet are unsuccessful. Which CLI command could assist the technician to find the location of the networking problem?

Which two TCP header fields are used to confirm receipt of data? (Choose two.)

When analog voice signals are converted for use on a computer network, in what format are they encapsulated?

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?

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.)

A data center has recently updated a physical server to host multiple operating systems on a single CPU. The data center can now provide each customer with a separate web server without having to allocate an actual discrete server for each customer. What is the networking trend that is being implemented by the data center in this situation?

What is an example of cloud computing?

Which two scenarios would benefit the user the most by adding quality of service (QoS) to the network? (Choose two.)

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.)

Which three statements describe the functions of the Cisco hierarchical network design model? (Choose three.)

What is the key difference between a type 1 hypervisor and a type 2 hypervisor?

Open the PT activity. Perform the tasks in the activity instructions and then answer the question. What is the IP address of this server?

Refer to the exhibit. Host H2 sends a unicast message to host H6. Which destination IP address is contained in the header of the packet when it reaches host H6?

Refer to the exhibit. Host A sends a data packet to host B. What will be the addressing information of the data packet when it reaches host B?

Which command would a technician use to display network connections on a host computer?

Refer to the exhibit. PC1 attempts to connect to File_server1 and sends an ARP request to obtain a destination MAC address. Which MAC address will PC1 receive in the ARP reply?

Match the definition to the type of cloud.

Refer to the exhibit. Host A has sent a packet to host B. What will be the source MAC and IP addresses on the packet when it arrives at host B?

Which two statements are correct in a comparison of IPv4 and IPv6 packet headers? (Choose two.)

Match the IPv6 packet header field with the description.

Which three IPv4 header fields have no equivalent in an IPv6 header? (Choose three.)

Which two items are used by a host device when performing an ANDing operation to determine if a destination address is on the same local network? (Choose two.)

A home network has both wired and wireless connectivity. From a laptop computer, the user issues a ping to the wireless printer located in another room. The first two echo requests fail, but the last two succeed. Additional pings are all successful. Why do the first two echo requests fail?

Which statement is true regarding the UDP client process during a session with a server?

Match each DHCP message type with its description.

Refer to the exhibit. Which protocol was responsible for building the table that is shown?

Refer to the exhibit. A web designer calls to report that the web server web-s1.cisco.com is not reachable through a web browser. The technician uses command line utilities to verify the problem and to begin the troubleshooting process. Which two things can be determined about the problem? (Choose two.)

What are two potential network problems that can result from ARP operation? (Choose two.)

Match the TCP flag to the correct step in the session establishment sequence.

What is the difference between the terms keyword and argument in the IOS command structure?

Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.)

What three configuration steps must be performed to implement SSH access to a router? (Choose three.)

Refer to the exhibit. What is the maximum TTL value that is used to reach the destination www.cisco.com?​

Refer to the exhibit. A ping to PC2 is issued from PC0, PC1, and PC3 in this exact order. Which MAC addresses will be contained in the S1 MAC address table that is associated with the Fa0/1 port?

Match field names to the IP header where they would be found.

What is the dotted decimal representation of the IPv4 address 11001011.00000000.01110001.11010011?

Which protocol is used by IPv4 and IPv6 to provide error messaging?

The global configuration command ip default-gateway 172.16.100.1 is applied to a switch. What is the effect of this command?

Match the router prompt to the configuration task.

While troubleshooting a network problem, a network administrator issues the show version command on a router. What information can be found by using this command?

Refer to the exhibit. PC1 sends a frame with the destination MAC address 3c97.0e07.a1b2. Switch S1 looks up the destination MAC address in its CAM table but the address is not there. What will the switch do?

Which forwarding action does a switch take when the destination MAC address of an Ethernet frame is an unknown unicast?

Refer to the exhibit. An administrator is troubleshooting connectivity on the office network. PC1 is able to send print jobs to Printer1, but is unable to access File Server1. Which action would correct the problem?

Match the characteristic to the protocol category.

The ARP table in a switch maps which two types of address together?

A network administrator issues the Switch# show running-config command on a Cisco switch. Which term is used to describe the part “running-config” in the command?

The global configuration command ip default-gateway 172.16.100.1 is applied to a switch. What is the effect of this command?

