Azure Fundamentals (AZ-900) Practice Test-3

AZ-900 Practice Set 3

Azure Fundamentals Exam Question

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1. How many minutes per month downtime is 99.99% availability?

A. 100

B. 4

C. 40

D. 1

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2. How do you stop your Azure account from incurring costs above a certain
level without your knowledge?

A. Switch to Azure Reserved Instances with Hybrid Benefit for VMs

B. Set up a billing alert to send you an email when it reaches a certain level

C. Implement the Azure spending limit in the Account Center

D. Only use Azure Functions which have a significant free limit

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3. What is a policy initiative in Azure?

A. A custom designed policy

B. Assigning permissions to a role in Azure

C. Requiring all resources in Azure to use tags

D. The ability to group policies together

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4. What is the core problem that you need to solve in order to have a highavailability application?

A. You need to avoid single points of failure

B. You need to ensure your server has a lot of RAM and a lot of CPUs

C. You need to ensure the capacity of your server exceeds your highest number of expected concurrent users

D. You should have a backup copy of your application on standby, ready to be started up when the main application fails.

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5. What is an Azure Subscription?

A. Each user account is associated with a unique subscription. If you need more than one subscription, you need to create multiple user accounts.

B. It is the level at which services are billed. All resources created under a subscription are billed to that subscription.

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6. Which of the following resources are not considered Compute resources?

A. Virtual Machines

B. Virtual Machine Scale Sets

C. Function Apps

D. Azure Batch

E. Load Balancer

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7. Which two features does Virtual Machine Scale Sets provide as part of the
core product? Pick two.

A. Load balancing between virtual machines

B. Firewall

C. Content Delivery Network

D. Autoscaling of virtual machines

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8. True or false: Azure PowerShell scripts and Command Line Interface (CLI)
scripts are entirely compatible with each other?

A. True

B. False

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9. With Azure public cloud, anyone with a valid credit card can sign up and get
services immediately

A. True

B. False

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10. Which style of computing is easiest when migrating an existing hosted
application from your own data center into the cloud?

A. Serverless

B. IaaS

C. FaaS

D. PaaS

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11. What does it mean if a service is in Private Preview mode?

A. The service is generally available for use, and Microsoft will provide support for it

B. Anyone can use the service for any reason

C. You have to apply to get selected in order to use that service

D. Anyone can use the service but it must not be for production use

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12. True or false: even without paying for support, you can still open a support
ticket if you encounter a problem such as a billing issue

A. True

B. False

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13. How much does a Developer level support for Azure cost?

A. $29 per month

B. $100 per month

C. $1,000 per month

D. $0 per month

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14. you should only ever use General Availability services in
production applications.

A. True

B. False

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15. Which of the following are one of the advantages of running your cloud in a
private cloud?

A. Assurance that your code, data and applications are running on isolated hardware, and on an isolated network.

B. You own the hardware, so you can change private cloud hosting providers easily

C. Private cloud is significantly cheaper than the public cloud.

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16. What is the significance of the Azure region? Why is it important?

A. Once you select a region, you cannot create resources outside of that region. So selecting the right region is an important decision.

B. Even though you have to choose a region when creating resources, there's generally no consequence of what you select. You can create a network in one region and then create virtual machines for that network in another region.

C. You must select a region when creating most resources, and the region is the area of the world where those resources will be physically located.

D. Region is just a folder structure in which you organize resources, much like file folders on a computer.

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17. What is the name of the collective set of APIs that provide machine learning
and artificial intelligence services to your own applications like voice
recognition, image tagging, and chat bot?

A. Azure Batch

B. Cognitive Services

C. Azure Machine Learning Studio

D. Natural Language Service, LUIS

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18. Why should you divide your application into multiple subnets as opposed to
having all your web, application and database servers running on the same
subnet?

A. There are only a limited number of IP addresses available per subnet, so you need multiple subnets over a certain number.

B. Separating your application into multiple subnets allows you to have different NSG security rules for each subnet, which can make it harder for a hacker to get from one compromised server onto another.

C. Each server type of your application requires its own subnet. It's not possible to mix web servers, database servers and application servers on the same subnet.

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19. Deploying Azure App Services applications consists of what two components?
Pick two

A. Database scripts

B. Configuration

C. Managing operating system updates

D. Packaged code

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20. What is the recommended way within Azure to store secrets such as private
cryptographic keys?

A. In an Azure Storage account private blob container

B. Azure Advanced Threat Protection (ATP)

C. Azure Key Vault

D. Within the application code

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21. For tax optimization, which type of expense is preferable?

A. CapEx

B. OpEx

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22. What is the service level agreement for two or more Azure Virtual Machines
that have been placed into the same Availability Set in the same region?

