AZ-900 Test Questions

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A cloud environment has several advantages over a physical environment and these benefits become available to companies once they have migrated to the cloud. One of these benefits is referred to as agility. What does agility provide? A. Cloud-based resources can be deployed and configured quickly as your requirements change. B. Your cloud-based applications can provide continuous user experience with no apparent downtime even when things go wrong. C. You can deploy your applications with the confidence that comes from knowing that your data is safe in the event of a disaster. D. Applications and data can be deployed to regional datacenters around the globe.

A

In Azure the ability to deploy, manage, and monitor all the resources for your solution as a group, rather than handling these resources individually is a feature of which of the following? A. Resource Manager B. Resource Groups

A

In Cloud computing, there are two different types of expenses that should be considered, Capital Expenditure (CapEx) and Operational Expenditure (OpEx). Which of these provides for the no upfront spending of money and a pay-as-you-go service? A. Operational Expenditure (OpEx) B. Capital Expenditure (CapEx)

A

Which tool can you use to assist in creating custom Dashboards that will help in graphically organizing your resources in Azure? A. Azure Portal B. Azure Marketplace

A - With the Azure portal, you can build, manage, and monitor everything from simple web apps to complex cloud deployments. Create custom dashboards for an organized view of resources and configure accessibility options for an optimal experience.

What can you use to launch the Azure Cloud Shell? A. Azure portal B. Azure PowerShell C. Azure Command Line Interface (CLI) D. Azure Resource Manager (ARM) template

A Azure Cloud Shell is an interactive, authenticated, browser-accessible shell for managing Azure resources. It provides the flexibility of choosing the shell experience that best suits the way you work, either Bash or PowerShell.Azure You can access the Cloud Shell in three ways:• Direct link: Open a browser to https://shell.azure.com.• Azure portal: Select the Cloud Shell icon on the Azure portal.• Code snippets: On docs.microsoft.com and Microsoft Learn, select the Try It button

Cloud service providers operate on a consumption-based model. Which of the following are characteristics of a consumption-based model? Select all that apply. A. You only pay for additional resources when they are needed. B. There is no need for companies to purchase and manage costly infrastructure that they may or may not use to its full capacity. C. Consumers must pay the costs up front. D. Resources will be charged even when they are not in use.

A, B

Cloud computing provides computing services over the internet using a pay-as-you-go pricing model. Typically, you only pay for the cloud services you use. This pricing model can benefit a company in which of the following ways? Select all the options that apply. A. Dynamically scale as your business requirement change B. Lower their operating costs C. Operate a more efficient infrastructure D. Provides a guaranteed annual fixed cost

A, B, C

Cloud computing provides computing services over the internet using a pay-as-you-go pricing model. With this model you typically only pay for the cloud services you use. Which of the following are benefits of the pay-as-you-go pricing model? Select all that apply. A. Lower operating costs. B. You can run your infrastructure more efficiently. C. You can scale as your business needs to change.

A, B, C

Cloud Computing provides several benefits over a physical environment. Which of the following are benefits of cloud computing? Select all options that apply. A. Agility B. Elasticity C. Full control D. High availability

A, B, D

The Infrastructure as a Service (IaaS) is the most flexible category of cloud services. It aims to give you complete control over the hardware that runs your application. Instead of buying hardware, with IaaS, you rent it. Which of the following are features of IaaS? Select all options that apply. A. No CapEx B. Management C. Platform limitations D. Flexibility

A, B, D

Cloud computing is the delivery of computing services using a pay-as-you-go pricing model. Which of the following statements are true of the pay-as-you-go pricing model? Select all options that apply. A. You rent compute power and storage from someone else's datacenter. B. You must pay a fixed fee in advance for all Cloud services. C. You can immediately stop paying for resources that are no longer needed. D. You rent physical hardware such as compute power and storage and maintain them within your own datacenter.

A, C

Microsoft offers an Azure Free Account to allow customers to test out various features of their cloud services. To sign up for a free account you are required to provide which of the following? Select all options that apply. A. GitHub or Microsoft account username B. A non-refundable deposit C. Phone number D. A valid credit card

A, C, D

Match the services to the correct descriptions. Services A. Pricing calculator B. TCO calculator C. Cost management Descriptions 1. Estimates workload costs 2. Estimates the cost savings by comparing datacenter costs to running the same workload on Azure 3. Helps control, analyze, and optimize workload costs

A1, B2, C3 Pricing calculator helps you to estimate workload cost.TCO Calculator provided approximate cost savings of operating similar workload on Azure to on-premises datacenter.Azure Cost Management helps to understand Azure bill, manage account.

