AZ900: Azure Fundamentals Final Exam Questions with Complete Answers. Graded A

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AZ900: Azure Fundamentals Final Exam Questions with Complete Answers The spending of money on physical infrastructure up front, and then deducting that expense from your tax bill over time. -Answer... - Capital Expenditure (CapEx). This is an upfront cost, which has a value that reduces over time. Does the Azure AD Basic tier come with an SLA of 99.9%? -Answer- Yes Use these to store large amounts of data accessed infrequently, but accessible via PowerBI... -Answer- Azure SQL Datawarehouse and Azure Data Lake Which "as a service" option contains Virtual Machines... SaaS, PaaS or IaaS? -AnswerIaaS (Infrastructure as a Service) Use this to create, manage and maintain a group of load balancing Virtual Machines running your application without additional configuration tasks or network management... -Answer- Azure Scale Sets What Azure security service allows for the creation of policies that enforce MFA for users? -Answer- Azure AD Identity Protection True or False: When a Virtual Machine is stopped the storage attached to it still incurs costs. -Answer- True A company is planning on setting up a solution in Azure. The solution must be an integration solution for the deployment of code. Which is the best suited for this requirement? A. Azure Advisor B. Azure Cognitive Services C. Azure Application Insights D. Azure DevOps -Answer- D. Azure DevOps An IT engineer has installed the Azure CLI on his/her Windows desktop. From which of the following could the IT Engineer use the Azure CLI? A. PowerShell B. File and Print Explorer C. Command Prompt D. Google Chrome -Answer- A. PowerShell & C. Command Prompt Should a company that wants to try out some Azure services offered in Public Preview deploy resources that are a part of the Public Preview in their Production environment?-Answer- No. (Previews are provided "as-is", "with all faults", and are excluded from SLAs and limited warranty) A company is planning on using Azure Storage Accounts, and requires: - Storage of 2 TB of data - Storage of a million files Would using Azure Storage fulfill these requirements? -Answer- Yes. (Standard storage account max is 2 PB in the US & Europe, but 500 TB in other regions including the UK; and there is no limit to the number of blob containers, blobs, file shares, tables, queues, entities, or messages per storage account) This Azure service ensures that suspicious attacks and threats to Azure resources are prevented using built-in sensors. -Answer- Azure Advanced Threat Protection Where can you check/view if the underlying Azure infrastructure hosting a Virtual Machine has any issues? -Answer- The Virtual Machine blade (Resource Health) Which should you use to allow or deny traffic within subnets? A. Network Security Groups (NSGs) B. Azure Service Bus C. A local network gateway D. A Virtual Private Gateway -Answer- A. Network Security Groups (NSGs) Are Azure services in Private Preview available to all customers? -Answer- No. (Services in Private Preview are only available upon request) A company with multiple subscriptions wants to create resources in the different subscriptions. Is it possible to create resources in multiple subscriptions? -Answer- Yes. Which is used as a messaging system? A. Network Security Groups (NSGs) B. Azure Service Bus C. A local network gateway D. A Virtual Private Gateway -Answer- B. Azure Service Bus Which is used to represent a VPN device in a Site-to-Site VPN connection? A. Network Security Groups (NSGs) B. Azure Service Bus C. A local network gateway D. A Virtual Private Gateway -Answer- C. A local network gatewayWhich is used to connect networks together via the Internet? A. Network Security Groups (NSGs) B. Azure Service Bus C. A local network gateway D. A Virtual Private Gateway -Answer- D. A Virtual Private Gateway Which is used to provide recommendations on best practices and security for your services in Azure? A. Azure Advisor B. Azure AD C. The Virtual Machine blade D. Azure Monitor -Answer- A. Azure Advisor Which is used for identity management? A. Azure Advisor B. Azure AD C. The Virtual Machine blade D. Azure Monitor -Answer- B. Azure AD Which gives you the health of the entire Azure infrastructure but not the health of a specific Virtual Machine? A. Azure Advisor B. Azure AD C. The Virtual Machine blade D. Azure Monitor -Answer- D. Azure Monitor Which of the following is used for protecting identities in Azure AD? A. Azure AD Identity Protection B. Azure DDoS attacks C. Azure privileged identity management D. Azure Advanced Threat Protection -Answer- A. Azure AD Identity Protection & C. Azure privileged identity management Which of the following is solely a solution to protect against DDoS attacks? A. Azure AD Identity Protection B. Azure DDoS attacks C. Azure privileged