New (2024) Nokia BL0-220 Exam Dumps [Q33-Q56]

New (2024) Nokia BL0-220 Exam Dumps

Best Way To Study For Nokia BL0-220 Exam Brilliant BL0-220 Exam Questions PDF

By passing the Nokia BL0-220 certification exam, candidates will gain a deep understanding of Nokia’s solutions for distributed cloud networks and will be equipped with the necessary skills to deploy and manage these networks effectively. Nokia Bell Labs Distributed Cloud Networks Exam certification is the first step towards becoming a certified Nokia expert in cloud networking and opens up a world of opportunities for career advancement.

Nokia BL0-220 Certification Exam, also known as the Nokia Bell Labs Distributed Cloud Networks Certification Exam, is a reputable certification program designed for professionals who want to validate their skills and knowledge in the field of distributed cloud networks. Nokia Bell Labs Distributed Cloud Networks Exam certification exam is developed by Nokia, a leading Finnish multinational telecommunications company, in collaboration with Bell Labs, the renowned research arm of Nokia. This program aims to provide participants with the necessary skills and practical experience required to design, operate, and troubleshoot distributed cloud networks.

Nokia BL0-220 certification course is divided into various modules that cover topics such as the virtualization infrastructure, cloud orchestration, distributed cloud applications, and 5G network integration. BL0-220 course emphasizes hands-on experience with Nokia's distributed cloud products and services, using tools like the Nokia Service router (SR), the Nokia Data Center Switch (NDCS), and the Nokia Network Services Platform (NSP). Practical training on these products is a crucial part of the exam, and understanding their applications is necessary to pass.

 

NEW QUESTION # 33
What is the most critical benefit a cloud native deployment provides when deploying applications in complex and very low predictive environments?

• A. Capability
• B. Adaptability
• C. Reliability

Answer: B

Explanation:
Adaptability is the most critical benefit a cloud native deployment provides when deploying applications in complex and very low predictive environments. Cloud native applications are designed to be modular, scalable, resilient, and portable across different cloud platforms1. They can leverage the cloud features such as automation, orchestration, and service discovery to dynamically adjust to changing conditions and demands2. This enables them to cope with the complexity and unpredictability of the environments they operate in, such as edge computing, industrial automation, and smart cities3. Capability and reliability are also important benefits of cloud native deployment, but they are not the most critical ones. Capability refers to the ability to deliver high-performance and feature-rich applications that meet the user and business needs1. Reliability refers to the ability to ensure the availability and consistency of the applications despite failures or errors1. However, these benefits are not sufficient if the applications cannot adapt to the evolving and diverse scenarios they face in the real world. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Section 2.3: Cloud Native applications design 2: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Section 2.5: Microservices and Containerization 3: Google Cloud, Nokia partner to accelerate cloud-native 5G3

NEW QUESTION # 34
Multitenancy in cloud computing defines?

• A. A set of cloud resources isolated from each other.
• B. A set of cloud resources shared by several customers.
• C. A set of cloud resources located in different data centers.
• D. A set of cloud resources assigned to the same network slice.

Answer: B

Explanation:
Multitenancy in cloud computing defines a set of cloud resources shared by several customers. Multitenancy is a feature of cloud computing that allows multiple customers, or tenants, to use the same cloud infrastructure and services, such as servers, storage, network, and applications, while maintaining their own data and configuration. Multitenancy enables cloud providers to optimize the utilization and allocation of cloud resources, reduce the cost and complexity of cloud operations, and offer scalable and flexible services to different customers. Multitenancy also benefits customers by providing them with on-demand access to cloud resources, pay-per-use pricing models, and enhanced security and isolation. The other options are not correct definitions of multitenancy in cloud computing. A set of cloud resources isolated from each other is a single-tenant model, where each customer has its own dedicated cloud infrastructure and services. A set of cloud resources located in different data centers is a distributed cloud model, where cloud resources are spread across multiple physical locations to provide low latency, high availability, and local compliance. A set of cloud resources assigned to the same network slice is a network slicing model, where a logical network is created over a shared physical network to support specific applications and customers with customized performance, quality, and security. Reference: Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Section 2.2: Cloud Characteristics.