Match the services to the correct descriptions. Services A. Authorization B. Authentication Descriptions 1. Confirms the identity of a person who wants access 2. Grants the proper access to a legitimate user

A2, B1

Match the services to the correct descriptions. Services A. Azure Resource Locks B. Azure Blueprints C. Azure Policy Descriptions 1. Rapidly provisions and runs new environments with the knowledge that they are in line with the organization's compliance requirements. 2. Enforces standards and assess compliance across your organization 3. Prevents resources from being accidentally deleted or changed

A3, B1, C2

A cloud environment has several advantages over a physical environment and these benefits become available to companies once they have migrated to the cloud. One of these benefits is referred to as High Availability. What does High Availability provide? A. Applications and data can be deployed to regional datacenters around the globe. B. Your cloud-based applications can provide continuous user experience with no apparent downtime even when things go wrong. C. Cloud-based resources can be deployed and configured quickly as your requirements change. D. You can deploy your applications with the confidence that comes from knowing that your data is safe in the event of a disaster.

B

Cloud service models define the different levels of shared responsibility between a cloud provider and cloud tenant. In which cloud service model is the cloud provider responsible for managing the virtual machines and networking resources that the cloud tenant deploys their applications into? A. SaaS B. Paas C. IaaS

B

Cloud service models define the different levels of shared responsibility that a cloud provider and cloud tenant are responsible for. In which model does the cloud provider keep the hardware up to date but operating system maintenance and network configuration are left to the cloud tenant? A. SaaS B. IaaS C. PaaS

B

In cloud computing, there are two different types of expenses that should be considered, capital expenditure (CapEx) and operational expenditure (OpEx). Which of these provides for the upfront spending of money on physical infrastructure, and then deducting that upfront expense overtime? A. Operational expenditure (OpEx) B. Capital expenditure (CapEx)

B

In your opinion which of the following statements is true? A. You need to create an Azure subscription and an account will be created for you. Once you've created an Azure subscription you are free to create additional Accounts. B. You need to create an Azure account, and a subscription will be created for you. Once you've created an Azure account, you are free to create additional subscriptions.

B

What are different geographical locations around the globe containing Azure datacenters are referred to as? A. Availability Zones B. Regions C. Zones

B

Select the answer that correctly completes the sentence. __________ is supported by ExpressRoute for connecting an on-premises network to Azure. A. A Point-to-Site VPN B. A point-to-point Ethernet connection C. A Site-to-Site VPN D. Azure Peering service

B A Point-to-point Ethernet connection is supported by ExpressRoute for connecting your on-premises network to Azure.The three models that ExpressRoute supports are:• CloudExchange colocation• Point-to-point Ethernet connection• Any-to-any-connection

Which Azure serverless computing technology provides the ability to execute workflows to automate business scenarios by using triggers without writing any code? A. Azure Functions B. Azure Logic Apps C. Azure Front Door D. Azure DevOps

B Azure Logic Apps are designed in a web-based designer and can execute logic triggered by Azure services without writing any code.

Select the answer that correctly completes the sentence. You use __________ to organize resources in an Azure subscription. A. Azure regions B. Resource groups C. Management groups D. Administrative units

B Azure resources are combined into resource groups, which act as logical containers into which Azure resources like web apps, databases, and storage accounts are deployed and managed.

Which Azure feature enables you to organize multiple subscriptions in hierarchies for unified policies and compliance? A. Resource groups B. Management groups C. Azure Active Directory (Azure AD) D. Azure Container Instances

B Management groups help you manage access, policy, and compliance for multiple subscriptions. All subscriptions in a management group automatically inherit the conditions applied to the management group.

Select the answer that correctly completes the sentence. Single sign-on (SSO) is __________ method that enables users to sign in the first time and access various applications and resource by using same password. A. a validation B. an authentication C. a configuration D. an authorization

B Single sign-on is an authentication method that allows users to sign in using one set of credentials to login across applications. Single sign-on makes it easier to manage passwords and increases security capabilities.

Which defense in depth layer uses distributed denial of service (DDoS) protection? A. Physical security layer B. Perimeter layer C. Network layer D. Application layer

B The perimeter layer uses distributed denial of service (DDoS) protection to filter large-scale attacks before they can cause a denial of service for users.

Azure provides four main types of storage services. One of these services Azure Blob storage provides for which of the following. A. A data store for queuing and reliably delivering messages between applications. B. A NoSQL store that hosts unstructured data independent of any schema C. Storage service for very large objects such as video files or bitmaps. D. File shares that you can access and manage like a file server.

C

Which of the following options is not defined as a type of cloud deployment model? A. Hybrid cloud B. Public cloud C. Distributed cloud D. Private cloud

C

Select the answer that correctly completes the sentence. __________ enables you to scale to thousands of virtual machines for high-performance computing and large-scale parallel jobs. A. An Azure virtual machine scale set B. An availability set C. Azure Batch D. An availability zone

C Azure Batch allows you to scale to thousands of virtual machines for high-performance computing (HPC) and large-scale parallel jobs. Other Azure functionalities allow you to scale multiple VMs, but only Azure Batch will allow for thousands of VMs for HPC.

Select the answer that correctly completes the sentence. __________ alerts you when service issues occur in an Azure environment, such as a regional Azure outage that affects all Azure customers. A. Azure Monitor B. Azure Advisor C. Azure Service Health D. Azure Application Insights

C Azure Service Health alerts you about service issues that happen in Azure itself, such as a regional Azure outage

Select the answer that correctly completes the sentence. __________in Azure enables you to deploy Azure resources close to the users. A. Elasticity B. Scalability C. Geo-distribution D. High availability

C Because of geo-distribution you can deploy apps and data to regional datacenters around the globe, thereby ensuring that your customers always have the best performance in their region.

