AZ-900 Practice Test A (01-10)
Question 1:
What makes a system highly available?
A. If it
maintains 100% availability
B. A system
specifically designed to be resilient, with no single point of failures
C. Must have
a minimum of two VMs
D. It's not
possible to make a highly available system
(Correct - B) Explanation: -
High Availability - a system specifically designed to be resilient
when some component of the system fails
See: https://docs.microsoft.com/en-us/azure/virtual-machines/windows/availability
Question 2:
Your organization has implemented an Azure Policy that restricts
the type of Virtual Machine instances you can use. How can you create a VM that
is blocked by the policy?
A. Use an
account that has Contributor or above permissions to the resource group
B. Subscription
Owners (Administrators) can create resources regardless of what the policy
restricts
C. The only
way is to remove the policy, create the resource and add the policy back
(Correct - C) Explanation:-
You cannot perform a task that violates policy, so you have to
remove the policy in order to perform the task.
See: https://docs.microsoft.com/en-us/azure/governance/policy/overview
Question 3:
Which of the following is something that Azure Cognitive Services
API can currently do?
A. Translate
text from one language to another
B. Recognize
text in an image
C. All of
these! Azure can do it all!
D. Create
text from audio
E. Speak text
in an extremely realistic way
F. Recognize
faces in a picture
(Correct - C) Explanation:-
Azure can do all of them, of course.
See: https://docs.microsoft.com/en-us/azure/cognitive-services/welcome
Question 4:
Which Azure Service contains pre-built machine learning models
that you can use in your own code, using an API?
A. App
Services
B. Cognitive
Services
C. Azure
Functions
D. Azure
Blueprints
(Correct - B) Explanation:-
Cognitive Services is an API that Azure provides, that gives
access to a set of pre-built machine learning models including vision services,
speech services, knowledge management and chat bots.
Question 5:
What is the MAIN management tool used for managing Azure resources
with a graphical user interface?
A. Remote
Desktop Protocol (RDP)
B. Azure
Storage Explorer
C. Azure
Portal
D. PowerShell
(Correct - C) Explanation:-
Azure Portal is the website used to manage your resources in Azure
See: https://docs.microsoft.com/en-us/azure/azure-portal/azure-portal-overview
Question 6:
Why would someone prefer a Consumption-based pricing model as
opposed to a Time-based pricing model?
A. It is
always cheaper to pay for consumption than to pay by the hour
B. You can
save a lot of money if you don't use the resource often as opposed to having it
available for use 24/7
C. You can
easily predict the cost of the service into the future
D. The
pricing model is simpler and easier to understand
(Correct - B) Explanation:-
Consumption-Based Model - paying for something based on how much
you used, as opposed to paying for something no matter if you use it or not.
See: https://docs.microsoft.com/en-us/azure/azure-functions/functions-consumption-costs
Question 7:
Which ways does the Azure Resource Manager model provide to deploy
resources?
A. Azure
Portal
B. CLI
C. REST API
/ SDK
D. Powershell
(Correct – A,B,C,D) Explanation:-
All of those ways can be used to deploy or manage resources using
ARM
See: https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/overview
Question 8:
Which Azure service is meant to be a security dashboard that
contains all the security and threat protection in one place?
A. Azure
Monitor
B. Azure Key
Vault
C. Azure
Portal Dashboard
D. Azure
Security Center
(Correct - D) Explanation:-
Azure Security Center - unified security management and threat
protection; a security dashboard inside Azure Portal
See: https://azure.microsoft.com/en-us/services/security-center/
Question 9:
What is the default amount of credits that you are given when you
first create an Azure Free account?
A. You can
create 1 Linux VM, 1 Windows VM, and a number of other free services for the
first year.
B. You are
given $50 per month, for one year towards Azure services
C. Azure
does not give you any free credits when you create a free account
D. The
default is US$200
(Correct - D) Explanation:-
There are some other benefits to a free account, but you get
US$200 to spend in the first month.
See: https://azure.microsoft.com/free
Question 10:
What feature of a system makes it elastic?
A. The
ability to withstand denial of service attacks
B. The
ability to heal itself after a crash
C. The
ability to increase and reduce capacity based on actual demand
D. The
ability to stay up (available) while updates are being made to the system
(Correct - C) Explanation:-
Elasticity - The ability of a system to automatically grow when
maximum capacity is reached, and automatically shrink to minimize waste.
See: https://azure.microsoft.com/en-us/overview/what-is-elastic-computing/
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