A. 99.99%

B. 99.95%

C. 100%

D. 99.90%

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23. If you have an Azure free account, with a $200 credit for the first month,
what happens when you reach the $200 limit?

A. Your account is automatically closed.

B. Your credit card is automatically billed.

C. You cannot create any more resources until you add more credits to the account.

D. All services are stopped and you must decide whether you want to convert to a paid account or not.

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24. What are resource groups?

A. Within Azure security model, users are organized into groups, and those groups are granted permissions to resources

B. A folder structure in Azure in which you organize resources like databases, virtual machines, virtual networks, or almost any resource

C. Automatically assigned groups of resources that all have the same type (virtual machine, app service, etc)

D. Based on the tag assigned to a resource by the deployment script, it is assigned to a group

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25. How does Multi-Factor Authentication make a system more secure?

A. It allows the user to log in without a password because they have already previously been validated using a browser cookie

B. It is another password that a user has to memorize, making it more secure

C. It doesn't make it more secure

D. It requires the user to have access to their verified phone in order to log in

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27. Which tool within the Azure Portal will make specific recommendations based
on your actual usage for how you can improve your use of Azure?

A. Azure Monitor

B. Azure Advisor

C. Azure Dashboard

D. Azure Service Health

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28. Which tool within Azure is comprised of : Azure Status, Service Health and
Resource Health?

A. Azure Advisor

B. Azure Service Health

C. Azure Dashboard

D. Azure Monitor

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29. What does it mean if a service is in Public Preview mode?

A. Anyone can use the service for any reason

B. Anyone can use the service but it must not be for production use

C. The service is generally available for use, and Microsoft will provide support for it

D. You have to apply to get selected in order to use that service

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30. What is the benefit of using Powershell over CLI?

A. No benefit, it's the same

B. More powerful commands

C. Quicker to deploy VMs

D. Cheaper

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31. What is the concept of Big Data?

A. A form of artificial intelligence (AI) that allows systems to automatically learn and improve from experience without being explicitly programmed

B. A set of Azure services that allow you to use execute code in the cloud but don’t require (or even allow) you to manage the underlying server

C. A small sensor or other device that constantly sends it's status and other data to the cloud

D. An extremely large set of data that you want to ingest and do analysis on; traditional software like SQL Server cannot handle Big Data as efficiently as specialized products

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32. What is the maximum amount of Azure Storage space a single subscription
can store?

A. Virtually unlimited

B. 5 PB

C. 2 TB

D. 500 GB

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33. What does ARM stand for in Azure?

A. Availability, Reliability, Maintainability

B. Azure Resource Manager

C. Account Resource Manager

D. Advanced RISC Machine

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34. In what way does Multi-Factor Authentication increase the security of a user
account?

A. It requires the user to possess something like their phone to read an SMS or use a mobile app.

B. It requires users to provide a fingerprint or other biometric identification.

C. It requires users to be approved before they can log in for the first time.

D. It doesn't. Multi-Factor Authentication is more about access and authentication than account security.

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35. Where do you go within the Azure Portal to find all of the third-party virtual
machine and other offers?

A. Azure mobile app

B. Choose an image when creating a VM

C. Azure Marketplace

D. Bing

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36. What makes estimating the cost of an unmanaged storage account difficult?

A. You are charged for data coming into Azure, and it's difficult to predict that

B. The cost of storage changes frequently

C. There is no way to predict the amount of data in the account

D. You are charged for data leaving Azure, and it's difficult to predict that

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37. What does it mean if a service is in General Availability (GA) mode?

A. You have to apply to get selected in order to use that service

B. Anyone can use the service but it must not be for production use

C. The service is generally available for use, and Microsoft will provide support for it

D. Anyone can use the service for any reason

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38. Which of the following is a good example of a Hybrid cloud?

A. A server runs in your own environment, but places files in the cloud so that it can extend the amount of storage it has access to.

B. Technology that allows you to grow living tissue on top of an exoskeleton, making Terminators impossible to spot among humans.

C. Your users are inside your corporate network but your applications and data are in the cloud.

D. Your code is a mobile app that runs on iOS and Android phones, but it uses a database in the cloud.

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39. Windows servers use “remote desktop protocol” (RDP) in order for
administrators to get access to manage the server. Linux servers use SSH.
What is the recommendation for ensuring the security of these protocols?

A. Do not enable SSH access for Linux servers

B. Disable RDP access using the Windows Services control panel admin tool

C. Ensure strong passwords on your Windows admin accounts

D. Do not allow public Internet access over the RDP and SSH ports directly to the server. Instead use a secure server like Bastion to control access to the servers behind.

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40. What is the service level agreement for two or more Azure Virtual Machines
that have been manually placed into different Availability Zones in the same
region?