identity management D. Azure Advanced Threat Protection D. Azure Advanced Threat Protection -Answer- B. Azure DDoS attacks-Answer- Azure Cognitive Services -Answer- Azure Application Insights Which of the following is a unified infrastructure security management system in Azure? A. Azure AD Identity Protection B. Azure Security Center C. Azure DDoS protection D. Azure privileged identity management -Answer- B. Azure Security Center Which of the following is mostly used to give just-in-time access to resources? A. Azure AD Identity Protection B. Azure Security Center C. Azure DDoS protection D. Azure privileged identity management -Answer- D. Azure privileged identity management Which of the following is used to divert traffic to back end virtual machines at the network layer? A. Azure Load Balancer B. Azure Web Apps C. Azure Traffic Manager D. Azure ScaleSets -Answer- A. Azure Load Balancer Which of the following is used to host web apps? A. Azure Load Balancer B. Azure Web Apps C. Azure Traffic Manager D. Azure ScaleSets -Answer- B. Azure Web Apps Which of the following is used for DNS based traffic routing? A. Azure Load Balancer B. Azure Web Apps C. Azure Traffic Manager D. Azure ScaleSets -Answer- C. Azure Traffic Manager Cloud computing services tend to include... -Answer- Compute power (Linux servers or web apps), Storage, Networking, Analytics __________ provides a consistent isolated execution environment for applications, and while similar to VMs don't require a guest OS. -Answer- ContainersWhat is one of the advantages of Containers? -Answer- It's portability makes it easy for apps to be deployed in multiple environments __________ lets you run application code without creating, configuring, or maintaining a server. Also known to contain functions and to only charge for the processing time used by each function as it executes. -Answer- Serverless computing True or False: Cloud computing is flexible and cost-efficient. -Answer- True Also known as "scaling up", this is the process of adding resources to increase the power of an existing server. -Answer- Vertical Scaling Also known as "scaling out", this is the process of adding more servers that function together as one unit. -Answer- Horizontal Scaling When a cloud computing system compensates by automatically adding or removing resources based on demand -Answer- Elasticity True or False: Cloud computing providers offer data backup, disaster recovery, and data replication services to make sure your data is always safe. -Answer- True. This is known as redundancy built into the cloud services architecture so if one component fails, a backup component takes its place. -Answer- Fault Tolerance The ability to do things more efficiently or at a lower-cost per unit when operating at a larger scale. -Answer- Economies of Scale The spending of money on physical infrastructure up front, and then deducting that expense from your tax bill over time. -Answer- Capital Expenditure (CapEx) The spending of money on services or products now and being billed for them now. You can deduct this expense from your tax bill in the same year. -Answer- Operational Expenditure (OpEx) The ability to rapidly change an IT infrastructure to adapt to the evolving needs of the business. -Answer- Agility The most common deployment model where you have no local hardware to manage or keep up-to-date, and you share computing resources with other cloud users. -AnswerPublic Cloud The deployment model where you create a cloud environment in your own datacenter and provide self-service access to compute resources for users in your organization. - Answer- Private CloudThe deployment model combining public and private clouds, allowing you to run your applications in the most appropriate location. -Answer- Hybrid Cloud The most flexible category of cloud services, this cloud service gives you complete control over the hardware that runs your applications, allowing you to you rent this hardware (instead of buying it) and instantly provision and manage your computing infrastructure over the internet. -Answer- Infrastructure as a Service (IaaS) This category of cloud services provides an environment for building, testing, and deploying software applications, allowing you to create an application quickly without managing the underlying infrastructure. -Answer- Platform as a Service (PaaS) This category of cloud services is made up of software that is centrally hosted and managed for the end customer. It is usually based on an architecture where one version of the application is used for all customers, and licensed through a monthly or annual subscription. -Answer- Software as a Service (SaaS) Explain ADRMOVSSN, VRA as it pertains to the cloud service categories -Answer- The resources managed between IaaS, PaaS and SaaS: Applications Data Runtime Middleware OS Virtualization Servers Storage Networking, Where