AWS Cloud Practitioner CLF-C01 (cloud concepts)

A company has underutilized servers in its on-premises data center. Unfortunately, they are still required to pay for idle resources. Which benefit of the cloud can help the company solve this problem?. High Availability. Security. Loose coupling. Elasticity.

A developer has developed a 3-tier web application that will be deployed directly on Amazon EC2. The developer is considering deploying the application to more than one Availability Zone. What advantages does this deployment approach offer? (3 options). 1-Enhances resiliency, allowing the application to recover from failure due to load. 2-Increase in responsiveness when load balancing is used. 3-Reduced operational costs because you're spreading data transfer costs between Availability Zones. 4-Improves the availability of the application. 5-Higher performance and higher latency since Availability Zones are spread out.

Which of the following is a shared control of the AWS shared responsibility model?. Hardware maintanence. Firmware upgrades. Patch management. Security group configuration.

A company is considering moving their critical applications and databases to the cloud. They want to ensure their data never becomes corrupted or lost due to a system malfunction. A system that reliably stores data without loss is considered to be what?. agile. elastic. durable. highly available.

A person new to the cloud is learning about the services that offer compute power. Which AWS services offer computing resources in the cloud?. AWS Lambda. AWS Elastic Beanstalk. Amazon Elastic Compute Cloud (EC2). Amazon Simple Storage Service (S3). Amazon Cognito.

How can new AWS users easily search for and find services in their AWS accounts?. Command Line Interface (CLI). application code. software development kits (SDK). AWS Management console.

Which of the following are geographic areas that host 2 or more Availability Zones?. Compute zones. regions. aws origins. edge locations.

What are the 3 cloud computing models?. PaaS. SaaS. IaaS. FaaS.

Which of the following are advantages of cloud computing?. Requires large amounts of capital. Variable expense. Agility. Elasticity.

In the AWS Global Infrastructure, what are edge locations responsible for?. Providing redundant backup to your AWS services. Providing disaster recovery services. Hosting a content delivery network called CloudFront. Providing independent power grids to Availability Zones.

Your company is moving to the AWS Cloud and is reviewing the shared responsibility model. Which item is entirely the responsibility of AWS?. Storing CloudFormation templates in another region for disaster recovery. Patching of the guest OS. Physical and environmental controls. Implementing IAM groups.

A company is considering moving its data and applications to the cloud. What are some of the benefits of moving to the cloud? (2 options). Gain access to AWS Support, a team of dedicated AWS experts, to help with custom software development. Operate production workloads that are more highly available, fault tolerant, and scalable. Have direct control over servers. Provision exactly the right type and size of computing resources you need. Shift the responsibility of security to AWS.

Which of the following statements about AWS Regions is true? (2 options). Regions are automatically fully synchronized to contain the same data globally. Regions are user-defined constructs. Regions are generally specific geographical areas. Regions are made up of Availability Zones.

During disaster recovery exercises, you need to re-route traffic from EC2 instances to instances in another Region. With which service can you do this?. AWS Auto Scaling. cloudfront. route53. VPC Peering.

Your company has decided to migrate entirely to the AWS Cloud. Which answers are a part of the 6 advantages of cloud computing?. Trade variable expense for capital expense. Stop spending money running and maintaining data centers. Go global in minutes. Benefit from minor economies of scale.

When configuring an Application Load Balancer (ALB), what step should you take to ensure a highly available architecture?. Set up multiple edge locations for your load balancer. Configure the load balancer to serve traffic to multiple Availability Zones. Set up more than 1 ALB. Set up cross-region Load Balancing.

A solutions architect is designing a system to withstand the failure of one or more components. What type of system is able to withstand failure?. Durable. Secure. Elastic. Highly available.

When you access tools provided to build a storefront application that runs on another company’s server, which cloud computing model are you using?. Platform as a Service (PaaS). Function as a Service (FaaS). Infrastructure as a Service (IaaS). Software as a Service (SaaS).