A. 99.99%

B. 100%

C. 99.90%

D. 99.95%

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41. Why is Azure App Services considered Platform as a Service?

A. You are responsible for keeping the operating system up to date with the latest patches

B. You can decide on what type of virtual machine it runs – A-series, or Dseries, or even H-series

C. You give Azure the code and configuration, and you have no access to the underlying hardware

D. Azure App Services is not PaaS, it's Software as a Service.

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42. Within the context of privacy and compliance, what does the acronym ISO
stand for, in English?

A. International Organization for Standardization

B. Information Systems Officer

C. Intelligence and Security Office

D. Instead of

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43. Application Gateway contains what additional optional security feature over a
regular Load Balancer?

A. Azure AD Advanced Information Protection

B. Advanced DDoS Protection

C. Multi-Factor Authentication

D. Web Application Firewall (or WAF)

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44. Which free Azure security service checks all traffic travelling over a subnet
against a set of rules before allowing it in, or out.

A. Network Security Group

B. Advanced Threat Protection (ARP)

C. Azure DDoS Protection

D. Azure Firewall

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45. Which of the following scenarios would Azure Policy be a recommended
method for enforcement?

A. Add an additional prompt when creating a resource without a specific tag to ask the user if they are really sure they want to continue?

B. Require a virtual machine to always update to the latest security patches

C. Allow only one specific roles of users to have access to a resource group

D. Prevent certain Azure Virtual Machine instance types from being used in a resource group

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46. What is the new data privacy and information protection regulation that took
effect across Europe in May 2018?

A. ISO 9001:2015

B. PCI DSS

C. FedRAMP

D. GDPR

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47. What two types of DDoS protection services does Azure provide? Select two.

A. Premium

B. Basic

C. Advanced

D. Standard

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48. What is a benefit of economies of scale?

A. Prices of cloud servers and services are always going down. It'll be cheaper next year than it is this year

B. Big companies don't need to make a profit on every sale

C. The more you buy of something, the cheaper it is for you

D. Big companies don't need to make a profit on the first product they sell you, because they will make a profit on the second

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49. Which of the following elements is considered part of the “perimeter” layer of
security?

A. Locks on the data center doors

B. Keep operating systems up to date with patches

C. Separate servers into distinct subnets by role

D. Use a firewall

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50. What Azure product allows you to autoscale virtual machines from 1 to 1000
instances, and also provides load balancing services built in?

A. Azure Virtual Machines

B. Application Gateway

C. Azure App Services

D. Virtual Machine Scale Sets

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51. Which of the following is not a feature of Azure Functions?

A. Can possibly cost you nothing as there is a generous free tier

B. Can edit the code right in the Azure Portal using a code editor

C. Can trigger the function based off of Azure events such as a new file

D. being saved to a storage account blob container

E. Designed for backend batch applications that are continuously running

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52. How do you get access to services in Private Preview mode?

A. You must apply to use them.

B. You cannot use private preview services.

C. They are available in the marketplace. You simply use them.

D. You must agree to a terms of use first.

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53. What is the concept of paired regions?

A. Each region of the world has one other region, usually in a completely separate country and geography, where it makes the most sense to place your backups. Like East US 2 is paired with South Korea.

B. Azure employees in those regions sometimes go on picnics together.

C. Each region in the world has at least one other region in which is shares an extremely high speed connection, and where there is coordinated action by Azure not to do anything that will bring them both down at the same time

D. When you deploy your code to one region of the world, it is automatically deployed to the paired region as an emergency backup.

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54. What is the benefit of using a command line tool like Powershell or CLI as
opposed to the Azure portal?

A. Quicker to deploy VMs

B. Cheaper

C. Automation

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55. Besides Azure Service Health, where else can you find out any issues that
affect the Azure global network that affect you?

A. Install the Azure app on your phone

B. Each Virtual Machine has a Resource Health blade

C. Azure Updates Blog

D. Azure will email you

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56. Why is user id and password sometimes not enough to prove someone is who
they say they are?

A. User id and password can be used by anyone such as a coworker, ex-employee or hacker half-way around the world

B. Passwords must be encrypted before being stored

C. Passwords are usually easy to forget

D. Some people might choose the same user id and password

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58. What types of files can a Content Delivery Network speed up the delivery of?

A. JavaScript files

B.  Images

C.  PDFs

D.  Videos

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59. What would be a good reason to have multiple Azure subscriptions?

A. There is one person/credit card paying for resources, but many people who have accounts in Azure, and you need to separate out resources between clients so that there is absolutely no chance of resources being exposed between them.

B. There is one person/credit card paying for resources, and only one person who logs into Azure to manage the resources, but you want to be able to know which resources are used for which client project

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