NEW QUESTION # 35
What is the approximate maximum distance of an Edge Cloud from the end-user?

• A. 10000KM
• B. 10Q0KM
• C. 5000KM
• D. 300KM

Answer: D

Explanation:
The approximate maximum distance of an Edge Cloud from the end-user is 300KM. Edge Cloud is a type of cloud deployment that brings cloud resources closer to the end-user, reducing latency and improving performance1. Edge Cloud can be located at various distances from the end-user, depending on the use case and the network topology2. However, the general range of distance for Edge Cloud is between 10KM and 300KM3. 10000KM, 5000KM, and 10Q0KM are too far to be considered as Edge Cloud, as they would introduce significant delays and inefficiencies in the network.

NEW QUESTION # 36
Which of the following best describes the networking concept of "Isolation"?

• A. It restricts traffic within network.
• B. It's the physical network layer.
• C. It's the virtual network layer.
• D. It allows each tenant to have their own network configuration.

Answer: D

Explanation:
Isolation is the networking concept that ensures that each tenant or user of a cloud service has their own network configuration and resources, such as IP addresses, subnets, firewalls, and routers. Isolation provides security, privacy, and performance benefits for the cloud tenants, as they can control and customize their own network settings and avoid interference or conflicts with other tenants. Isolation can be achieved by using different techniques, such as VLANs, VXLANs, VPNs, or network slicing.
Reference:
Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks | Nokia Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, slide 10 Nokia Bell Labs 5G Certification Program - Courses | Nokia, Distributed Cloud Networks, Unit 2: Cloud Technologies and Features Isolation in networking, particularly in the context of cloud computing, refers to the separation of network traffic for different users or tenant environments within a shared infrastructure. This ensures that each tenant's data and applications remain private and inaccessible to other tenants. Isolation can be achieved through various means, including virtual LANs (VLANs), network virtualization, and software-defined networking (SDN) techniques. The core idea is to provide tenants with the illusion of a private, dedicated network environment, even though the underlying physical infrastructure is shared among multiple tenants. This enables each tenant to have their own network configuration, policies, and management, ensuring security and privacy within a multi-tenant architecture.

NEW QUESTION # 37
Which of the following best describes the networking concept of "Underlay"?

• A. It restricts traffic within network.
• B. It's the physical network layer.
• C. It allows each tenant to have their own network configuration.
• D. It's the virtual network layer.

Answer: B

Explanation:
The networking concept of "Underlay" refers to the physical network layer that provides the connectivity and transport for the overlay network, which is the virtual network layer that runs on top of the underlay network1. The underlay network is composed of routers, switches, links, and protocols that enable the data transmission between different locations2. The underlay network is independent of the overlay network, meaning that it does not need to be aware of the network configuration, policies, or services of the overlay network3. Therefore, option A best describes the underlay network, while options B, C, and D are incorrect. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Topic: Underlay and Overlay Networks 2: Module by Module - Self Study Note Guide, DC2.2- Cloud Options 3: Underlay Network - an overview | ScienceDirect Topics, Overview

NEW QUESTION # 38
Which of the following contains the configuration of a VNF or CNF?

