Network+ cert Exam Study Guide with Complete Solutions 2024/2025 A helpdesk operator is reviewing the part of a MAC address which determines whether the frame is addressed to an individual node or a group. What is this called? - Correct Answer I/G A network administrator is researching network virtualization and is trying to find a standard architecture for appliances to be developed against. Which of these should the administrator look at for a standard? - Correct Answer NFV A network administrator would like to setup a group of servers to retrieve the same content from a single host on the internal network. Which of the following will allow this type of data flow? (Select all that apply.) - Correct Answer A multicast IP address is assigned to the servers./ IGMP must be used to configure group membership.A network technician has been tasked with finding a solution where a leased fiber link is terminated at a demarc. Which of these solutions would accomplish that? - Correct Answer FTTP A network port does not seem to be working properly. Which of the following tools can be used to test if the the port is sending out data? - Correct Answer Loopback plug An engineer plans to configure a device as transparent, rather than non-transparent, at an organization.Which device does the engineer configure? - Correct Answer Proxy server A data center technician is setting up high-speed connections between servers and storage but wants to save on cost. What would be a good way to do this? - Correct Answer FCoE Which technology offers a mode for simultaneous two-way communication? - Correct Answer Duplex An attacker spoofed a banking website and then emailed users of the genuine website, informing them that users must update their password. Users then authenticated to the spoofed site, and the attacker captured the user’s logon credentials and installed malicious software on their computers. The attacker created a peer-to-peer botnet control network from this malicious activity, where the software and control mechanisms update to evade detection and removal. Which type of attack did the users fall victim to? - Correct Answer Phishing 1 / 4
A network administrator purchased new network switches from a vendor. Upon receiving and installing them, what should the admin do to harden the device to ensure secure device configuration of the switches? (Select all that apply.) - Correct Answer Disable unsecure protocols./ Change default usernames and passwords./ Disable unneeded switchports.A security administrator is investigating recent logins to a server that has been compromised. Which log should the administrator audit? - Correct Answer Audit log A network technician is troubleshooting network issues between a workstation and a virtual server running a beta application. Network performance is lacking and there seems to be issues in between the source and destination. Which command will provide the technician with the best information regarding other nodes between the workstation and the remote host? - Correct Answer pathping A user reports they cannot open the shared drives. After investigating the issue, the engineer found that the workstation had its network information misconfigured. The incorrect information was 255.255.255.255, instead of 255.255.255.0. What was most likely incorrectly set on the workstation? - Correct Answer Subnet mask What parameter can be used to calculate the optical link budget? (Select all that apply.) - Correct Answer Connectors Attenuation Splices A licensed wiring professional runs Cat 6A cable in lengths under 55 meters in an office building. What specification of cabling does the professional install? - Correct Answer 10GBaseT A network architect reviews the statistics associated with a device in the Management Information Base and reviews each of the stored parameters. What are the individual numeric parameters named? - Correct Answer OIDs Simulate the use of Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA). - Correct Answer A node waits until media is clear before transmitting packets. 2 / 4
An administrator is planning for disaster recovery and the owner specified that if the systems were down for longer than 48 hours in any given situation the business would not be able to recover financially. What does this represent? - Correct Answer RTO A multi-tenant third-party cloud service that is available via the Internet can be described as which of the following cloud delivery models? - Correct Answer Public A security engineer is looking through packets to analyze possible malicious activity and is currently looking at a three-way handshake. What is the first step in that process? - Correct Answer TCP SYN to server A security professional is looking at activity from a device on 190.168.155.144. What class does this IP belong to? - Correct Answer B An IT engineer installs equipment in a new network closet. While establishing all of the connections, the engineer utilizes a punch down tool. Considering the possible uses, which of the following does the engineer use the tool for? - Correct Answer Fixing conductor connections A network engineer performs maintenance of a collection of workstations that communicate together and provide a bridge to a cabled network segment. What type of set did they observe? - Correct Answer Basic Service A server technician has removed a server blade from its rack for cleaning. The technician sees corrosion on one of the circuit boards and notices some water on the bottom of the casing. What hazards could have affected this server? (Select all that apply.) - Correct Answer Humidity Flooding A security specialist wants to enhance a company's physical security because of some failing detection- based security controls. If the network infrastructure is already in place, what is a relatively inexpensive detection-based control and effective deterrent that can improve the resilience of the perimeter gateway? - Correct Answer Video surveillance 3 / 4
An attacker successfully connected to a corporate network's Wireless Local Area Network (WLAN) and sniffed tracking communication between hosts. The attacker then modified the traffic before relaying it elsewhere. Which of the following describes this type of attack? - Correct Answer On-path attack Employees of a company need remote access to the corporate network by connecting to a virtual private network (VPN). To validate credentials, the network administrator suggests installing an authentication, authorization, and accounting (AAA) server. If the server and client configure the same shared secret, what protocol should be used in this scenario? - Correct Answer Remote Authentication Dial-in User Service (RADIUS) An engineer uses fiber optic cable for a run within a building to a centralized fiber distribution panel in a network closet. Which type of transceiver does the engineer use to achieve 40 GbE speed? - Correct Answer QSFP Using a Windows server, a network admin is trying to test a remote server's network configuration and confirm the packet's routing path. Apply the information given to determine which of the following actions will provide the appropriate information for this test. (Select all that apply.) - Correct Answer Run a ping command./ Run a tracert command.Which of the following Domain Name System (DNS) records can identify a record that is providing a network service or protocol? - Correct Answer SRV Organizations must have mechanisms to detect and suppress fires. Which of the following are fire suppression systems an organization may need to implement? (Select all that apply.) - Correct Answer fire extinguisher/ Sprinkler system Which of the following options are reasons to NOT use Wi-Fi Protected Access 2 (WPA2)? (Select all that apply.) - Correct Answer WPA2 is not supported by some adapters./ WPA2 is not supported by some operating systems./ WPA2 is not supported by some access points (APs) Which of the following Domain Name System (DNS) records can identify a record that is providing a network service or protocol? - Correct Answer SRV A network engineer reviewed the password database for the company's networks and servers and identified that the passwords were all common words and animal names. Concerned that this would be
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