Download HCPA-Transmission&Access (Huawei Certified Pre-sales Associate-Transmission&Access).H19-315.VCEplus.2025-02-21.31q.vcex

Vendor: Huawei
Exam Code: H19-315
Exam Name: HCPA-Transmission&Access (Huawei Certified Pre-sales Associate-Transmission&Access)
Date: Feb 21, 2025
File Size: 32 KB

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Demo Questions

Question 1
OLT EA5800 uses distributed architecture to provide super high performance switching.
  1. True
  2. False
Correct answer: A
Explanation:
The statement isTrue. TheHuawei EA5800 OLTemploys adistributed architectureto deliver superior performance and scalability. In a distributed architecture, processing tasks are divided among multiple components, reducing bottlenecks and improving overall system efficiency. This design allows the EA5800 to handle high-density subscriber traffic with low latency and high reliability, making it ideal for carrier-grade deployments.Key benefits of the distributed architecture include:High Performance Switching:Supports large-scale data forwarding with minimal delay.Scalability:Easily accommodates additional subscribers and services.Redundancy:Enhances fault tolerance and network availability.Huawei EA5800 OLT Product DocumentationHuawei GPON Technology White Paper
The statement isTrue. TheHuawei EA5800 OLTemploys adistributed architectureto deliver superior performance and scalability. In a distributed architecture, processing tasks are divided among multiple components, reducing bottlenecks and improving overall system efficiency. This design allows the EA5800 to handle high-density subscriber traffic with low latency and high reliability, making it ideal for carrier-grade deployments.
Key benefits of the distributed architecture include:
High Performance Switching:Supports large-scale data forwarding with minimal delay.
Scalability:Easily accommodates additional subscribers and services.
Redundancy:Enhances fault tolerance and network availability.
Huawei EA5800 OLT Product Documentation
Huawei GPON Technology White Paper
Question 2
Which of the following services can FTTH Solution provide?
  1. Home-WiFi
  2. IPTV
  3. High-Speed Internet
  4. Telephone
Correct answer: ABCD
Explanation:
The correct answer includes all options:Home-WiFi, IPTV, High-Speed Internet, and Telephone. FTTH (Fiber-to-the-Home) solutions are designed to deliver a wide range of services over a single fiber connection, leveraging the high bandwidth and low latency of optical networks.Home-WiFi:Provides wireless internet access within the home using Wi-Fi routers connected to the ONU.IPTV:Delivers high-quality video streaming services, including live TV, Video on Demand (VoD), and interactive features.High-Speed Internet:Offers broadband connectivity for web browsing, online gaming, andother data-intensive applications.Telephone:Supports Voice over IP (VoIP) services, enabling voice communication over the fiber network.FTTH is a converged solution that integrates these services into a unified platform, simplifying network management and enhancing user experience.Huawei FTTH Solution White PaperITU-T G.984.x Standards for GPON
The correct answer includes all options:Home-WiFi, IPTV, High-Speed Internet, and Telephone. FTTH (Fiber-to-the-Home) solutions are designed to deliver a wide range of services over a single fiber connection, leveraging the high bandwidth and low latency of optical networks.
Home-WiFi:Provides wireless internet access within the home using Wi-Fi routers connected to the ONU.
IPTV:Delivers high-quality video streaming services, including live TV, Video on Demand (VoD), and interactive features.
High-Speed Internet:Offers broadband connectivity for web browsing, online gaming, andother data-intensive applications.
Telephone:Supports Voice over IP (VoIP) services, enabling voice communication over the fiber network.
FTTH is a converged solution that integrates these services into a unified platform, simplifying network management and enhancing user experience.
Huawei FTTH Solution White Paper
ITU-T G.984.x Standards for GPON
Question 3
Huawei EA5800 OLT platform supports software upgrade function for network protection.
  1. True
  2. False
Correct answer: A
Explanation:
The statement isTrue. TheHuawei EA5800 OLTplatform supportssoftware upgrades, which are critical for ensuringnetwork protectionand maintaining optimal performance. Software upgrades allow the OLT to incorporate new features, improve security, fix bugs, and enhance compatibility with emerging technologies.Key aspects of software upgrades on the EA5800 include:Security Enhancements:Regular updates patch vulnerabilities, protecting the network from cyber threats like DDoS attacks, unauthorized access, and malware.Feature Expansion:New functionalities can be added to support evolving use cases, such as 5G backhaul, IoT integration, and advanced QoS (Quality of Service) mechanisms.Performance Optimization:Upgrades often include improvements to system efficiency, reducing latency and increasing throughput.Compliance:Ensures adherence to industry standards and regulatory requirements, such as ITU-T G.984.x for GPON and ITU-T G.988 for OMCI (ONT Management and Control Interface).The ability to perform seamless software upgrades is a hallmark of Huawei's commitment to future-proofing its solutions, ensuring that networks remain robust and adaptable over time.Huawei EA5800 OLT Product DocumentationITU-T G.984.x and G.988 Standards for PON
The statement isTrue. TheHuawei EA5800 OLTplatform supportssoftware upgrades, which are critical for ensuringnetwork protectionand maintaining optimal performance. Software upgrades allow the OLT to incorporate new features, improve security, fix bugs, and enhance compatibility with emerging technologies.
