COMP TIA NETWORK + Version 9.1 Flashcards

Question

1.2.9 Match each networking function or device on the left with its associated OSI model layer on the right. Open Systems Interconnection (OSI) Model Layers: A.) Presentation layer B.) Session layer C.) Transport layer D.) Network layer E.) Data Link layer F.) Application layer Network or device function: A.) HTTP B.) Translates data C.) Session ID number D.) Port number E.) Router F.) Switch

Answer 1

F.) Application layer goes with A.) HTTP A.) Presentation layer goes with B.) Translates data B.) Session layer goes with C.) Session ID number C.) Transport layer goes with D.) Port number D.) Network layer goes with E.) Router E.) Data Link layer goes with F.) Switch The following describes how devices function at different layers of the OSI model: HTTP functions at the Application layer. Encapsulation happens at the Presentation layer. Session IDs are assigned at the Session layer. Port numbers are assigned at the Transport layer. Routers function at the Network layer. Switches function at the Data Link layer.

Answer 2

Layer 2 (Data Link Layer) Layer 2 (Datalink Layer) is the correct answer. VLANs (Virtual Local Area Networks) are a Layer 2 technology. When configuring VLANs on a switch, the network engineer is working at the Data Link Layer. This layer is responsible for segmenting the network into multiple broadcast domains using VLAN IDs. Devices like switches and bridges operate at this layer to manage MAC addresses and frames, which are essential for VLAN functionality. The Physical Layer is responsible for the physical connection between devices, including cables, transceivers, and media converters. It deals with the transmission and reception of raw bit streams over a physical medium. Configuring VLANs, which involves creating multiple broadcast domains, is not a function of the Physical Layer. The Transport Layer is responsible for end-to-end communication and error recovery. It deals with the segmentation and reassembly of data, as well as flow control and error correction. Configuring VLANs, which involves creating multiple broadcast domains, is not a function of the Transport Layer. The Application Layer is the topmost layer of the OSI model and is responsible for providing network services directly to end-users and applications. It deals with protocols like HTTP, FTP, and SMTP. Configuring VLANs, which involves creating multiple broadcast domains, is not a function of the Application Layer.

Answer 3

B.) SOHO (Small Office/Home Office) Network A SOHO (Small Office/Home Office) network is the correct answer because SOHO networks are specifically designed for small office or home office environments where a small number of computing hosts need to be interconnected. They typically rely on a single integrated appliance (like a SOHO router) for local and Internet connectivity, making it perfect for the photographer's needs. PANs are designed for personal use within a very limited area, connecting devices like phones, laptops, and wearable devices to a single person's devices. While it could support some of the photographer's needs, it is not ideal for connecting multiple types of devices like printers and guests' devices efficiently. MANs are intended to cover larger geographic areas than LANs, typically a city or large campus. This scenario describes a need for a network within a single home office, which is much smaller in scale than what MANs are designed for. CANs are used to connect networks in a limited geographical area, such as a university campus, school, or corporate facility. The scenario involves a much smaller scale network, suitable for a single home office, making a CAN overly complex and extensive for the photographer's needs.

Answer 4

A.) WAN port for Internet Service Provider (ISP) connection E.) RJ-45 ports for a local cabled network F.) Radio antennas for wireless signal transmission The following are the correct answers for the interfaces that a SOHO router provides at the Physical Layer: RJ-45 ports are typically provided on a SOHO router to implement a local cabled network, usually labeled as LAN ports. These ports are essential for wired connections within the network. Radio antennas are a crucial part of a SOHO router, enabling it to transmit and receive wireless signals. This allows devices like PCs, tablets, smartphones, and printers to connect to the network without physical cables. The WAN port on a SOHO router is designed to connect to the Internet Service Provider's (ISP's) network, facilitating internet access. This port can vary in type, including RJ-45 for fiber connections, RJ-11 for DSL services, or a coaxial F-connector for cable services, depending on the router model and the type of internet service used. Although some routers may feature USB ports for connecting devices such as printers or for network storage, they are not used for the primary function of implementing a local cabled network or connecting to an ISP's network at the Physical Layer. HDMI ports are used for transmitting high-definition video and audio signals from one device to another and are not used in SOHO routers for network connectivity or internet access. SATA ports are used for connecting internal storage devices like hard drives and SSDs within computers and are not typically found on SOHO routers, as they do not serve a networking or internet connectivity function at the Physical Layer. VGA ports are used for video output to monitors and projectors and do not serve a purpose in the networking capabilities of a SOHO router at the Physical Layer.

