Discuss Nokia 4A0-205 Exam Topic 1 Question 4

What is the metro area network?

AThe metro area network is that portion of network that passes through a city to provide connections to several customers.

BThe metro area network is located between access and core domains.

CThe metro area network is made of OCS/SWDM nodes only, as no pure photonic nodes are used here.

DThe metro area network is located in between two access area networks and made of photonic nodes only (no OCS/SWDM nodes are used there).

Suggested Answer: A

The Metro Area Network (MAN) is a telecommunications network that spans a metropolitan area and connects multiple local area networks (LANs) or business networks together. It typically covers an area that is larger than a LAN but smaller than a wide area network (WAN). The purpose of a MAN is to provide a high-bandwidth, low-latency communication infrastructure for businesses and other organizations in a metropolitan area.

Cisco, 'Metro Ethernet Services,' https://www.cisco.com/c/en/us/solutions/service-provider/metro-ethernet-services/index.html

Techopedia, 'Metro Area Network (MAN),' https://www.techopedia.com/definition/26896/metro-area-network-man

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14 comments · newest first

Suzi 11 months ago

So it's just for urban areas? Interesting!

Tamar 12 months ago

I thought OCS/SWDM nodes were common in metro networks too.

Luther 12 months ago

Wait, are photonic nodes really the only ones used? That sounds off.

Jenelle 1 year ago

Totally agree, it's like the bridge between local and wide area networks!

Josefa 1 year ago

The metro area network connects multiple customers in a city.

Francesco 1 year ago

I thought the metro area network was primarily made of photonic nodes, but I might be mixing it up with another type of network.

Sherman 1 year ago

I practiced a question similar to this, and I feel like it was about the types of nodes used in metro area networks, but I can't remember if it was OCS/SWDM or something else.

Leah 1 year ago

I remember something about the metro area network being between access and core domains, but I can't recall the specifics.

Delisa 1 year ago

I think the metro area network connects multiple customers within a city, but I'm not sure if that's the whole definition.

Selma 1 year ago

OAuth is the way to go for modern web APIs, so that's my best guess for this question.

Nicolette 1 year ago

Okay, based on my understanding of TOGAF, a Compliance Assessment is used to ensure that the architecture information is communicated to the right stakeholders at the right time. So I'll select option A.

Hershel 1 year ago

This question seems straightforward. I'll carefully review each option and eliminate the false statement.

Novella 1 year ago

Hmm, I'm not sure if creating a GitHub action is the right first step here. I think I'll try adding the Azure Boards app first and see if that gives me the integration I need.

Jonell 1 year ago

This is a good opportunity to apply my understanding of design patterns. The Dynamic Failure Detection and Recovery pattern is all about establishing a system to monitor and respond to runtime issues. I'm going to go with option A, Watchdog system, as that seems like the most appropriate choice.

Nokia 4A0-205 Exam - Topic 1 Question 4 Discussion