Key aspects of software upgrades on the EA5800 include:
Security Enhancements:Regular updates patch vulnerabilities, protecting the network from cyber threats like DDoS attacks, unauthorized access, and malware.
Feature Expansion:New functionalities can be added to support evolving use cases, such as 5G backhaul, IoT integration, and advanced QoS (Quality of Service) mechanisms.
Performance Optimization:Upgrades often include improvements to system efficiency, reducing latency and increasing throughput.
Compliance:Ensures adherence to industry standards and regulatory requirements, such as ITU-T G.984.x for GPON and ITU-T G.988 for OMCI (ONT Management and Control Interface).
The ability to perform seamless software upgrades is a hallmark of Huawei's commitment to future-proofing its solutions, ensuring that networks remain robust and adaptable over time.
Huawei EA5800 OLT Product Documentation
ITU-T G.984.x and G.988 Standards for PON
Question 4
OptiXtrans E9624 maximum cross-connect capacity is 2.4T per subrack.
  1. True
  2. False
Correct answer: B
Explanation:
TheOptiXtrans E9624is a high-end optical transport platform designed for core networks. Itsmaximum cross-connect capacity is 24 Tbps per subrack, not 2.4 Tbps as stated in the question. This makes it one of the most powerful systems in Huawei's optical transport portfolio, capable of handling massive traffic volumes in backbone and metro-core networks.The confusion may arise from other models in the series, such as the OptiXtrans E9605, which has a lower capacity. However, the E9624 is specifically engineered for ultra-high-capacity scenarios.Huawei OptiXtrans E9624 Product DatasheetHuawei Optical Transport Network Solution Guide
TheOptiXtrans E9624is a high-end optical transport platform designed for core networks. Itsmaximum cross-connect capacity is 24 Tbps per subrack, not 2.4 Tbps as stated in the question. This makes it one of the most powerful systems in Huawei's optical transport portfolio, capable of handling massive traffic volumes in backbone and metro-core networks.
The confusion may arise from other models in the series, such as the OptiXtrans E9605, which has a lower capacity. However, the E9624 is specifically engineered for ultra-high-capacity scenarios.
Huawei OptiXtrans E9624 Product Datasheet
Huawei Optical Transport Network Solution Guide
Question 5
Which of the following scenarios can OSN 9800 be used in?
  1. ISP
  2. Safe City
  3. Campus
  4. Electrical Grid
  5. Railway
Correct answer: ABDE
Explanation:
TheOSN 9800series is a versatile optical transport platform designed for high-capacity and long-haul networks. It is widely used in the following scenarios:ISP (Internet Service Provider):Provides backbone connectivity for large-scale data centers and internet services.Safe City:Supports video surveillance and backhaul applications for public safety.Electrical Grid:Enables reliable communication for smart grid operations, including power distribution and monitoring.Railway:Facilitates mission-critical communications for railway signaling, control, and passenger services.While the OSN 9800 can technically support campus networks, it is more commonly deployed in scenarios requiring high bandwidth and long-distance transmission, making it less typical for campus environments.Huawei OSN 9800 Series Product DocumentationHuawei Optical Transport Network Solution Guide
TheOSN 9800series is a versatile optical transport platform designed for high-capacity and long-haul networks. It is widely used in the following scenarios:
ISP (Internet Service Provider):Provides backbone connectivity for large-scale data centers and internet services.
Safe City:Supports video surveillance and backhaul applications for public safety.
Electrical Grid:Enables reliable communication for smart grid operations, including power distribution and monitoring.
Railway:Facilitates mission-critical communications for railway signaling, control, and passenger services.
While the OSN 9800 can technically support campus networks, it is more commonly deployed in scenarios requiring high bandwidth and long-distance transmission, making it less typical for campus environments.
Huawei OSN 9800 Series Product Documentation
Huawei Optical Transport Network Solution Guide
Question 6
Which of the following features can monitor fiber status and fast locate fault points?
