Question 1

Which of the following network topologies typically has all devices on a network directly connected to every other network device?

Accepted Answer

In a mesh topology, each device is connected to every other device on the network, providing multiple paths for data to travel.

Question 2

A network technician is troubleshooting an issue routing TCP packets to an email server. At which of the following OSI layers is the issue occurring?

Accepted Answer

The issue is with routing TCP packets, which is related to the Transport layer (Layer 4) where TCP operates.

Question 3

Which of the following is the physical location where the customer-premise equipment comes together with the ISP or third-party telecommunications equipment?

Accepted Answer

The demarcation point is the physical location where the customer-premise equipment connects with the ISP or third-party telecommunications equipment.

Question 4

Which of the following BEST describes the functionality of the root guard feature on a switch?

Accepted Answer

Root guard prevents a switch port from becoming the root port, thus ensuring the STP root bridge cannot be changed.

Question 5

A company is expanding and building a new remote branch office. Marketing will need 78 IP addresses, finance will need 150 IP addresses, legal will need 39 IP addresses, and R&D will need 12 IP addresses. The network administrator gives the technician a network of 172.16.48.0/23 and wants the technician to use VLSM for the design. Which of the following are possible solutions? (Choose three.)

Accepted Answer

The answer of A company is expanding and building a...

Question 6

When deploying UTP cables in a networking environment, which of the following are acceptable standards? (Choose two.)

Accepted Answer

10GBaseT and 1000BaseT are acceptable standards for deploying UTP cables in a networking environment.

Question 7

A technician has been asked to diagnose problems with DHCP addressing on a VLAN. The DHCP server responds to pings from the technician's machine. Which of the following should the technician use to help diagnose the problem?

Accepted Answer

A packet sniffer can capture and analyze network traffic, allowing the technician to see if DHCP requests and responses are being transmitted correctly on the VLAN.

Question 8

A network technician needs to distribute an updated OS for all network switches at company locations throughout the world. The technician wants to ensure file integrity since several locations do not have high-quality connectivity to the Internet. Which of the following methods should be used to distribute the images while ensuring integrity?

Accepted Answer

Providing the file hash allows recipients to verify the integrity of the downloaded file by comparing the hash value of the received file with the provided hash. FTP is a reliable protocol for file transfer.

Question 9

Joe, a user, is having issues when trying to access certain web pages. Upon navigating to a web page, it seems like it connects, but then presents the following message: The security certificate presented by this website was not trusted by a trusted certificate authority. Joe has cleared his cache and cookies, rebooted his machine, and attempted to browse to the website from a coworker's desktop, but it still presented with this error. Which of the following is the MOST likely cause of this error?

Accepted Answer

The error message indicates that the certificate is not trusted, which often happens when an intermediate certificate is missing. This prevents the browser from establishing a chain of trust to a trusted root certificate authority.

Question 10

A network technician receives a trouble ticket and speaks to the user who is experiencing the issues with the application. Which of the following should the technician perform NEXT?

Accepted Answer

Gather information is the first step in troubleshooting.

Question 11

Which of the following is the MOST secure type of remote administration?

Accepted Answer

SSH over IPsec client-to-site VPN is the most secure type of remote administration because it uses strong encryption and authentication mechanisms to protect data in transit.

Question 12

A network manager is concerned about visitors taking advantage of open cubicies at a company's facilities. Which of the following would mitigate this issue?

Accepted Answer

Creating a VLAN for all unused switchports can help mitigate unauthorized access by isolating these ports from the rest of the network, preventing visitors from connecting to the network through open cubicles.

Question 13

After several changes to the network, a technician needs to ensure a client is checking for new hostname and IP pairings. Which of the following commands should the technician use to force new lookups?

Accepted Answer

The command "ipconfig /flushdns" clears the DNS cache, forcing the client to perform new DNS lookups for hostname and IP pairings.

Question 14

Two buildings used to be connected by a wireless bridge, but they are upgrading to fiber. Which of the following new devices would be required at the demarcation points?

Accepted Answer

A media converter is required to convert the fiber optic signals to the appropriate format for the existing network infrastructure at the demarcation points.

Question 15

A network technician has purchased a 10GBase-T switch and wishes to connect it to 30 computers with 10GB network cards. The computers are 225ft (69m) away, and all need to establish a 10 Gbps connection to meet business requirements. To minimize costs while still meeting these requirements, which of the following cable types should the technician choose?

Accepted Answer

Cat 6a cables support 10 Gbps speeds up to 100 meters and are more cost-effective than Cat 7, making them suitable for the 69m distance required.

Question 16

A network administrator wants to ensure all traffic is inspected and abides by the AUP, and that malicious traffic is stopped. Which of the following features should be enabled on a firewall to meet this requirement?

Accepted Answer

Content filtering on a firewall inspects traffic to ensure it complies with acceptable use policies (AUP) and blocks malicious content.

Question 17

A department is reporting network issues. Users can ping each other and the switch, but not the default gateway. When looking at a wiring diagram and a physical blueprint, a technician notices the 1000BaseLX SFP connects to a distribution switch via a cable that runs behind a large industrial refrigerator. The technician also notices both switches have been worked on recently. Which of the following is MOST likely the issue?

Accepted Answer

The answer of A department is reporting network issues. Users...

Question 18

The corporate head office has assigned the subnet of 10.1.100.0/24 to a network technician. The technician wants to create subnets for the finance department, human resources, and IT. Given the following device counts: Finance: 70 devices Human resources: 38 devices IT: 16 devices Which of the following outlines how the technician should allocate the address space given?

Accepted Answer

A /25 subnet provides 128 addresses, suitable for Finance. A /26 provides 64 addresses, suitable for Human Resources. A /27 provides 32 addresses, suitable for IT.

Question 19

To achieve a more efficient and secure work environment, a company needs a way to control what is being accessed on the Internet using corporate resources. Which of the following devices should be used to accomplish this task? (Choose two.)

Accepted Answer

A Proxy server can control and monitor internet access, while a Content filter can restrict access to certain websites or content, enhancing security and efficiency.

Question 20

A small company is requesting a quote to refresh its wireless network. The company currently runs 60 autonomous APs and has plans to increase wireless density by 50% in the near future. The requirements state that the chosen solution should significantly decrease the management overhead of the current wireless network. Which of the following should the vendors recommend in response to the quote request?

Accepted Answer

Lightweight APs with a wireless controller centralize management, reducing overhead and simplifying network management, which aligns with the company's requirements.

Exam 10: CompTIA Network+