Azure Region and Data Centers

A

A region is a set of data centres deployed within a latency-defined perimeter and connected through a dedicated regional low-latency network.

Microsoft Azure currently has 55 regions worldwide.

Regions are divided into Availability Zones. Availability Zones are physically separate locations within an Azure region. Each Availability Zone is made up of one or more datacenters equipped with independent power, cooling, and networking.

The underlined text states that "An Azure region contains one or more data centers that are connected by using a low-latency network."

This statement is generally correct. An Azure region is a geographical area where Microsoft has deployed data centers to provide Azure services. Each region contains one or more data centers that are connected by using a high-speed and low-latency network. This network allows data to be transferred quickly and efficiently between data centers within a region, enabling Azure services to function seamlessly across multiple data centers.

Option A, "No change is needed," is the correct answer, as the underlined text is already correct.

Option B, "Is found in each country where Microsoft has a subsidiary office," is incorrect. While Microsoft does have subsidiary offices in many countries, this does not necessarily mean that there is an Azure region in each country. Azure regions are strategically located around the world, and the number and location of regions are determined by factors such as customer demand, regulatory compliance, and proximity to other Azure regions.

Option C, "Can be found in every country in Europe and the Americas only," is also incorrect. While Azure regions are indeed located in Europe and the Americas, there are also Azure regions in other parts of the world, such as Asia, Australia, and the Middle East.

Option D, "Contains one or more data centers that are connected by using a high-latency network," is incorrect. A high-latency network would result in slower data transfer speeds, which would negatively impact the performance of Azure services. Azure regions are specifically designed to use a low-latency network to ensure high-speed data transfer between data centers.