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AZ-900

QuestionAnswer
What is Elasticity? Ability to increase or decrease the instance count or size of existing resources based on fluctuations in traffic, load, or resource workload.
What is Low Latency? The ability of a cloud service to be accessed quickly from any location via the internet.
What is PaaS and what is its primary use? Platform as a Service. Primarily used for development and business analysis. Client controls only the applications and data, the infrastructure is owned and controlled by the cloud service provider.
What is economy of scale? The ability to do things more efficiently or at a lower cost per unit when operating on a larger scale. The more you buy of something the less it costs.
What is SaaS and what is its primary use? Software as a Service. Primarily used for applications. Completely controlled by the provider, users log in via the internet with a login ID and password and use it as needed.
What is IaaS and what is its primary use? Infrastructure as a Service. Primarily used as virtual data centers. Provider controls the physical hardware, but the client controls the applications, operating systems, and configurations.
Microsoft Office 365 is an example of which cloud service? Software as a Service (SaaS)
What is Fault Tolerance? The concept of ensuring that servers are available if a single data center goes offline.
What are the characteristics of private clouds? High Scalability Improved Security Cap-Ex over Op-Ex Control over the Hardware Single Organization owned
What is Scalability? Ability to increase the instance count or size of existing resources.
What is Cap-Ex? Capital Expense. Up-front investment Creates benefits over a long period of time i.e., your own data center
What is the consumption based pricing model? Pay only for what you use, no up front investment
What is Op-Ex? Operating Expense. No up-front investment Creates immediate benefits i.e., using cloud services
What is a Hybrid Cloud? Combination of public and private clouds i.e., your data center + Azure, Azure + AWS
What is a Public Cloud? Resources in the cloud shared across multiple tenants/customers i.e., Azure, AWS, Google Cloud
What is Disaster Recovery (DR)? Ability to back up and restore data/apps/resources
What is High Availability? Ability to maintain acceptable continuous performance/Uptime
What is Business Agility? Ability to rapidly adapt to market and environmental changes in productive and cost-effective ways.
What is Machine Learning? A data science technique that allows computers to use existing data to forecast future behaviors, outcomes, and trends.
What is a DDoS attack? Distributed Denial of Service attack Attacker uses many slave machines to overwhelm or disrupt traffic to victim
What is Azure Advisor Analyzes your resource configuration and usage telemetry Recommends solutions to help improve the cost effectiveness, performance, security, and availability of your resources
What are Azure Storage Tables? Auto-scaling No-SQL storage, based on key/value pairs
What is an Azure Load Balancer? Enables you to load-balance incoming internet traffic or internal traffic to your VMs
What is an Internet of Things (IoT)? Made up of one or more IoT devices and one or more back-end services running in the cloud that communicate with each other
What is the Azure CLI? Command line experience for managing Azure resources. You can install it on macOS, Linux, and Windows and run it from the command line.
What are Resource Groups? - Containers of related Azure services grouped together - Resources should share same lifecycle - Free
What is the Azure Machine Learning Studio? Collaborative, drag-and-drop visual workspace where you can build, test, and deploy machine learning solutions without the need to write code.
What is an Azure VM Scale Set? Auto-scaling pool of IaaS VMs
What is Azure App Service? On-demand auto-scaling web/mobile/API app hosting
What are Azure Storage Files? Fully managed file shares in the cloud that are accessible via the industry-standard Server Message Block (SMB) protocol. Mount file shares concurrently in the cloud or on-premises on Windows, Linux, and macOS.
What is Azure Function? Event-driven, serverless compute resources
What is Azure Data Lake? On-demand analytics job service. Easily develop and run massively parallel data transformation and processing over petabytes of data.
What are Azure Regions? Groups of multiple Azure Data Centers in a geographic space
What is Azure IoT Central? Fully managed SaaS solution. Easily connect, monitor, and manage your IoT devices/assets at scale.