• A. Runtime configuration.
• B. YAML XML template file
• C. Virtual management file
• D. Container runtime

Answer: B

Explanation:
A YAML XML template file contains the configuration of a VNF or CNF. A VNF stands for Virtual Network Function, which is a software-based network function that runs on a virtual machine or a container. A CNF stands for Cloud-native Network Function, which is a network function that is designed and implemented using cloud-native principles and technologies, such as microservices, containers, and Kubernetes. A YAML XML template file is a file that defines the structure, parameters, and dependencies of a VNF or CNF, as well as the resources and policies required to deploy and manage it. A YAML XML template file is based on the TOSCA (Topology and Orchestration Specification for Cloud Applications) standard, which is a language for describing the components and relationships of complex cloud applications. A YAML XML template file is used by the MANO (Management and Orchestration) system to instantiate, configure, and operate a VNF or CNF on the cloud infrastructure. Reference: Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Section 2.4: Cloud Software and Hardware Resources.

NEW QUESTION # 39
Which of the following are true regarding Network Service Orchestration? (Select 2)

• A. It increases operational complexity.
• B. It automates NFV service.
• C. It does not provide Geo redundancy.
• D. Is part of the 5G key enablers.

Answer: B,D

Explanation:
Network Service Orchestration is the process of managing the lifecycle of network services across multiple domains and technologies. It automates NFV service by deploying, configuring, and scaling virtual network functions (VNFs) on demand. It is part of the 5G key enablers because it supports the dynamic and flexible provisioning of network slices and edge cloud applications. It does not increase operational complexity, but rather simplifies and optimizes it by using AI/ML and closed loop automation.
Reference:
Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks | Nokia Distributed Cloud Networks, Unit 4: Operating Your Cloud, slide 8 Nokia Bell Labs 5G Certification Program - Courses | Nokia, Distributed Cloud Networks, Unit 4: Operating Your Cloud

NEW QUESTION # 40
Which of the following is the mandatory key driver to consider for Cloud RAN/vRAN deployment?

• A. Low latency
• B. Privacy
• C. Low capacity
• D. High capacity

Answer: A

Explanation:
Low latency is the mandatory key driver to consider for Cloud RAN/vRAN deployment. Cloud RAN stands for Cloud Radio Access Network, which is a network architecture that centralizes the baseband processing of multiple radio sites in a cloud platform. vRAN stands for virtualized RAN, which is a network architecture that implements the baseband processing as software functions running on virtual machines or containers in a cloud platform. Both Cloud RAN and vRAN aim to improve the performance, efficiency, and flexibility of the radio access network by leveraging cloud technologies. Low latency refers to the minimal delay between the source and the destination of a data transmission, which affects the quality of service and user experience for various applications. Low latency is a critical requirement for Cloud RAN/vRAN deployment, as it ensures the timely and reliable delivery of radio signals between the centralized cloud platform and the distributed radio sites. Low latency also enables Cloud RAN/vRAN to support new 5G use cases that demand ultra-reliable and low-latency communications, such as autonomous driving, remote surgery, and industrial automation. Reference: Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks, Unit 3: Cloud Resource Planning, Section 3.2: Cloud RAN/vRAN.
Low latency is a mandatory key driver for Cloud RAN/vRAN deployment due to the stringent requirements of real-time communication and processing in radio access networks. Low latency ensures that data transmission and processing occur with minimal delay, which is crucial for supporting high-speed, reliable communication necessary in modern wireless networks, especially with the advent of 5G technologies.

NEW QUESTION # 41
Which of the following are AI hardware solutions? (Select 2)

• A. Habana
• B. DataLake
• C. Sparks
• D. EyeQ

Answer: A,D

Explanation:
Habana and EyeQ are two examples of AI hardware solutions that are designed to accelerate deep learning and computer vision applications. Habana is a company that produces AI processors for both training and inference workloads1. EyeQ is a family of system-on-chips (SoCs) developed by Mobileye for advanced driver-assistance systems (ADAS) and autonomous driving2. DataLake and Sparks are not AI hardware solutions. DataLake is a term that refers to a large-scale data storage architecture that can store structured, semi-structured, and unstructured data from various sources3. Sparks is a misspelling of Spark, which is an open-source distributed computing framework for large-scale data processing and machine learning4. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 4: AI/ML in Cloud Networks, Section 4.2: AI Hardware 2: Nokia Bell Labs Distributed Cloud Networks, Unit 4: AI/ML in Cloud Networks, Section 4.2: AI Hardware 3: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Section 2.4: Cloud Storage 4: Nokia Bell Labs Distributed Cloud Networks, Unit 4: AI/ML in Cloud Networks, Section 4.3: AI Software

NEW QUESTION # 42
Select the most appropriate word to complete the following sentence:
The public cloud ecosystem is a great value for users that offers many more options and_____than the simple consumption of resources.