What is the purpose of the MAC address which is added to an e-mail message that is sent from a teacher to a student?

What is the purpose of assigning an IP address to the VLAN1 interface on a Cisco Layer 2 switch?

Which command should be used to test connectivity to the loopback interface?​

Match each item to the type of topology diagram on which it is typically identified.

Refer to the exhibit. The IP address of which device interface should be used as the default gateway setting of host H1?

What are two advantages of using fiber-optic cabling to interconnect devices? (Choose two.)

Which statement is true about the CSMA/CD access method that is used in Ethernet?

Which two characteristics describe the use of a logical topology? (Choose two.)

Which command can be used on a Windows host to display the routing table?

Refer to the exhibit. Consider the IP address configuration shown from PC1. What is a description of the default gateway address?​

Match the characteristics to the correct type of fiber.

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?

Which statement describes the operation of devices accessing an Ethernet network?

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.)

Which two types of messages are used in place of ARP for address resolution in IPv6? (Choose two.)

A site administrator has been told that a particular network at the site must accommodate 126 hosts. Which subnet mask would be used that contains the required number of host bits?

An IPv6 enabled device sends a data packet with the destination address of FF02::1. What is the target of this packet?​

What are two services provided by IPv6 neighbor discovery protocol? (Choose two.)

A secretary receives a phone call from someone claiming that their manager is about to give an important presentation but the presentation files are corrupted. The caller sternly asks that the secretary email the presentation right away to a personal email address. The caller also states that the secretary is being held personally responsible for the success of this presentation. What type of social engineering tactic is the caller using?

The awareness and identification of vulnerabilities is a critical function of a cybersecurity specialist. Which of the following resources can they use to identify specific details about vulnerabilities?

Which three security services are part of the concept of administrative access controls?

Which statement describes the use of powerline networking technology?

A user is configuring a wireless access point and wants to prevent any neighbors from discovering the network. What action does the user need to take?

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?

Match the ICMPv6 messages to the description.

A network administrator is assigned the 172.16.0.0/24 block of addresses to use in designing an IP addressing scheme. The administrator submits this design for approval:

• 172.16.0.0/26
• 172.16.0.64/27
• 172.16.0.96/26
• 172.16.0.128/27

What should be the response from the senior network engineer regarding this design?

What is the prefix for the host address 2001:DB8:BC15:A:12AB::1/64?

How are port numbers used in the TCP/IP encapsulation process?

What is the shortest valid representation of the IPv6 address 2001:0DB8:0000:1470:0000:0000:0000:0200?

A college has five campuses. Each campus has IP phones installed. Each campus has an assigned IP address range. For example, one campus has IP addresses that start with 10.1.x.x. On another campus the address range is 10.2.x.x. The college has standardized that IP phones are assigned IP addresses that have the number 4X in the third octet. For example, at one campus the address ranges used with phones include 10.1.40.x, 10.1.41.x, 10.1.42.x, etc. Which two groupings were used to create this IP addressing scheme? (Choose two.)

Refer to the exhibit. If all devices are using a subnet mask of 255.255.255.0, which laptop would have an IP address with the same network number as the server?

For what purpose are IPv4 addresses utilized?

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?

Match the protocol function to the description while taking into consideration that a network client is visiting a web site.

Refer to the exhibit. PC1 needs to resolve the host name of the web server into an IP address by using DNS. What destination IP address and destination port number will PC1 assign to the DNS query packet?​

How many bits are in an IPv4 address?

A company is contemplating whether to use a client/server or a peer-to-peer network. What are three characteristics of a peer-to-peer network? (Choose three.)

A production switch is reloaded and finishes with a Switch> prompt. What two facts can be determined? (Choose two.)

A user is complaining that an external web page is taking longer than normal to load.The web page does eventually load on the user machine. Which tool should the technician use with administrator privileges in order to locate where the issue is in the network?

When a host sends a packet, how does it determine if the destination of the packet is on the same local network or on a remote network?

Match the network with the correct IP address and prefix that will satisfy the usable host addressing requirements for each network.

Which wireless RF band do IEEE 802.11b/g devices use?

Refer to the exhibit. Which term correctly identifies the device type that is included in the area B?