Answer 5

B.) Ethernet switch E.) Wireless access point The following are the functions that a SOHO router implements: Ethernet switch. The RJ-45 jacks on a SOHO router are connected internally by an Ethernet switch, allowing multiple wired devices to communicate within the same network segment. This is a key function at layer 2, facilitating the use of Physical layer adapters for wired connections. Wireless access point. A SOHO router includes a wireless access point, which uses radio antennas to implement a version of the Wi-Fi standard. This allows wireless devices such as PCs, tablets, smartphones, and printers to form a network. The access point is also connected to the Ethernet switch internally, bridging the wired and wireless segments into a single logical data link network. While a DHCP server is a common feature in SOHO routers, it operates at a higher layer (Layer 3 - Network Layer) by assigning IP addresses to devices on the network. It is not a function implemented at Layer 2, which deals with physical addressing and access to the media. A firewall is a network security device that monitors and controls incoming and outgoing network traffic based on predetermined security rules. Firewalls operate at Layer 3 (Network Layer) and above, making decisions based on IP addresses and other higher-layer protocols, not at Layer 2. NAT is a method used to remap one IP address space into another by modifying network address information in the IP header of packets while they are in transit across a traffic routing device. This function is performed at the Network Layer (Layer 3), not at the Data Link Layer (Layer 2), as it involves the manipulation of IP addresses.

Answer 6

D.) 192.168.1.1 192.168.1.1 is the correct answer. This IP address is within the specified private IP address range of 192.168.1.0/24 and is commonly used as the default gateway address for devices on the network. It is a suitable choice for the router's IP address, allowing it to manage traffic between the local network and the Internet. The 192.168.2.1 IP address is not within the specified private IP address range of 192.168.1.0/24. It belongs to a different subnet (192.168.2.0/24), which means it cannot be used for a router within the 192.168.1.0/24 network. The 192.168.1.255 IP address is the broadcast address for the 192.168.1.0/24 network. It is reserved for broadcasting messages to all hosts within the network and cannot be assigned to any single device, including the router. The 203.0.113.1 IP address is a public IP address and would not be used for a router within a private network using the 192.168.1.0/24 range. Public IP addresses are used on the WAN (Wide Area Network) side of a router for communication over the Internet, not for internal network addressing.

Answer 7

B.) Configuring a strong administrative account passphrase Configuring a strong administrative account passphrase is a critical security measure for protecting the router's management interface. A strong passphrase helps prevent unauthorized access to the router's settings, where malicious changes could compromise the entire network's security. Enabling UPnP (Universal Plug and Play) is a convenience feature that allows devices to automatically discover and communicate with each other on a network. While it can simplify network setup and device interaction, it does not provide protection for the router's management interface. Disabling the firewall would decrease the network's security rather than protect the management interface. The firewall is an essential feature that helps block unauthorized access and potential attacks from the Internet. Setting the router to automatically accept firmware updates, while generally a good practice for ensuring the router is up-to-date with the latest security patches, does not directly protect the management interface. Unauthorized individuals could still attempt to access the interface if the administrative passphrase is weak or compromised.

Answer 8

D.) By a unique port number assigned to the application At layer 4, the Transport Layer, each application is identified by a unique port number. This port number is used to ensure that data is delivered to the correct application on a device. For example, web traffic typically uses port 80 for HTTP or port 443 for HTTPS, and email might use port 25 for SMTP. This system allows multiple applications to run on a single device without their data streams getting mixed up. MAC addresses are used at layer 2 (Data Link Layer) of the OSI model to identify devices on the same local network. Layer 4, the Transport Layer, does not use MAC addresses for identifying applications. Encryption algorithms are used to secure data in transit rather than to identify applications. While encryption is crucial for security, it does not play a role in the identification or routing of applications at layer 4. An application's unique username and password are used for authentication purposes, not for identifying applications at the Transport Layer. Usernames and passwords ensure that only authorized users can access an application, but they do not play a role in the routing or delivery of data at layer 4.