  1. Service Doctor
  2. Wavelength Doctor
  3. Optical Doctor
  4. Fiber Doctor
Correct answer: D
Explanation:
TheFiber Doctorfeature is specifically designed to monitor the status of optical fibers and quickly locate fault points in the network. It uses advanced diagnostics and AI-driven analytics to:Detect issues such as fiber breaks, attenuation, and connector faults.Provide precise fault location information, reducing troubleshooting time and field visits.Ensure high reliability and availability of the optical network.Other options like 'Service Doctor' and 'Optical Doctor' focus on higher-layer services or optical performance but do not specialize in fiber-level diagnostics.Huawei NCE-FAN Product DocumentationHuawei Optical Network Monitoring Best Practices
TheFiber Doctorfeature is specifically designed to monitor the status of optical fibers and quickly locate fault points in the network. It uses advanced diagnostics and AI-driven analytics to:
Detect issues such as fiber breaks, attenuation, and connector faults.
Provide precise fault location information, reducing troubleshooting time and field visits.
Ensure high reliability and availability of the optical network.
Other options like 'Service Doctor' and 'Optical Doctor' focus on higher-layer services or optical performance but do not specialize in fiber-level diagnostics.
Huawei NCE-FAN Product Documentation
Huawei Optical Network Monitoring Best Practices
Question 7
Which of the following products are recommended for Campus OptiX (POL) safe city scene?
  1. Indoor monitoring ONT, such as P612E, EA5821 
  2. Pre-connection ODN
  3. Outdoor monitoring ONT, such as EG8084P, PowerCube500
  4. Small and medium OLT, such as EA5801, EA5800-X2
Correct answer: C
Explanation:
In asafe city scenario, outdoor monitoring is a critical requirement. Huawei recommends usingoutdoor monitoring ONTslike theEG8084PandPowerCube500for such deployments. These devices are ruggedized and designed to operate in harsh environmental conditions, making them ideal for outdoor surveillance applications.While indoor monitoring ONTs and pre-connection ODN are useful in other scenarios, they are not specifically optimized for outdoor safe city deployments. Similarly, small and medium OLTs like the EA5801 and EA5800-X2 are suitable for smaller-scale networks but are not directly related to the safe city use case.Huawei Safe City Solution GuideCampus OptiX (POL) Deployment Scenarios
In asafe city scenario, outdoor monitoring is a critical requirement. Huawei recommends usingoutdoor monitoring ONTslike theEG8084PandPowerCube500for such deployments. These devices are ruggedized and designed to operate in harsh environmental conditions, making them ideal for outdoor surveillance applications.
While indoor monitoring ONTs and pre-connection ODN are useful in other scenarios, they are not specifically optimized for outdoor safe city deployments. Similarly, small and medium OLTs like the EA5801 and EA5800-X2 are suitable for smaller-scale networks but are not directly related to the safe city use case.
Huawei Safe City Solution Guide
Campus OptiX (POL) Deployment Scenarios
Question 8
Which of the following are the main sale products in the Campus OptiX solution?
  1. OLT + ODN + ONU + eSight
  2. OLT + ODN + ONU
  3. OLT + ODN + ONU + U2000
  4. OLT + ONT
Correct answer: A
Explanation:
TheCampus OptiX solutionis a comprehensive offering that integrates multiple components to deliver a complete Passive Optical LAN (POL) solution. The main sale products include:OLT (Optical Line Terminal):Central device for managing the network.ODN (Optical Distribution Network):Passive infrastructure for signal distribution.ONU/ONT (Optical Network Unit/Terminal):Customer-side devices for connecting end-users.eSight:Huawei's network management system (NMS) for centralized monitoring and management of the entire network.While options like 'OLT + ODN + ONU' or 'OLT + ONT' represent subsets of the solution, the inclusion ofeSightis critical for effective network management and operation, making option A the most complete and accurate choice.Huawei Campus OptiX Solution GuideeSight Product Documentation
TheCampus OptiX solutionis a comprehensive offering that integrates multiple components to deliver a complete Passive Optical LAN (POL) solution. The main sale products include:
OLT (Optical Line Terminal):Central device for managing the network.
ODN (Optical Distribution Network):Passive infrastructure for signal distribution.
ONU/ONT (Optical Network Unit/Terminal):Customer-side devices for connecting end-users.
eSight:Huawei's network management system (NMS) for centralized monitoring and management of the entire network.
While options like 'OLT + ODN + ONU' or 'OLT + ONT' represent subsets of the solution, the inclusion ofeSightis critical for effective network management and operation, making option A the most complete and accurate choice.
Huawei Campus OptiX Solution Guide
eSight Product Documentation
Question 9
Which of the following definitions about POL is correct?