What is Azure Powershell? Set of PowerShell cmdlets for managing Azure resources. Uses .NET standard, making it available for Windows, macOS, and Linux.
What is Azure HDInsight? Open-source framework for distributed processing and analysis of Big Data sets on clusters.
What is Azure Cloud Shell? Interactive, browser-accessible shell that runs Bash or PowerShell.
What is Azure Cosmos DB? Globally distributed, multi-model NoSQL database
What is Azure Blob Storage? Object store for unstructured data
What is the Azure Portal? Build, manage, and monitor every Azure resource in a single, unified console.
What is an Azure VM? On-demand IaaS compute resources - Virtual Machine
What is Azure Event Grid? Fully managed event routing service.
What is an Azure Virtual Network (vnet)? Enables Azure resources to securely communicate with each other, the internet, and on-premises networks.
What is the Azure Machine Learning Service? Provides a cloud-based environment you can use to prep data and train, test, deploy, manage, and track machine learning models.
What is Azure Disk Storage? Persistent, highly-secure, cost-effective SSD/HDD options to support Azure Virtual Machines
What is the Azure Logic Apps? Visual designer for automating and orchestrating serverless tasks, processes, and workflows. Connect 100+ Azure and third-party services.
What is the Azure Content Delivery Network (CDN)? Efficiently delivers web content from locations that are close to end users to minimize latency.
What is Azure Storage Queue? Message queue to decouple applications
What is Azure IoT Hub? Core Azure PaaS messaging service used by Azure IoT Central. Enables reliable and secure bidirectional communications between millions of IoT devices and a cloud solution.
What is Azure SQL Database? Relational database management system IaaS - SQL server on Azure Virtual Machines PaaS - Fully managed SQL database engine
What are Azure Initiatives? A collection of policy definitions that are tailored towards achieving a singular overarching goal
What is Azure SQL Data Warehouse? Cloud-based Enterprise Data Warehouse (EDW). Leverages massively parallel processing (MPP) to quickly run complex queries across petabytes of data.
What is Azure Database Migration Service? Enables seamless migrations from multiple database sources to Azure data platforms with minimal downtime.
What is Azure Resource Manager (ARM)? The Azure deployment and management service
What is Azure Service Health? Provides a view of service issues, planned maintenance, and health advisories for Azure services and regions
What is Azure Monitor? Collects granular performance and utilization data, activity and diagnostics logs, and notifications from your Azure resources all in one place
What is Azure App Gateway? A web traffic load balancer that is even more customizable than Azure Load Balancer.
What is the General Data Protection Regulation (GDPR)? A regulation in EU law on data protection and privacy for all individuals within the European Union and the European Economic Area
What is Authorization? Specifies what data you're allowed to access and what you can do with it
What is Azure Firewall? Centrally create, enforce, and log application and network connectivity policies across subscriptions and virtual networks
What is Microsoft Compliance Manager? Part of the Microsoft Service Trust Portal, fully managed solution that helps you manage the end-to-end regulation-to-audit compliance process
What is Resource Locking? Locks can be set to prevent deletion only, or to prevent modifications and deletion of Azure resource
What is Microsoft Trust Center? Information you need to be confident that the Azure platform on which you run your services is secure
What is the National Institute of Standards and Technology (NIST)? Provides the set of standards for recommended security controls for information systems at federal agencies
What is Azure Information Protection (AIP)? Cloud-based solution to classify and protect documents and emails, using 80+ built-in data types (credit card numbers, ID/SSN numbers, etc.)