Answer 9

D.) The point at which the telco's cabling enters the customer premises The demarcation point (often shortened to "demarc") is the point where the telecommunications company's (telco's) responsibility ends and the customer's responsibility begins; typically where the telco's cabling enters the building or premises. The maximum data transfer rate achievable by the ISP refers to the bandwidth or speed of an internet connection provided by an ISP, not to the physical or logical point of demarcation between the ISP's network and the customer's premises. The central hub where all ISPs connect and exchange data resembles an Internet Exchange Point (IXP), where ISPs interconnect and exchange internet traffic. The demarcation point, however, is specific to the boundary between the telecommunications provider's network and the customer's network. The protocol used for encrypting data over the internet refers to encryption protocols, such as SSL/TLS, used for securing data transmitted over the Internet. It has no relation to the concept of a demarcation point, which is about the physical boundary and responsibility between a telco's network and the customer's premises.

Answer 10

C.) Transit and peering arrangements Within an Internet eXchange Point (IXP) data center, ISPs establish links between their networks using transit and peering arrangements. These arrangements allow them to carry traffic to and from parts of the Internet they do not physically own, facilitating the exchange of internet traffic between different ISPs' networks. Peer-to-peer file sharing is a method of distributing or accessing digital media using a peer-to-peer networking technology. It is not used by ISPs to establish links between their networks. ISPs require more formal and scalable arrangements to exchange traffic. Bluetooth is a wireless technology standard for exchanging data over short distances. It is primarily used for connecting personal devices and is not suitable or used for establishing links between ISPs' networks within an IXP data center. NFC is a set of communication protocols for communication between two electronic devices over a distance of 4 cm or less. It is commonly used for contactless payment systems and simple data exchange between devices. NFC is not used by ISPs to establish links between their networks at IXPs.

Answer 11

C.) 205.57.169.66 The decimal equivalent of the 11001101.00111001.10101001.01000010 IP address is 205.57.169.66. To convert from binary to decimal, use the decimal equivalent of the following binary numbers: 10000000: 128 01000000: 64 00100000: 32 00010000: 16 00001000: 8 00000100: 4 00000010: 2 00000001: 1 To find the decimal form of a binary number, add up each decimal equivalent for each 1 bit in the address. For example, the equation for the number 11001101 is 128 + 64 + 8 + 4 + 1 = 205.

Answer 12

C.) 0 through 9 and A through F In hexadecimal notation, each digit can represent sixteen different values. The numerals 0 through 9 are used for values zero to nine, and the letters A through F are used for values ten to fifteen, respectively. 0 through 7 corresponds to the octal (base 8) numbering system, not hexadecimal. In octal, each digit can represent values from 0 through 7. 0 through 9 and A through E almost correctly represents the range of values for hexadecimal notation but misses the value 'F'. Hexadecimal notation includes the numerals 0 through 9 and the letters A through F, with 'F' representing the decimal value 15. 1 through 10 does not align with any standard base numbering system. In hexadecimal notation, the values start at 0 (not 1) and include more than just numeric digits, extending to include letters A through F to represent values ten through fifteen.

Answer 13

C.) To validate that the solution fixes the reported problem without affecting the system's overall functionality The primary goal of verifying a solution is to ensure that the applied fix resolves the reported issue without causing new problems or negatively impacting the system's overall functionality. This involves checking that the system continues to operate normally after the solution is applied. While improving system performance might be a desirable outcome, the primary goal of verifying a solution is to ensure that the specific problem is resolved without negatively impacting the system's overall functionality. Speed enhancement is not the main focus of solution verification. The verification process focuses on ensuring that the applied solution effectively resolves the reported issue. Adding unrelated features does not contribute to verifying the solution's effectiveness and may introduce unnecessary complexity or new issues. Changes to configuration settings are not a systematic approach to problem-solving. Solution verification requires targeted actions to ensure that the specific issue is resolved. Random changes can potentially cause more problems instead of verifying a solution.

Answer 14

C.) Treat each problem as a separate case, even if they seem related. When multiple problems are discovered, it's important to address each one individually. This approach ensures that each issue is thoroughly investigated and resolved, rather than assuming they are interconnected. Treating each problem separately also helps in documenting and tracking the resolution process more effectively. Focusing on the most complex problem first can lead to oversight of simpler issues that could be resolved quickly, and it assumes a relationship between the problems that may not exist. It's more efficient to evaluate and address each problem on its own merits. Encouraging users to report only the most severe problem can result in minor issues being overlooked, which may escalate into bigger problems over time. It's important for support teams to have a complete understanding of all issues to provide comprehensive solutions. Escalating all problems without initial investigation can overwhelm higher-level support teams and delay the resolution of issues that could have been solved at the first level. Initial investigation can often resolve some issues immediately and provide valuable information for more complex problems that do need escalation.