There are more AWS Regions than Availability Zones. true. false.

Which of the following best describes Availability Zones?. Two zones containing computing resources designed to automatically keep synchronized copies of each other's data. An Availability Zone is one or more discrete data centers with power, networking, and redundant connectivity in an AWS Region. Restricted areas designed specifically for the creation of Virtual Private Clouds. A content delivery network used to deliver content to users.

There are at least ___ Availability Zones per AWS Region. 3. 2. 4. 5. 1.

What does the concept of durability mean in a cloud computing environment?. Durability offers long-term data protection. Durability helps prevent a loss of service. Durability allows you to provision only the resources you need. Durability helps you innovate faster.

A hybrid cloud is a combination of public and private clouds. true. false.

Which cloud deployment model allows you to connect public cloud resources to on-premises infrastructure?. private cloud. hybrid. cloud. on-premises.

Which of the following is a geographic area that contains multiple Availability Zones (AZs)?. region. edge location. data centers. global zone.

What benefit of cloud computing helps you innovate and build faster?. high availability. elasticity. agility. scalability.

Which of the following is NOT one of the three main models for cloud computing?. SaaS. Acess as a service. IaaS. PaaS.

What is a geographical area of the world that is a collection of logically grouped data centers?. Edge location. region. data center. AZ.

A developer deployed an application that consisted of 1 Lambda function, a DynamoDB table, and a firewall using Web Application Firewall (WAF) via the AWS Command Line Interface (CLI). When attempting the access the application's resources via the AWS Management Console, the developer cannot find the Lambda function or DynamoDB table. What could be the problem?. The developer probably forgot to issue the "save" command when using the CLI. The developer probably forgot to assign the appropriate IAM access permissions to themselves before closing the CLI. The default rules in WAF prevents everyone on the internet from accessing the application unless specifically granted. The developer is probably in a different Region from where the resources were initially deployed.

Which of the following are examples of programmatic access?. Software Development Kits (SDKs). AWS Management Console. Command Line Interface (CLI). Tools for Windows PowerShell.

A developer is building a new application and is given the option to deploy the application on-premises or to the AWS Cloud. What benefits does the AWS Cloud provide over an on-premises deployment?(3). Automatic distribution of applications across Regions for higher availability. Automatic Multi-AZ deployment of databases to enhance availability. Ability to focus on building the application instead of managing servers. Ability to grow and shrink computing capacity based on demand. Ability to pay-as-you-go without upfront contracts or long-term commitments.

VMware Cloud on AWS allows companies to migrate and extend their on-premises VMware vSphere-based environments to AWS Cloud using Amazon EC2. Which of the following choices accurately classifies this deployment model?. Cloud. Hybrid. Shared services. On-premises.

Which of the below is correct when looking at Regions, Availability Zones, edge locations, and data centers?. Data centers contain Availability Zones. Availability Zones contain data centers. Edge locations contain Availability Zones. Regions contain Availability Zones.

Which of the following are characteristics of Availability Zones?(3). Contain redundant connectivity. Contain physically separated data centers. Contain shared power. Contain redundant networking.

Which of the following statements is true of AWS Regions?(2). They automatically replicate resources among each other. There are no charges for data transferred between them. They are composed of Availability Zones. They are independent geographical areas.

You have an Application Load Balancer for routing traffic from developers to the EC2 instance that contains a web application being put into operation. In order to enable the application to accommodate increased traffic for public use, you add an Auto Scaling group and a second Application Load Balancer to route web traffic from customers to the EC2 instance. Which concept best describes the ability to grow to meet new levels of demand?. Durability. Scalability. Elasticity. Reliability.

A company is planning for increased sales and traffic during an upcoming holiday sale. How can the company BEST prepare to meet the upcoming change in demand?. Cache content using Amazon ElastiCache. Develop a page to display, when demand can't be met, asking the customer to try again later. Review traffic from the previous year's sale and add additional instances to match the capacity used. Implement EC2 Auto Scaling.