What is Azure Advanced Threat Protection (ATP)? Identifies, detects, and helps you investigate advanced threats, compromised identities, and malicious insider actions, using data from Azure Active Directory (Azure AD), Azure Monitor logs, and Azure Security Center
What is the International Organization for Standardization (ISO)? International standard-setting body composed of representatives from various national standards organizations
What is the Principle of Least Privilege? Limit each user's access rights to the bare minimum permissions they need to perform their work
What is the Microsoft Privacy Statement? Explains the personal data Microsoft processes, how Microsoft processes it, and for what purposes
What are Network Security Groups (NSGs)? Security rules that allow or deny inbound network traffic to, or outbound network traffic from, several types of Azure resources
What is Authentication? Proving who you are, usually with a username and password
What is Azure Multi-Factor Authentication (MFA)? Requires two or more authentication methods
What is the Azure Security Center? Sends data from the Microsoft Monitoring Agent to the security analytics engine, which provides threat detection alerts and recommendations for securing
What is Role-Based Access Control (RBAC)? An authorization system built on Azure Resource Manager that provides fine-grained access management of Azure resources
What is an Azure VPN Gateway? Used to send encrypted traffic between an Azure virtual network and an on-premises location or between Azure virtual networks
What is Azure DDoS Protection? Continuous monitoring, alerting, and mitigation of Distributed Denial of Service attacks
What is Azure Active Directory (AAD)? Fully managed identity service — Main objects are Users (pay per user) and Groups (free)
What is the Azure Key Vault? Encrypt and safeguard authentication keys, storage account keys, data encryption keys, certificates, and passwords
What is the Microsoft Service Trust Portal? Part of the Microsoft Trust Center, provides a variety of content, tools and other resources about Microsoft security, privacy, and compliance practices
What are Public and Private Preview Features? Pre-Release Azure products and service for Microsoft to obtain feedback and for evaluation purposes.
What are Additional Azure Support Channels? Azure Knowledge Center, MSDN forums, Stack Overflow forums
Where can you find the SLA for Azure Products and Services? The Azure SLA landing page:
How can you purchase Azure products and services? Directly from Microsoft or through a Microsoft Partner
What are Azure Government Services? Isolated private cloud just for US federal, state, and local governments, and their partners
What are the characteristics of the Azure Free Account? One-time offer per account for free access to many Azure products and a $200 credit to spend in the first 30 days.
What are the Azure Support Plan types? Basic, Developer, Standard, Professional Direct, Premier
Where can you monitor Azure Feature Updates? Azure Updates landing page:
What is an Azure Subscription? Where you can manage resources using resource groups, they serve as a capacity, administration, and billing container
What are Azure Germany Services? Microsoft partnered with German companies to comply with all German regulations, building 2 distinct data centers for a German-only part of Azure - As of 2018, being phased out by Microsoft - no longer accepting new users
What is an Azure subscription offer? Type of subscription, such as Enterprise Agreement, Certified Solution Partner, Pay-As-You-Go, etc.
What are Azure Reservations? Discounts for committing to 1-3 years of Azure products and services
What are Azure Billing Zones? For data transfer in/out of Azure, regions correspond to different Azure Billing Zones and charge different prices.
What are the Azure Storage Blob Tiers? Hot - high cost/fast retrieval Cool - lower cost/slower retrieval Archive - low cost/slow retrieval
What is the Azure Cost Management tool? Helps you analyze costs, create and manage budgets, export data, and review and act on optimization recommendations to save money.
What is the Azure Total Cost of Ownership (TCO) Calculator? Estimate the cost savings you can have by migrating your workloads to Azure.
Where can you access Preview Features? Try any preview features using the Azure Portal:
What is the Azure Pricing Calculator? Estimate your Azure consumption for each product or service in your solution.
What is General Availability (GA)? Officially released Azure product or service
What are Azure Service Level Agreements (SLAs)? Expressed as a percentage of the total time per month that the service is guaranteed to be up. Uptime is guaranteed (not performance, bandwidth, or feature availability).
What is the Azure Marketplace? An online applications and services marketplace with over 8,000 listings. Offers SaaS applications, Virtual Machines, Solution Templates, and Azure Managed Applications.
Where do you open an Azure support ticket? Azure Portal (portal.azure.com)
What is the Azure Knowledge Center? Get answers to common support questions.
Created by: djmarlin