What is a disadvantage of deploying a peer-to-peer network model?

Match the phases to the functions during the boot up process of a Cisco router.

Which troubleshooting tool can be used to determine the current TCP open connections on a PC?

A group of Windows PCs in a new subnet has been added to an Ethernet network. When testing the connectivity, a technician finds that these PCs can access local network resources but not the Internet resources. To troubleshoot the problem, the technician wants to initially confirm the IP address and DNS configurations on the PCs, and also verify connectivity to the local router. Which three Windows CLI commands and utilities will provide the necessary information? (Choose three.)

Refer to the exhibit. PC1 is unable to access PC2. To troubleshoot this problem, the technician needs to confirm that the next hop interface is operational. Which default gateway address should the technician ping from PC1 to confirm this?​

Refer to the exhibit. An IT consulting firm is helping a mid-sized marketing and advertising company for updating the campus network. Which three network design features are covered in the diagram? (Choose three.)​

Refer to the exhibit. Using VLSM, what is the largest and smallest subnet mask required on this network, including the links between routers, in order to minimize address waste?​

IPv6 host A is sending a neighbor solicitation message to IPv6 host B on the same Ethernet network. Which statement describes the destination MAC address host A uses to build the Ethernet frame of the neighbor solicitation message?

Which three steps must be completed to manually connect an Android or IOS device to a secured wireless network? (Choose three.)

What are two characteristics of RAM on a Cisco device? (Choose two.)

Which type of device provides an Internet connection through the use of a phone jack?

A traveling sales representative uses a cell phone to interact with the home office and customers, track samples, make sales calls, log mileage, and upload/download data while at a hotel. Which internet connectivity method would be a preferred method to use on the mobile device due to the low cost?

IPv6 host A is communicating with a remote IPv6 host B. Which device would send ICMPv6 redirect messages to inform that a better next-hop device should be used?

Refer to the exhibit. The PC is connected to the console port of the switch. All the other connections are made through FastEthernet links. Which types of UTP cables can be used to connect the devices?​

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.)

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?

Which information does the show startup-config command display?

What is true concerning physical and logical topologies?

After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command?

In the OSI model, what three functional areas are addressed by physical layer standards? (Choose three.)

Which two types of signal interference are reduced more by STP than by UTP? (Choose two.)

An IPv6 host receives an ICMPv6 message requesting MAC address resolution. Which message should the host return to provide the MAC address?

A technician must accommodate at least 500 subnets from address 172.16.0.0/16. What is an appropriate subnet mask and corresponding number of available host IP addresses per subnet to meet the requirement?

Which two statements correctly describe the components of a router? (Choose two.)

Refer to the exhibit. Considering the addresses already used and having to remain within the 10.16.10.0/24 network range, which subnet address could be assigned to the network containing 25 hosts?​

Which IPv6 prefix is reserved for communication between devices on the same link?

Refer to the exhibit. A user has configured a NIC on the PC as shown but finds that the PC is unable to access the Internet. What is the problem?

What type of communication rule would best describe CSMA/CD?

What are three parts of an IPv6 global unicast address? (Choose three.)

Which attack takes control over a user’s mobile device and instructs the device to exfiltrate user-sensitive information and send it to threat actors?

What do you call an impersonation attack that takes advantage of a trusted relationship between two systems?

Match the type of firewall to the description.

What is one of the safeguards according to the third dimension of the cybersecurity cube?

Which type of static route creates a gateway of last resort?

What is the interface ID of the IPv6 address 2001:DB8::1000:A9CD:47FF:FE57:FE94/64?

Refer to the exhibit. A technician is attempting to map the local network using CDP. According to the output shown, which two statements are true about router Branch01? (Choose two.)

A technician receives a trouble ticket from a user reporting that a website is no longer accessible. What two questions would the technician ask to narrow down the potential problem? (Choose two.)

Which type of cloud service is a user accessing when using Google Sheets to create a financial report?

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?

Consider the following command: ip route 192.168.10.0 255.255.255.0 10.10.10.2 5 Which route would have to go down in order for this static route to appear in the routing table?

A technician has been asked to develop a physical topology for a network that provides a high level of availability. Which physical topology requires that every node is attached to every other node on the network?