Answer 15

B.) Asking them to describe what they were doing when the issue occurred Asking them to describe what they were doing when the issue occurred is the correct answer. This is an open question that encourages the user to provide a detailed account of their actions leading up to the problem. It allows the troubleshooter to gather valuable context about the issue without requiring the user to use technical terms. This approach can help identify patterns or specific actions that may be contributing to the problem. Asking for the error code displayed on the screen is not the most effective initial question, especially for users who are unfamiliar with technical terms. It assumes that an error code is always displayed, which might not be the case. Additionally, it does not encourage the user to provide a broad context of the problem. Asking if they have experienced this issue before can provide useful information about the recurrence of the problem. However, it is a closed question that limits the user's response to a simple yes or no. It does not allow the user to provide detailed information about the issue at hand. Asking if they have tried rebooting their computer, while a common troubleshooting step, is a closed question that expects a yes or no answer. It does not facilitate the collection of detailed information about the problem itself. Starting the diagnostic process with this question might overlook the opportunity to understand the issue more comprehensively.

Answer 16

D.) Establish the basic facts surrounding the problem E.) Be able to communicate the basic facts clearly to the person to whom you are referring the incident. Before escalating a troubleshooting problem, you should be able to do the following: Establish the basic facts surrounding the problem. Before escalating a problem, it's crucial to gather and understand the basic facts about the issue. This includes what the problem is, under what conditions it occurs, and any patterns or triggers identified. Establishing these facts ensures that you're providing a solid foundation for the next level of support to begin their investigation, making the escalation process more efficient and effective. Be able to communicate the basic facts clearly to the person to whom you are referring the incident. Clear communication of the problem's basic facts to the person or team you're escalating to is essential. This ensures that they have a clear understanding of the issue from the start, which helps in diagnosing and resolving the problem more quickly. It also minimizes the risk of miscommunication and ensures that the escalation process is smooth. Waiting for a problem to resolve itself is not a proactive troubleshooting approach. Problems often require intervention to be resolved, and waiting could lead to further complications or dissatisfaction, especially in a support context. Escalating a problem immediately without attempting any initial troubleshooting can overwhelm senior technicians or support teams with issues that could have been resolved at a lower level. It's important to attempt basic troubleshooting based on your knowledge and capabilities before escalating. Randomly changing system settings can lead to further issues and complicate the troubleshooting process. It's important to follow a methodical approach to troubleshooting, based on understanding the problem and applying logical steps to diagnose and attempt to resolve it before considering escalation.

Answer 17

D.) Implement the solution by replacing the faulty network switch. According to the CompTIA Network+ troubleshooting methodology, after establishing a plan of action to resolve the problem, the next step is to implement the solution. In this scenario, the plan of action involves replacing a faulty network switch that has been identified as the cause of the connectivity issues. Therefore, the correct next step is to proceed with the implementation of this solution. Documenting the problem and the solution is an important step in the troubleshooting process, but it comes after the solution has been implemented and the system's full functionality has been verified. It is not the immediate next step after establishing a plan of action. Verifying full system functionality is an important step, but it comes after implementing the solution. Establishing a new theory of probable cause is a step that would be taken if the initial theory was not confirmed during testing or if the implemented solution did not resolve the problem. Since the scenario indicates that a plan of action has already been established based on a confirmed cause, establishing a new theory is not the appropriate next step.

Answer 18

D.) Test each possible cause until you find the right one. Testing each possible cause until you find the right one is the correct approach. Once you have identified the symptoms and understood what could be causing them, the next step is to methodically test each possible cause. This process helps in isolating the issue and finding the exact cause, which can then be addressed to resolve the problem. Ignoring the symptoms and focusing on unrelated components is incorrect because ignoring the diagnosed symptoms and focusing on unrelated components would not efficiently lead to identifying and resolving the issue. It's essential to address the symptoms directly to find the root cause. Immediately replacing all network components is not advisable because it is both time-consuming and costly. Without identifying the specific cause of the problem, replacing all components does not guarantee a resolution and could introduce new issues. Documenting the symptoms without further action is an incorrect approach. While documenting the symptoms is an important part of the troubleshooting process, taking no further action will not resolve the issue. The purpose of documentation is to keep a record of the problem and the steps taken to resolve it, not to replace the action of troubleshooting and fixing the problem.