• A. operability
• B. constraints
• C. problems
• D. benefits

Answer: D

Explanation:
The most appropriate word to complete the sentence is benefits. The public cloud ecosystem offers many benefits to users, such as scalability, flexibility, cost-efficiency, and innovation12. Constraints, problems, and operability are not suitable words to describe the advantages of the public cloud ecosystem over the simple consumption of resources. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 1: Cloud Ecosystem, slide 7 2: Nokia Bell Labs 5G Certification Program - Blended Learning, Section 2: Distributed Cloud Networks, slide 9

NEW QUESTION # 43
AI/ML based operation requires which of the follow? (Select 3)

• A. Closed loop automation
• B. Standard Protocols
• C. Pre-defined policies
• D. Open APIs

Answer: A,C,D

Explanation:
Closed loop automation Comprehensive Explanation and Reference of Correct answer: AI/ML based operation requires pre-defined policies, open APIs, and closed Reference:
Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks | Nokia Distributed Cloud Networks, Unit 4: Operating Your Cloud, slide 7 Nokia, A1 and Microsoft deploy industry's first 5G edge cloud network slicing solution for enterprises | Nokia, paragraph 4

NEW QUESTION # 44
What does the standardization of network functions provide? (Select 2)

• A. Defined functional elements.
• B. Well defined interfaces.
• C. Simplicity for the implementation.
• D. Flexible rules open to interpretation.

Answer: A,B

Explanation:
The standardization of network functions provides well defined interfaces and defined functional elements. Well defined interfaces are the specifications that describe how network functions communicate and interact with each other and with other network components. Defined functional elements are the components that perform specific tasks or functions within the network. By standardizing these aspects, network functions can achieve interoperability, compatibility, and modularity, which are essential for building and deploying network services.
Reference:
Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks, Unit 3: Cloud Resource Planning, slide 13 Module by Module - Self Study Note Guide, DC3.2- Network Function, page 13

NEW QUESTION # 45
Which of the following statements is correct regarding distributed cloud and cloud options?

• A. Cloud options are the opposite of distributed cloud.
• B. Cloud options are complementary with distributed cloud.
• C. Cloud options are the same concept as distributed cloud.

Answer: B

Explanation:
Distributed cloud is a concept that refers to the deployment of cloud services across multiple locations, such as public, private, hybrid, or edge clouds1. Cloud options are the different types of cloud models that can be used to meet the specific needs and requirements of different applications and users2. Cloud options are complementary with distributed cloud, as they enable the flexibility and scalability of cloud services across the cloud continuum3. Therefore, option B is the correct statement, while options A and C are incorrect. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Topic: Distributed Cloud Description 2: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Topic: Cloud Options 3: Cloud continuum | Nokia, Overview

NEW QUESTION # 46
Kubemetes is a:

• A. Orchestrator
• B. Template
• C. Platform
• D. Hypervisor

Answer: A

Explanation:
Kubernetes is an orchestrator, which is a software system that automates the deployment, scaling, and management of containerized applications1. Kubernetes allows users to define the desired state and configuration of their applications, and then ensures that the actual state matches the desired state2. Kubernetes also provides features such as service discovery, load balancing, storage management, and self-healing3. Therefore, option B best describes Kubernetes, while options A, C, and D are incorrect. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Topic: Microservices and Containerization 2: What is Kubernetes? | Kubernetes, Overview 3: Kubernetes - an overview | ScienceDirect Topics, Overview

NEW QUESTION # 47
How are cloud resources are made available to customers?

