AZ-900 - Microsoft Azure Fundamentals Microsoft Azure Assessment 1

Question 1

Which Azure concept refers to physically separate datacenters within a single Azure region, each with independent power, cooling, and networking?

Accepted Answer

Azure Availability Zones

Answer

Availability Zones are unique physical locations within an Azure region. Each zone is made up of one or more datacenters equipped with independent infrastructure, protecting applications and data from datacenter-level failures.

Question 2

What is the primary role of Azure Active Directory (Azure AD) in the Microsoft Azure ecosystem?

Accepted Answer

Providing cloud-based identity and access management

Answer

Azure Active Directory is Microsoft's cloud-based identity and access management service. It enables employees to sign in and access resources, and allows administrators to control access to applications and data using policies and multi-factor authentication.

Question 3

Which Azure storage service is best suited for storing large amounts of unstructured data such as images, videos, and log files?

Accepted Answer

Azure Blob Storage

Answer

Azure Blob Storage is optimized for storing massive amounts of unstructured data (binary large objects). It supports images, documents, video, audio, backup files, and log data, and can be accessed via HTTP/HTTPS from anywhere in the world.

Question 4

Which financial model shift is a key benefit of moving from on-premises infrastructure to cloud services like Azure?

Accepted Answer

Shifting from capital expenditure (CapEx) to operational expenditure (OpEx)

Answer

Cloud computing shifts spending from CapEx (large upfront hardware purchases) to OpEx (pay-as-you-go consumption). This improves cash flow, reduces waste, and lets organizations scale costs with actual usage rather than predicted demand.

Question 5

Which Azure service allows you to create a logically isolated private network in the cloud where you can control IP address ranges, subnets, and routing?

Accepted Answer

Azure Virtual Network (VNet)

Answer

Azure Virtual Network (VNet) is the fundamental building block for private networking in Azure. It enables Azure resources to securely communicate with each other, the internet, and on-premises networks, with full control over IP addressing, subnets, and route tables.

AZ-900 Practice Test

AZ-900 Practice Test

AZ-900 - Microsoft Azure Fundamentals Microsoft Azure Assessment 1