Select the answer that correctly completes the sentence. __________ copies data to a secondary region from the primary region across multiple datacenters that are located many miles apart. A. Premium storage B. Zone redundant storage (ZRS) C. Geo-redundant storage (GRS) D. Locally-redundant storage (LRS)

C Geo-redundant storage (GRS) -Replicates your data to a secondary region that is in different geographic locations from the primary region.

Which cloud approach is used by organizations to take full advantage of on-premises technology investments and allows data and applications to be shared between two environments? A. Public cloud B. Private cloud C. Hybrid cloud D. On-premises datacenter

C Public clouds (For example Microsoft Azure) owned and operated by third-party cloud service providers, to deliver their computing resources such as servers and storage over the Internet. Cloud Provider manage all hardware, software, and other supporting infrastructure.A private cloud refers to cloud computing resources used exclusively by a individual business. A private cloud can be physically located on the company's on-site data Centre.A Hybrid cloud is a type of cloud computing that combines on-premises infrastructure or a private cloud with a public cloud. Hybrid clouds allow data and apps to move between the two environments.

Which option is used to set the communication between an on-premises VPN device and an Azure VPN gateway through an encrypted tunnel over the internet? A. ExpressRoute B. Point-to-Site (P2S) VPN C. Site-to-Site VPN

C Site-to-site VPN: Established between on-premises VPN device and an Azure VPN Gateway that is deployed in a virtual network. This connection type allow communication between any on-premises authorize resource to access a virtual network through an encrypted tunnel.

Select the answer that correctly completes the sentence. __________ is a repeatable set of governance tools that helps development teams quickly build and create new environments while adhering to organizational compliance to speed up development and deployment. A. Azure DevOps B. A Continuous Integration/Continuous Deployment (CI/CD) pipeline configuration C. Azure Blueprints D. Azure Policy

C Sometimes Cloud environment grow beyond just one subscription, in that case Azure Blueprints help to scale the configuration. Azure Blueprints help with repeatable tasks so that development teams rapidly build and deploy new environments and speed the overall development and deployment phases.Blueprints are a declarative way to orchestrate the deployment of various resource templates.

Select the answer that correctly completes the sentence. __________ enables you to provision a group of matching and load-balanced virtual machines in Azure. A. Azure Logic Apps B. An availability set C. An Azure virtual machine scale set D. Azure Load Balancer

C Virtual machine scale enables you to provision a group of matching and load-balanced virtual machines in Azure.Imagine you are running a website that enables scientists to upload astronomy images that need to be processed. If you duplicated the VM, you would normally need to configure an additional service to route requests between multiple instances of the website. Virtual machine scale sets could do that work for you.

Which Azure Active Directory (Azure AD) feature is used to provide access to resources based on organizational policies? A. multi-factor authentication (MFA) B. single sign-on (SSO) C. administrative units D. Conditional Access

D

Which of the following is not a feature of Management groups? A. Each management group can have many children. B. A management group tree can support up to six levels of depth. C. 10,000 management groups can be supported in a single directory. D. Each management group and subscription can have multiple parents.

D

True or False? All Azure Regions support Availability Zones.

FALSE

True or False? The Azure Marketplace is a service on Azure specific to Microsoft Products.

FALSE - The Azure Marketplace is a service on Azure that helps connect end-users with Microsoft partners, independent software vendors (ISVs), and start-ups that are offering solutions and services which are optimized to run on Azure. - Azure Marketplace allows customers to find, try, purchase, and provision applications and services from hundreds of leading service providers, all certified to run on Azure.

True or False? An Azure account can only have a single subscription.

FALSE An account can have one subscription or multiple subscriptions that have different billing models and to which you apply different access-management policies.

One of the advantages of cloud computing is scalability. Applications can be scaled vertically and horizontally. Do you think that the following statement is true or false? Horizontal scalability is when computing capacity can be increased by adding additional RAM or CPUs to a virtual machine.

FALSE - With vertical scaling, computing capacity can be increased by adding additional RAM or CPUs to a virtual machine. - With horizontal scaling, computing capacity can be increased by adding instances of a resource. - You can scale vertically by adding additional virtual machines to your configuration.

True or False? If you delete a resource group, all resources contained within that group are also deleted.

TRUE

True or False? To create and use Azure services, you need an Azure subscription.

TRUE

True or False? Serverless computing enables developers to build applications faster by eliminating the need for them to manage infrastructure.

TRUE - Serverless computing enables developers to build applications faster by eliminating the need for them to manage infrastructure. - With serverless applications, the cloud service provider automatically provisions, scales, and manages the infrastructure required to run the code.

True or False? The Azure Portal updates continuously and requires no downtime for maintenance activities.

TRUE The Azure portal updates continuously and requires no downtime for maintenance activities. This configuration makes the Azure portal resilient to individual datacenter failures and avoids network slowdowns by being close to users.


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