Discuss Nokia BL0-220 Exam Topic 1 Question 1

What is the sequence of the evolution of Network Functions?

ACloud-Native Network Functions -> Physical Network Functions -> Virtual Network Functions

BVirtual Network Functions -> Physical Network Functions -> Cloud-Native Network Functions

CPhysical Network Functions -> Virtual Network Functions -> Cloud-Native Network Functions

DVirtual Network Functions -> Cloud-Native Network Functions -> Physical Network Functions

Suggested Answer: C

Physical Network Functions (PNFs) are the traditional network functions that run on dedicated hardware appliances, such as routers, switches, firewalls, etc1.Virtual Network Functions (VNFs) are the network functions that run on virtual machines (VMs) on top of a common hardware platform, such as servers, storage, and network1.Cloud-Native Network Functions (CNFs) are the network functions that run on containers orchestrated by Kubernetes on a cloud infrastructure1.The evolution of Network Functions reflects the trend of moving from hardware-centric to software-centric and cloud-based solutions, which offer more flexibility, scalability, and efficiency12.Reference:1:Nokia Bell Labs Distributed Cloud Networks, Unit 2: Cloud Technologies and Features, slide 182:Nokia Bell Labs 5G Certification Program - Blended Learning, Section 2: Distributed Cloud Networks, slide 11

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20 comments · newest first

Jody 11 months ago

Physical first, always! Can't believe there's confusion.

Gearldine 11 months ago

I've seen some argue for A, but C makes more sense.

Thora 11 months ago

Wait, are we sure about that? Sounds off to me.

Gianna 11 months ago

Totally agree, C is the right order!

Barrett 12 months ago

It's definitely Physical -> Virtual -> Cloud-Native.

Asuncion 12 months ago

I’m pretty certain that Virtual Network Functions come before Cloud-Native, but I can't recall the exact order with Physical.

Trina 1 year ago

I might be mixing things up, but I feel like Cloud-Native should come last in the sequence.

Theodora 1 year ago

I remember practicing a question similar to this, and I think it went from Physical to Virtual, then to Cloud-Native.

Nana 1 year ago

I think the evolution starts with Physical Network Functions, but I'm not entirely sure about the order after that.

Vannessa 1 year ago

Okay, let me think this through step-by-step. Physical network functions were the traditional hardware-based approach, then virtualization led to virtual network functions, and now the latest evolution is cloud-native network functions. I believe the answer is C.

Melda 1 year ago

Ah, I remember learning about this in class. The sequence is Physical Network Functions -> Virtual Network Functions -> Cloud-Native Network Functions. I'm confident that's the right answer.

Gladys 1 year ago

Hmm, this is a tricky one. I'm a bit unsure about the exact sequence of the evolution. I'll need to think through the key characteristics of each type of network function to determine the correct order.

Olen 1 year ago

I think this question is testing our understanding of the evolution of network functions, from physical to virtual to cloud-native. I'll need to carefully review the key differences between these types of network functions.

Remedios 1 year ago

Okay, let's see here. I'm pretty sure the fastest option is to failback to the blue stack. That way we can get the service back up and running quickly, and then we can troubleshoot the issues with the green stack later.

Jenelle 1 year ago

I'm a little confused by this question. I know the AXIS M3204 has some focus adjustment capabilities, but I can't recall the exact method that would be the most effective and time-saving. I'll need to review the camera's documentation before the exam.

Julio 1 year ago

Okay, let's see here. The key is to match the binding to the message elements defined in the WSDL. I think I've got a good handle on this, so I'll give it my best shot.

Ceola 2 years ago

Hmm, I see. So there are different opinions on the sequence.

Eun 2 years ago

I remember studying that it is D) Virtual Network Functions -> Cloud-Native Network Functions -> Physical Network Functions.

Lawrence 2 years ago

I disagree, I believe it is A) Cloud-Native Network Functions -> Physical Network Functions -> Virtual Network Functions.

Ceola 2 years ago

I think the sequence is C) Physical Network Functions -> Virtual Network Functions -> Cloud-Native Network Functions.

Nokia BL0-220 Exam - Topic 1 Question 1 Discussion