Azure Cloud Flashcards
Prepare for AZ900 Azure Fundamentals Certification
Which tool is used by Azure Active Directory 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. Conditional Access
Conditional Access is the tool used by Azure Active Directory to allow (or deny) access to resources based on identity signals. Conditional access ia a more refined MFA (multifactor authentication method.
Single Sign On (SSO) is a ______________ method that enables users to sign in the first time and access various applications and resource by using the same password.
A. a validation
B. an authentication
C. a configuration
D. an authorization
B. an authentication.
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.
Describe the Azure Pricing Calculator Service.
- Estimates workload costs
- Estimates the cost savings by comparing datacenter costs to running the same workload on Azure.
- Helps control, analyze and optimize workload costs.
Pricing Calculator
- Helps you estimate workload costs.
Describe the Azure TCO Calculator Service.
- Estimates workload costs
- Estimates the cost savings by comparing datacenter costs to running the same workload on Azure.
- Helps control, analyze and optimize workload costs.
Total Cost of Ownership.
- Estimates the cost savings by comparing datacenter costs to running the same workload on Azure.
Provided approximate cost savings of operating similar workload on Azure to on premise datacenter.
Describe the Azure Cost Management Service.
- Estimates workload costs
- Estimates the cost savings by comparing datacenter costs to running the same workload on Azure.
- Helps control, analyze and optimize workload costs.
Cost Management
- Helps to control, analyze and optimize workload costs.
Azure Cost Management helps to understand Azure bill, managed account.
____________ is a repeatable set of governance tools that helps development teams quickly build out 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
Azure Blueprints
Sometimes cloud environment grows 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.
Infrastructure as a Service (IAAS) is described as:
- Provides hosting and management of an application and its underlying infrastructure, as well as any maintenance, upgrades and security patching.
- Provides a fully managed environment for developing, testing, delivering and managing cloud based applications.
- Provides servers and virtual machines, storage, networks and operating systems on a pay-as-you-go basis.
- IAAS offers necessary compute, storage and networking assets on demand on a pay-as-you-go basis.
Platform as a Service (PAAS) is described as:
- Provides hosting and management of an application and its underlying infrastructure, as well as any maintenance, upgrades and security patching.
- Provides a fully managed environment for developing, testing, delivering and managing cloud based applications.
- Provides servers and virtual machines, storage, networks and operating systems on a pay-as-you-go basis.
- PAAS provides complete development and deployment environment in the cloud, with assets that enable to deliver simple cloud-based apps to cloud-enabled enterprise applications.
Software as a Service (SAAS) is described as:
- Provides hosting and management of an application and its underlying infrastructure, as well as any maintenance, upgrades and security patching.
- Provides a fully managed environment for developing, testing, delivering and managing cloud based applications.
- Provides servers and virtual machines, storage, networks and operating systems on a pay-as-you-go basis.
- SAAS - Host and manage the software application and underlying infrastructure.
Which cloud approach is used by organizations to take full advantage of on-premise technology investments and allows data and applications to be shared between two environments?
A. public cloud
B. private cloud
C. hybrid cloud
D. on-premise datacenter
C. hybrid cloud
Public clouds, such as MS Azure, owned and operated by third party cloud service providers, to deliver their computing resources such as servers and storage over the internet. Cloud providers manage all hardware, software and other supporting infrastructure.
A Private Cloud refers to cloud computing resources used exclusively by an individual business. A private cloud can be located on the company’s on site datacenter.
A Hybrid Cloud is a type of cloud computing that combines on premise infrastructure or a private cloud with a public cloud. Hybrid clouds allow data and apps to move between the two environments.
_______________ copies data to a secondary region from the primary region across multiple datacenters that are located many miles apart.
A. Read-access geo-redundant storage (RA_GRS)
B. Zone Redundant Storage (ZRS)
C. Geo-Redundant Storage (GRS)
D. Locally Redundant Storage (LRS)
C. Geo-Redundant Storage Replicates your data to a secondary region that is in different geographic locations from the primary region.
What option is used to set the communication between an on premise VPN device and an Azure VPN gateway through an encrypted tunnel over the internet?