each service categories' cloud provider responsibilities fall: IaaS is Virtualization down PaaS is Runtime down SaaS is Applications down (everything) A geographical area on the planet containing at least one, but potentially multiple datacenters that are nearby and networked together with a low-latency network is known as a... -Answer- Region Defined by geopolitical boundaries or country borders, this is a discrete market typically containing two or more regions that preserve data residency and compliance boundaries... -Answer- Geography What areas are geographies broken up into? -Answer- The Americas, Europe, Asia Pacific, and the Middle East and AfricaTrue or False: Each region belongs to a single geography. -Answer- True What are the physically separated datacenters within an Azure region? -AnswerAvailability Zones True or False: Each Availability Zone is made up of one or more datacenters equipped with independent power, cooling, and networking. -Answer- True True or False: Every region has support for Availability Zones. -Answer- False What two categories do Azure services that support Availability Zones fall into? - Answer- Zonal and Zone-redundant services What kind of Availability Zone services pin resources to a specific zone? -Answer- Zonal services What kind of Availability Zone services has automatic platform replication? -AnswerZone-redundant services What is the minimum number of Availability Zones required within a single region? - Answer- 3 What's a region pair? -Answer- A pairing of two Azure regions within the same geography that are at least 300 miles apart. True or False: Azure provides SLAs for most Free or Shared tiers. -Answer- False. Azure does not provide SLAs for most Free or Shared tiers. What are the three key characteristics of SLAs for Azure products and services? - Answer- Performance Target, Uptime and Connectivity Guarantees, and Service Credits What is the SLA for Azure Cosmos DB? -Answer- 99.999 ("five nines") What are the SLA percentages? -Answer- 99 (two nines), 99.9 (three nines), 99.95, 99.99 (four nines), 99.999 (five nines) What's a service credit? -Answer- When a discount is applied to a customer's Azure bill as compensation for an under-performing Azure product or service (performs below the SLA) What's a service credit percentage for a monthly uptime percentage < 99.9 ? -Answer- 10%What's a service credit percentage for a monthly uptime percentage < 99 ? -Answer- 25% What's a service credit percentage for a monthly uptime percentage < 95 ? -Answer- 100% What is a Composite SLA? -Answer- When you combine SLAs across different service offerings What is an Application SLA? -Answer- Creating your own SLAs, and setting performance targets to suit your specific Azure application What is the ability of a system to recover from failures and continue to function? - Answer- Resiliency True or False: High availability and disaster recovery are two crucial components of resiliency. -Answer- True What is a Failure Mode Analysis (FMA)? -Answer- The process of identifying possible points of failure and defining how the application will respond to those failures What is Availability? -Answer- The time that a system is functional and working True or False: As you increase availability, you also increase the cost and complexity of your solution. -Answer- True True or False: To create and use Azure services, you will need an Azure account. - Answer- True True or False: Every Azure account can only be associated with one subscription. - Answer- False. Every Azure account is associated with one or more subscriptions. What is a logical container used to provision resources in Microsoft Azure? -Answer- A Subscription What are the four most commonly used subscriptions in Azure? -Answer- Free, Pay-AsYou-Go, Enterprise Agreement, and Student Which subscription charges you monthly for the services you used in that billing period.? -Answer- Azure Pay-As-You-Go subscription Which subscription provides flexibility to buy cloud services and software licenses under one agreement, with discounts for new licenses and Software Assurance? -AnswerAzure Enterprise AgreementWhich subscription includes a $200 credit to spend on any service for the first 30 days, free access to the most popular Azure products for 12 months, and access to more than 25 products that are always free? -Answer- Azure Free subscription Which subscription includes $100 in Azure credits to be used within the first 12 months plus select free services without requiring a credit card at sign-up? -Answer- Azure for Students subscription At what level in Azure does access control and billing occur? -Answer- The subscription level What's the maximum number of Express Route circuits allowed per subscription? - Answer- 10 How does a user's Azure bill show up on their credit c [Show More]

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