Answer 19

A.) Identify the problem. The first step should always be to identify the actual problem so that the technician can then proceed with other steps to resolve the problem. Establishing a plan of action to resolve the problem will be part of the process; however, this is not the first step in this scenario. Establishing a theory of probable cause will be part of the process; however, this is not the first step in this scenario. Implementing preventative measures will be part of the process; however, this is not the first step in this scenario.

Answer 20

A.) Did it ever work? B.) What has changed since it was last working? The following are the key questions to ask: Did it ever work? Knowing whether the system ever functioned correctly helps to determine if the issue is with the initial setup or configuration, or if something has caused a previously working system to fail. This question helps to narrow down the troubleshooting approach. What has changed since it was last working? Identifying any changes made to the system since it last worked correctly can pinpoint the cause of the problem. Changes could include software updates, hardware modifications, or environmental factors, and are often the root cause of new issues. While asking if the system is turned on is a basic troubleshooting step, it is not a key question for identifying the cause of more complex problems that occur while the system is in use. Asking if the problem can be solved by buying new hardware jumps to a solution without first identifying the cause of the problem. It's important to diagnose the issue before considering solutions, especially costly ones like purchasing new hardware. Asking if you should switch to a different software platform suggests a drastic solution without understanding the root cause of the problem. Switching software platforms can be a significant undertaking and may not address the underlying issue.

Answer 21

B.) Consider the most appropriate time to schedule the reconfiguration work and plan how to notify other network users. When a solution is likely to disrupt the wider network, it is crucial to plan the implementation carefully. This includes choosing a time that minimizes the impact on users (such as after hours or during low-usage periods) and communicating the planned changes, the expected impact, and the duration of the disruption. This approach helps ensure that the solution is implemented smoothly and with minimal negative impact on network users. Failing to inform relevant stakeholders and users about potential disruptions can lead to confusion, frustration, and a lack of trust. It is important to communicate effectively about planned changes, especially those that may impact network availability, to manage expectations and minimize disruptions. While it may seem efficient to apply a solution immediately, doing so without considering the impact on the wider network and without planning can lead to significant disruptions. It is essential to balance the urgency of the solution with the potential impact on users and services. While ensuring the network is not in use might seem like a way to prevent disruption, abruptly disconnecting the network without prior notification or planning can cause significant issues and data loss for users. It is better to schedule the work during a time of minimal impact and to notify users in advance, rather than cutting off access unexpectedly.

Answer 22

A.) It helps prioritize the problem in relation to other incidents. D.) It helps identify the source of the problem. The following are the ways in which identifying the location and scope of a problem are helpful in the troubleshooting process: It helps prioritize the problem in relation to other incidents. By understanding the scope of a problem, whether it affects a large number of systems or is confined to a specific area, IT professionals can better prioritize it in relation to other ongoing incidents, ensuring that resources are allocated efficiently. It helps identify the source of the problem. Knowing the location and the number of systems affected can provide valuable clues about the source of the problem. For example, if an issue is localized to a specific network segment, this information can narrow down potential causes. It allows for the immediate resolution of the problem without further analysis is incorrect. Identifying the location and scope is an initial step in troubleshooting. While it is crucial, it does not typically allow for the immediate resolution of the problem without further analysis and investigation. It eliminates the need for gathering further information from users is incorrect. Even after identifying the location and scope, gathering detailed information from users is often necessary to fully understand the problem. User input can provide insights that are not apparent from system data alone. It automatically resolves any related issues without intervention is incorrect. Identifying the location and scope of a problem is a diagnostic step and does not resolve the problem or any related issues. Resolution typically requires further investigation, troubleshooting, and specific actions based on the nature of the problem.