A. ExpressRoute
B. Point to Site (P25) VPN
C. Site to Site VPN
C. Site to Site VPN. Established between on premise VPN device and an Azure VPN Gateway that is deployed in a virtual network. This connection type allows communication between any on premise authorize resource to access a virtual network through an encrypted tunnel.
____________ enables the secure communication of messages between millions of IOT devices and a cloud based solution.
A. Azure IoT Hub
B. Azure Digital Twins
C. Azure IoT Edge
D. Azure IoT Central
A. Azure IoT Hub
The Azure IoT Hub service enables reliable two way message communications between IoT devices and a cloud based solution. These capabilities enable customers to provision millions of devices in a secure and scalable manner.
Which Azure service protects against attacks in which an attacker sends multiple requests to a web resource to exceed a website’s capacity and prevent the web resource from functioning correctly?
A. Azure Defender
B. Azure DDOS Protection
C. Azure Sentinel
D. Azure Firewall
B. DDOS Protection
Distributed denial of service, or DDOS, is a type of attack where an attacker sends multiple requests to an application. This results into the resources becoming exhausted, impacting the application’s availability. DDOS attacks can be targeted at any endpoint that is publicly reachable through the internet.
What 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
Logic Apps are designed in a web based designer and can execute logic triggered by Azure services without writing any code.
A team is developing a new cloud based application that leverages the Gremlin API. Which Azure database option is the most suitable for the new application?
A. Azure Cosmos DB
B. Azure SQL Managed Instance
C. Azure Database for PostgreSQL
D. Azure Database for MySQL
A. Azure Cosmos DB
Azure Cosmos DB is the best colution. It supports Gremlin API as well as SQL, Cassandra, MongoDB and Tables.
_____________ 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
Azure Batch allows you to scale to thousands of virtual machines for high performance computing (HPC) and large scale parallel jobs. Other functionalities allow you to scale multiple VMs but only Azure Batch will allow for thousands of VMs for HPC.
Azure IoT Central is described as:
- Used to quickly create a web based dashboard to enable reporting and communication with IoT devices.
- Used to communicate to IoT devices by sending and receiving messages.
- Used to provide the highest degree of security to ensure that the device was not tempered with.
- Azure IoT Central
To quickly create a web based dashboard to enable reporting and communication with IoT devices.
Azure IoT Hub is described as:
- Used to quickly create a web based dashboard to enable reporting and communication with IoT devices.
- Used to communicate to IoT devices by sending and receiving messages.
- Used to provide the highest degree of security to ensure that the device was not tempered with.
- Azure IoT Hub
To communicate with IoT devices by sending and receiving messages.
Azure Sphere is described as:
- Used to quickly create a web based dashboard to enable reporting and communication with IoT devices.
- Used to communicate to IoT devices by sending and receiving messages.
- Used to provide the highest degree of security to ensure that the device was not tempered with.
- Azure Sphere
Used to provide the highest degree of security to ensure that the device was not tempered with.
____________ 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. Azure virtual machine scale set
Enables you to provision a group of matching and load balanced virtual machines in Azure.
Azure Machine Learning is described as:
- Used to predict future results by using historical data and training models.
- Used to implement a virtual agent that can respond to human inquiries by using natural language.
- Used to identify content based on images.
- Azure Machine Learning
To predict future results by using historical data and training models.
Azure machine learning allows you to connect to data to train and test models to find one that will most accurately predict a future result.
Azure bot Service is described as:
- Used to predict future results by using historical data and training models.
- Used to implement a virtual agent that can respond to human inquiries by using natural language.
- Used to identify content based on images.
- Azure bot Service
To implement a virtual agent that can respond to human inquiries by using natural language.
Azure bot service allows you to create a virtual agent solution that uses natural language to respond to customer inquiries.
Azure Cognitive Services are described as:
- Used to predict future results by using historical data and training models.
- Used to implement a virtual agent that can respond to human inquiries by using natural language.
- Used to identify content based on images.
- Azure Cognitive Services
To identify content based on images.
The vision services in Azure Cognitive services add recognition and identification capabilities when you are analyzing pictures and other visual content.