The AWS Global Infrastructure comprises Regions, Availability Zones, and edge locations, and there is a different number of each element. Select the correct option that shows the order from greatest to least. Regions, Availability Zones, edge locations. Availability Zones, edge locations, Regions. Edge locations, Availability Zones, regions. Availability Zones, Regions, edge locations.

Which of the following is an AWS global service?. VPC. CloudFront. RDS. EC2.

Which AWS service can provide a Desktop as a Service (DaaS) solution?. EC2. Elastic Beanstalk. AWS Systems Manager. Amazon WorkSpaces.

A company is considering a serverless architecture and wants to build and run applications without having to manage infrastructure. Which AWS services should the company consider using when building applications?(4). fargate. dynamodb. S3. Lambda. EC2.

Who are the main users of the AWS Command Line Interface (CLI)?. Business Analysts. New cloud users. Non-technical roles. Developers.

A company can provision a new EC2 instance at the click of a button, which reduces the time to make those resources available to their development team from weeks to just minutes. Which benefit of cloud computing does this demonstrate?. Increase speed and agility. Stop spending money running and maintaining data centers. Trade capital expense for variable expense. Go global in minutes.

A company is rearchitecting its monolithic application using a microservices architecture. Which design principle for cloud architecture should the company consider?. Build interdependent systems. Implement loose coupling. Manually monitor systems for failure. Implement tight coupling.

Which benefit of cloud computing is demonstrated when you don't have to plan ahead of time how much capacity you will need to run your applications?. Durability. High availability. Agility. Elasticity.

You have a mission-critical application that must be globally available at all times. Which deployment strategy should you follow?. Deploy to all Availability Zones in your home region. Multi-Availability Zone. Multi-Region. Multi-VPC in 2 AWS Regions.

A company is contemplating a move to the AWS Cloud. What benefits can be gained from such a move?. The worry of long-term cost is eliminated. The company can focus on its business rather than managing a data center. There is no need to patch guest operating systems. All encryption is handled by AWS.

A solutions architect is designing a new application for a customer. In designing the system, the architect recommends that content be cached to reduce latency to the end user. Which piece of the AWS global infrastructure allows for content to be cached and served from the nearest point to the user?. region. AWS Outposts. AZ. Edge location.

AWS purchases computing resources in large quantities at lower costs and then passes volume discounts on to their customers. Which benefit of cloud computing does this demonstrate?. Eliminate guessing about your infrastructure capacity needs. Deploy applications in multiple Regions around the world. Pay only when you use computing resources. Lower pay-as-you-go prices due to massive economies of scale.

A telecommunications company has his hired you as a consultant to develop a business case for moving its IT applications and infrastructure to AWS. The company's leadership understands the agility value of the cloud, but the finance group is not interested in shifting capital expense to operating expense due to the company's tax structure. What will you include in the business case to attempt to satisfy everyone at the company?. Show the company the TCO value of moving to an operating expense model. Suggest that the company make Reserved Instance purchases and capitalize them. Show the value of an elastic infrastructure for avoiding wasted capacity. Suggest that the company wait to migrate to AWS until the current infrastructure is fully depreciated.

A company has an application with user bases in both Australia and Canada. The company has deployed their application to servers currently provisioned in the Canada (Central) Region. Unfortunately, Australian users are experiencing high latency and slow download times. How can the company reduce latency?. Set up Direct Connect for users in Australia. Provision resources to the Asia Pacific (Sydney) Region in Australia. Provision resources across Availability Zones in the Canada (Central) Region to handle the demand. Use S3 Transfer Acceleration to speed up delivery of static content to users in Australia.

A company runs workloads in the cloud with unknown and dynamic user demand. Which usage features make the cloud cost effective for this type of workload?(2). Shared security model. On-demand. Performance efficiency. Reliability. Pay-as-you-go.