• A. As direct cloud hardware.
• B. By access to the cloud infrastructure.
• C. As virtualized resources.

Answer: C

Explanation:
Cloud resources are made available to customers as virtualized resources. Virtualization is the process of creating a software-based representation of a physical resource, such as a server, a storage device, or a network device. Virtualization allows multiple customers to share the same physical resource, while isolating their data and applications from each other. Virtualization also enables customers to access cloud resources on demand, without having to worry about the underlying hardware or infrastructure. Virtualization is one of the key technologies that enable cloud computing and its benefits. Reference: Nokia Cloud Platform, Module by Module - Self Study Note Guide

NEW QUESTION # 48
Select the best option below to complete the following sentence.
Different paths for a NF providing Cloud Resilience are defined in a_____?

• A. NS Orchestrator configuration
• B. Network Service Descriptor
• C. NFV Orchestrator configuration
• D. Network Function template

Answer: B

Explanation:
Different paths for a NF providing Cloud Resilience are defined in a Network Service Descriptor. A Network Service Descriptor (NSD) is a document that describes the topology, configuration, and requirements of a network service. It specifies the network functions (NFs) that compose the service, the virtual links that connect them, and the forwarding graphs that define the traffic flows between them1. A NSD also defines the resilience policies for each NF, such as the number of instances, the scaling triggers, the fault management actions, and the alternative paths in case of failures2. A Network Function template, an NS Orchestrator configuration, and an NFV Orchestrator configuration are not the correct options to complete the sentence. A Network Function template is a document that describes the characteristics and requirements of a single network function, such as the virtualization environment, the resources, the interfaces, and the dependencies1. An NS Orchestrator configuration is a set of parameters that control the behavior and operation of the NS Orchestrator, which is a component that manages the lifecycle of network services3. An NFV Orchestrator configuration is a set of parameters that control the behavior and operation of the NFV Orchestrator, which is a component that coordinates the allocation and release of resources for network services3. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 3: Cloud Resource Planning, Section 3.2: Network Function 2: Nokia Bell Labs Distributed Cloud Networks, Unit 3: Cloud Resource Planning, Section 3.3: Network Service Descriptor Role 3: Nokia Bell Labs Distributed Cloud Networks, Unit 4: Operating Your Cloud, Section 4.1: Industry Trends in Data Center Hardware

NEW QUESTION # 49
Network Function Management provides: (Select 2)

• A. Different network slices for different companies.
• B. Multiple Orchestrators required for deployments.
• C. Single and consistent point of management.

Answer: A,C

Explanation:
Single and consistent point of management. Comprehensive Explanation and Reference of Correct answer: Network Function Management provides different network slices for

NEW QUESTION # 50
Which of the follow are descriptions are correct regarding containers? (Select 2)

• A. Is a software like a VM.
• B. A logical space in the host's operating system.
• C. Is in an isolated environment.
• D. No limited access to resources.

Answer: B,C

Explanation:
A logical space in the host's operating system and B. Is in an isolated environment. A container is a software package that bundles an application and its dependencies, and runs as an isolated process in the host's operating system1. Containers are lightweight, portable, and scalable, and can be deployed on any cloud infrastructure2. Unlike virtual machines (VMs), containers do not need a separate operating system or hypervisor, and share the kernel of the host3. However, containers have limited access to resources, as they are restricted by the host's capabilities and the container runtime4. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, Section 2.2: Cloud Virtualization 2: Nokia Container Services, Overview 3: Nokia Cloud Platform, Overview 4: Containers vs. virtual machines: What's the difference?, Comparison

NEW QUESTION # 51
The design of a data center manager includes which of the following? (Select 3)

• A. Cost of tools
• B. Appropriate tools
• C. People enablement
• D. Effective process methodology