  1. Passive Optical LAN, is the application of PON technology in the enterprise campus environment
  2. Procurement on Line, Purchasing Online System
  3. Port of Loading, the loading port where goods are initially shipped
  4. Point of Load
Correct answer: A
Explanation:
POL (Passive Optical LAN)refers to the application of Passive Optical Network (PON) technology in enterprise campus environments. It is a modern networking solution that replaces traditional copper-based Ethernet networks with fiber optics, offering higher bandwidth, longer reach, and lower maintenance costs. POL is widely used in scenarios such as education, healthcare, hospitality, and smart cities. The other options---Procurement on Line, Port of Loading, and Point of Load---are unrelated to optical networking and refer to entirely different concepts.ITU-T G.984 Standard - PON TechnologyHuawei Campus OptiX Solution Guide
POL (Passive Optical LAN)refers to the application of Passive Optical Network (PON) technology in enterprise campus environments. It is a modern networking solution that replaces traditional copper-based Ethernet networks with fiber optics, offering higher bandwidth, longer reach, and lower maintenance costs. POL is widely used in scenarios such as education, healthcare, hospitality, and smart cities. 
The other options---Procurement on Line, Port of Loading, and Point of Load---are unrelated to optical networking and refer to entirely different concepts.
ITU-T G.984 Standard - PON Technology
Huawei Campus OptiX Solution Guide
Question 10
How many OLT models are there in Huawei's OLT family?
  1. 1
  2. 4
  3. 3
  4. 5
  5. 2
Correct answer: D
Explanation:
Huawei offers a diverse range of Optical Line Terminal (OLT) models to cater to various network requirements. As of the latest product portfolio, Huawei's OLT family includesfive primary models:MA5800 Series:High-density OLT for large-scale deployments (e.g., MA5800-X17,MA5800-X7).EA5800 Series:Compact OLT for small and medium-sized networks (e.g., EA5800-X2).OptiXstar Series:Specialized OLT for enterprise and campus networks.SmartAX Series:Integrated OLT for multi-service access.OSN Series:Advanced OLT for converged transport and access networks.Each model is designed to address specific use cases, from large-scale service provider networks to small enterprise deployments.Huawei OLT Product PortfolioHuawei Transmission & Access Solution Guide
Huawei offers a diverse range of Optical Line Terminal (OLT) models to cater to various network requirements. As of the latest product portfolio, Huawei's OLT family includesfive primary models:
MA5800 Series:High-density OLT for large-scale deployments (e.g., MA5800-X17,MA5800-X7).
EA5800 Series:Compact OLT for small and medium-sized networks (e.g., EA5800-X2).
OptiXstar Series:Specialized OLT for enterprise and campus networks.
SmartAX Series:Integrated OLT for multi-service access.
OSN Series:Advanced OLT for converged transport and access networks.
Each model is designed to address specific use cases, from large-scale service provider networks to small enterprise deployments.
Huawei OLT Product Portfolio
Huawei Transmission & Access Solution Guide
Question 11
Which of the following are the values that Campus OptiX (POL) brings to customers?
  1. Simple architecture
  2. Smart O&M
  3. Easy to evolve
  4. High reliability
Correct answer: ABCD
Explanation:
Campus OptiX (POL) delivers significant value to customers through the following key benefits:Simple Architecture:POL simplifies network design by using a single fiber infrastructure to deliver multiple services (voice, data, video), reducing complexity and cost.Smart O&M:With centralized management tools like eSight, POL enables efficient monitoring, troubleshooting, and automation of network operations.Easy to Evolve:POL supports future-proof technologies like XG-PON and NG-PON2, allowing seamless upgrades to higher bandwidths.High Reliability:The passive nature of POL (no active components in the ODN) ensures high reliability and low maintenance requirements.These advantages make POL an attractive solution for enterprise campuses and other large-scale deployments.Huawei Campus OptiX Solution GuidePOL Deployment Best Practices
Campus OptiX (POL) delivers significant value to customers through the following key benefits:
Simple Architecture:POL simplifies network design by using a single fiber infrastructure to deliver multiple services (voice, data, video), reducing complexity and cost.
Smart O&M:With centralized management tools like eSight, POL enables efficient monitoring, troubleshooting, and automation of network operations.
Easy to Evolve:POL supports future-proof technologies like XG-PON and NG-PON2, allowing seamless upgrades to higher bandwidths.
High Reliability:The passive nature of POL (no active components in the ODN) ensures high reliability and low maintenance requirements.
These advantages make POL an attractive solution for enterprise campuses and other large-scale deployments.
Huawei Campus OptiX Solution Guide
POL Deployment Best Practices
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