Answer 23

A.) Check the Ethernet cable and the network interface card (NIC) for any physical damage or disconnection. When employing the bottom-to-top OSI model approach for troubleshooting, the first step is to start at the lowest layer (Layer 1, Physical Layer) and work your way up. Since the issue is isolated to a single workstation, it's logical to first check the physical connections, such as the Ethernet cable and NIC, for any signs of damage or disconnection. Physical connectivity problems are common and can prevent a device from accessing the network. Then move to the data link layer (Layer 2) components, such as switches, and verify they are functioning correctly. Then move to Layer 3 might to verify IP address configuration. Ensuring that the workstation's firewall settings are not blocking internet access involves checking the Transport Layer (Layer 4), which is important for managing end-to-end communication and error checking. However, it's recommended to start troubleshooting from the Physical Layer (Layer 1) and work your way up through the OSI model. Checking the firewall settings at this early stage might miss physical or network configuration issues that are preventing internet access. Verifying that the web browser settings on the workstation are correctly configured focuses on the Application Layer (Layer 7), which is the top layer of the OSI model. While it's important to ensure that the web browser settings are correct, this should be considered later in the troubleshooting process, especially since the issue might be related to lower layers of the OSI model, such as physical connectivity or IP configuration.

Answer 24

A.) Document findings The last step in troubleshooting is to document findings. This gives you the opportunity to add a complete description of the problem and its solution, including findings, actions, and outcomes. Implement the solution or escalate as necessary occurs before verification. The technician has to apply the solution first, or there would not be much point in verifying. Testing the theory to determine the cause occurs after establishing the theory. Once confirming the theory, determine the next steps to resolve the problem. If the theory is not confirmed, then re-establish a new theory or escalate. This step is not the final step in the process. After determining the cause, the operator should establish a plan of action to resolve the problem and identify potential effects. This is not the final step in the process.

Answer 25

Step 1: Identify the problem. Step 2: Establish a theory of probable cause. Step 3: Test the theory to determine the cause. Step 4: Establish a plan of action. Step 5: Implement the solution or escalate. Step 6: Verify full system functionality. Step 7: Document findings, actions, and outcomes. The following is a general approach to network troubleshooting: 1. Identify the problem. 2. Establish a theory of probable cause. 3. Test the theory to determine the cause. 4. Establish a plan of action to resolve the problem and identify potential effects. 5. Implement the solution or escalate as necessary. 6. Verify full system functionality and, if applicable, implement preventative measures. 7. Document findings, actions, and outcomes.

Answer 26

C.) Establish a plan of action. Establishing a plan of action, such as a maintenance window or scheduled downtime to fix an issue, is the best practice. Researching the impacts of any fixes should also be considered. While it is important to take enough time to identify the problem, IT has already identified the problem by speaking with support personnel, and they now need to establish a plan of action in order to resolve the issue. Determining if anything has changed is part of the testing process to see if the identified problem is consistently manifesting itself. IT has already completed this step in the troubleshooting process Verifying full system functionality is useful to identify the results and effects of a solution. It also includes ensuring that the problem is not repeatable and putting possible safeguards and restrictions in place to help prevent further issues. Once again, this is part of the testing process which has already been completed by IT.

Answer 27

B.) Identifying the most likely layer causing the issue based on symptoms and preliminary information, then working either up or down the OSI model as needed to isolate and resolve the problem The divide and conquer approach involves starting the troubleshooting process at the layer of the OSI model that is most likely to be the source of the problem, based on the symptoms and any preliminary information gathered. This approach allows for a more targeted and efficient troubleshooting process, as it narrows down the focus to the most probable cause of the issue. Once the starting layer is identified, the troubleshooter can work either up or down the OSI model, depending on the results of their tests and observations, to isolate and resolve the problem. Starting the troubleshooting process at the Physical Layer (Layer 1) and sequentially checking each layer until the Application Layer (Layer 7) is reached refers to a top-down or bottom-up approach, not the divide and conquer approach. These methods involve systematically checking each layer in sequence, either from the bottom layer up or the top layer down, rather than focusing on the most likely source of the problem first. Focusing solely on the Application Layer (Layer 7) to identify and resolve any software-related issues before considering network infrastructure problems incorrectly suggests that troubleshooting should always begin at the Application Layer (Layer 7), regardless of the symptoms or nature of the issue. It does not reflect the flexibility and targeted nature of the divide and conquer approach, which considers all layers based on the symptoms and information available. Checking all layers of the OSI model simultaneously to quickly identify and resolve network issues without considering the logical order of the layers is not practical or efficient, as it suggests an unstructured attempt to troubleshoot all layers at once without prioritizing based on the most likely causes. The divide and conquer approach, by contrast, focuses on isolating the problem to a specific layer based on logical deduction and evidence, rather than attempting to address all layers simultaneously.

COMP TIA NETWORK + Version 9.1 Flashcards

(71 cards)