Scott Duffy AZ-900 50 Question Exam

What happens if Azure does not meet its own Service Level Agreement guarantee (SLA)?

A discount will be applied to the customer's Azure bill (as a service credit), which is a compensation for an under-performing Azure product or service

What are Azure Availability Zones?

A feature of Azure that allows you to manually specify into which data center your virtual machines are placed, which allows you to achieve higher availability than any other option.

What are Resource groups in Azure?

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

What type of documents does the Microsoft Service Trust Portal provide?

A list of standards that Microsoft follows, pen test results, security assessments, white papers, faqs, and other documents that can be used to show Microsoft's compliance efforts

What is an example of an Internet of Things (IoT) device?

A refrigerator that monitors how much milk you have left and sends you a text message when you are running low.

What benefit does a Content Delivery Network (CDN) provide its users?

Allows you to reduce the traffic coming into a web server for static, unchanging files such as images, videos, and PDFs

What is the concept of Big Data?

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

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

Anyone can use the service but normal service level agreements do not apply

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

Anyone can use the service for any reason

What are the two features that Azure AD provides?

Application Management Authentication

What is Azure's preferred Identity/authentication service?

Azure Active Directory

Which Azure AD licenses are made available through Azure?

Azure Active Directory Free Office 365

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

Azure Advisor

What is not considered Infrastructure as a Service?

Azure Functions App

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

Azure Key Vault

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

Azure Marketplace

Which feature within Azure collects all of the logs from various resources into a central dashboard, where you can run queries, view graphs, and create alerts on certain events?

Azure Monitor

What does ARM an abbreviation for in Azure?

Azure Resource Manager

Which feature within Azure alerts you to service issues that happen in Azure itself, not specifically related to your own resources?

Azure Service Health

Azure Powershell scripts and Command Line Interface (CLI) scripts are entirely compatible with each other?

False

True or False: Azure Active Directory is a network gateway that load balances user logins using a CDN (Content Delivery Network)

False

True or False: Azure is a public cloud, and has no private cloud offerings

False

True or false: Azure charges for bandwidth used "inbound" to Azure

False

True or false: You cannot have more than one Azure subscription per company

False

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

International Organization for Standardization - A standards body

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

It requires the user to have access to an additional device for identify verification

What Azure resource allows you to evenly split traffic coming in and direct it to several identical virtual machines to do the work and respond to the request?

Load Balancer or Application Gateway

What Azure tool gives you the ability to manage multiple subscriptions into nested hierarchies?

Management Groups

What is the basic way of protecting an Azure Virtual Network subnet?

Network Security Group

For tax optimization, which type of expense is preferable?

OpEx

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

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

Which of the following is something that Azure Cognitive Services API can currently do?

Recognize faces in a picture Translate text from one language to another Recognize text in an image Create text from audio Speak text in an extremely realistic way

What types of resources are defined as "compute resources"?

Resources some type of task that requires CPU cycles to perform the work

Which of the following elements is considered part of the "network" layer of network security?

Separate servers into distinct subnets by role

What two types of DDoS protection services does Azure provide?

Standard Basic

Azure Functions

Support triggers like queues or HTTP requests, or timers to run small pieces of code. Write individual functions that will be called when you want. Can link up with an App Service for a dedicated plan, or a consumption plan that allows you to pay for how much you use the function.

What feature of a system makes it elastic?

The ability of it to add and reduce capacity based on actual demand

What is Single Sign-on?

The ability to log in once and use the existing userid and password to sign in other applications, and not have to create/memorize a new one.

What is the default amount of credits that you are given when you first create an Azure Free account?

The default is $200

What is the benefit of economies of scale?

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

True or False: Azure Cloud Shell allows access to the CLI and Powershell consoles in the Azure Portal

True

True or False: Under the Infrastructure as a Service model, Azure is responsible for managing the physical host, physical network, and physical datacenter

True

True or false: you can create your own policies if built-in Azure Policy is not sufficient to your needs

True

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

True

Which of the following elements is considered part of the "perimeter" layer of security?

Use a firewall

Approximately how many regions does Azure have around the world?

Was 54, now 60+

What operating systems does Microsoft supply Azure Virtual Machine images for?

Windows and Linux

Why would someone prefer a Consumption-based pricing model as opposed to a Time-based (Fixed) pricing model?

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

Why is Azure App Services considered Platform as a Service?

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

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

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

What is Network Security Group?

a fairly basic set of rules that you can apply to both inbound traffic and outbound traffic that lets you specify what sources, destinations and ports are allowed to travel through from outside the virtual network to inside the virtual network