Answer: B,C,D

Explanation:
A data center manager is responsible for overseeing the operation, maintenance, and security of a data center, as well as planning and implementing changes and improvements1. To perform these tasks, a data center manager needs to have appropriate tools that can monitor, control, and automate the data center resources, such as servers, storage, network, power, cooling, etc.2. A data center manager also needs to enable people, such as data center staff, engineers, technicians, and customers, to access, use, and manage the data center services and applications3. Moreover, a data center manager needs to follow an effective process methodology that can ensure the quality, efficiency, and reliability of the data center operations, such as ITIL, DevOps, Agile, etc... Reference: 1: Data Center Manager: Roles, Responsibilities, and Skills, Introduction 2: Nokia Bell Labs Distributed Cloud Networks, Unit 4: Operating Your Cloud, Section 4.1: Industry Trends in Data Center Hardware 3: Nokia Bell Labs Distributed Cloud Networks, Unit 4: Operating Your Cloud, Section 4.2: Data Center Operations : Nokia Bell Labs Distributed Cloud Networks, Unit 4: Operating Your Cloud, Section 4.3: Data Center Management Methodologies

NEW QUESTION # 52
What is the main advantage of development concepts such DevOps and CI/CD used in cloud native applications?

• A. To increase the number of check point in development and deployment procedures.
• B. To reduce time and complexity for development and deployment.
• C. To eliminate validation phase of application development.
• D. To separate development and deployment in different phases.

Answer: B

Explanation:
To reduce time and complexity for development and deployment. Comprehensive Explanation and Reference of Correct answer: The main advantage of development Reference:
Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks, Unit 4: Operating Your Cloud, slide 3 Catching the 5G train with CI/CD Services, paragraph 1 Nokia unveils new 5G core deployment services to give operators better capabilities, paragraph 1

NEW QUESTION # 53
A group of small services combine to deliver user specific service.

• A. False
• B. True

Answer: B

Explanation:
A group of small services combine to deliver user specific service is a true statement. This is the definition of microservices, which are a key component of cloud technologies and features. Microservices are independent, modular, and scalable services that communicate with each other through APIs. They enable faster and easier development, deployment, and maintenance of cloud applications.
Reference:
Nokia Bell Labs 5G Professional Certification - Distributed Cloud Networks | Nokia Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, slide 6 Nokia Bell Labs 5G Certification Program - Courses | Nokia, Distributed Cloud Networks, Unit 2: Cloud Technologies and Features

NEW QUESTION # 54
What is the primary benefit of an Edge Cloud?

• A. Low latency
• B. Low Cost
• C. High Availability
• D. Large Bandwidth

Answer: A

Explanation:
Low latency is the primary benefit of an Edge Cloud. Edge Cloud is a distributed cloud architecture that brings cloud resources closer to the end users and devices, reducing the distance and delay for data transmission1. Low latency is crucial for many 5G use cases that require real-time responsiveness, such as autonomous driving, remote surgery, smart manufacturing, etc2. Low cost, large bandwidth, and high availability are not the primary benefits of an Edge Cloud, although they may be achieved depending on the deployment scenario and the service level agreement. Reference: 1: Nokia Bell Labs Distributed Cloud Networks, Unit 1: Cloud Ecosystem, Section 1.2: Cloud Types 2: Nokia Bell Labs Distributed Cloud Networks, Unit 5: New Services Automation, Section 5.1: Industry 4.0 Use Cases

NEW QUESTION # 55
It is possible to run a cloud solution in a Single Node.

• A. False
• B. True

Answer: A

Explanation:
It is not possible to run a cloud solution in a Single Node. A cloud solution requires a minimum of three nodes to provide high availability, scalability, and fault tolerance1. A Single Node is a standalone server that does not have any redundancy or load balancing features2. A Single Node can be used for testing or development purposes, but not for production or deployment of cloud applications.

NEW QUESTION # 56
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