If you have a new application and you are not sure about future demand, which of the below characteristics of cloud make cloud an ideal place to host it? (3). High availability. No single point of failure. Scalability. Performance efficiency. Pay as you go. No upfront payment.

Which cloud computing model offers fundamental building blocks that can be rented?. Platform as a Service (PaaS). Function as a Service (FaaS). Infrastructure as a Service (IaaS). Software as a Service (SaaS).

Which of the following does Amazon ensure will happen when paying for AWS on an as-needed basis?(3). Reducing procurement complexity. Redirecting focus to innovation and invention. Spending more money in the long term. Spending less money in the long term. Enabling the full elasticity of business operations.

A company on the Business Support plan currently runs all their applications in a single Region. They have made the decision to expand to multiple Regions. What is the process to start deploying their applications to the new Regions?. Reach out to their Technical Account Manager (TAM) for assistance. Copy the existing Availability Zone group to the new Regions. Just start deploying the applications to the new Regions. Open an account and billing support case with AWS Support.

Using Infrastructure as Code (IaC) is related to which cloud concept?. Elasticity. High availability. Scalability. Automation.

A company is considering establishing a dedicated network connection from their on-premises data center to their AWS Cloud environment. They want a private connection that provides a more consistent network experience than the internet. Which cloud type gives access to the cloud from on-premises infrastructure?. Multi-cloud. Public cloud. Private cloud. Hybrid cloud.

Which of the following are characteristics of Availability Zones (AZs)?. Physically separated. Connected through low-latency links. Fault tolerant. Data centers housed in the same facility.

Which service allows you to connect a private cloud to a public cloud?. Direct Connect. Server Migration Service (SMS). Route 53. CodeDeploy.

Which AWS service can help you optimize your AWS environment by giving recommendations to reduce cost, increase performance, and improve security?. AWS Inspector. AWS CloudWatch. AWS Trusted Advisor. AWS Optimizations.

An application that experiences highly variable traffic throughout the day has been configured in AWS. The capacity configured to serve this application adjusts to demands throughout the day. Which AWS principle does this describe?. Elasticity. durability. High availability. Viscosity.

Which types of deployments offer high availability?(2). Multi-AZ deployments. Multi-Region deployments. Single-AZ deployments. Single-Region deployments.

Which of the following best describes Availability Zones (AZs)?. Two zones containing compute resources that are designed to automatically maintain synchronized copies of each other's data. Restricted areas designed specifically for the creation of virtual private clouds (VPCs) that span AZs. A content distribution network used to deliver content to users. Distinct locations from within an AWS Region that are engineered to be isolated from failures.

Which benefit of cloud computing helps you innovate faster and gives you speed to market?. Elasticity. agility. durability. high avalability.

You are gathering information to present to management on a potential move to the AWS Cloud. Can you identify advantages of cloud computing?(2). Easily predict capacity. Increase speed and agility. Benefit from small economies of scale. Trade capital expense for variable expense.

A company is receiving automated alerts notifying them that their only production EC2 instance is continuously reaching 100% CPU utilization. When this happens, customers cannot make purchases and receive error messages stating they should try again later because all the company's servers are busy. What should the company implement to ensure their system is highly available?. Application Load Balancer. Horizontal scaling. Vertical scaling. Network Load Balancer.

Which AWS design principle can be a valuable feature when deploying applications?. Tight coupling. Hardware coupling. Loose coupling. Regional coupling.

There are several options for interacting with resources in your AWS account. Which of the following are ways to interact with AWS services?. Software Development Kit (SDK). Platform as a Service (PaaS). CloudFormation. AWS Management Console. AWS Command Line Interface (CLI).

Which of the following best describes the ability to scale computing resources up or down easily, while only paying for the resources used?. Scalability. Elasticity. Fault tolerance. High availability.

Deploying your EC2 instances across multiple AZs will help address which cloud concept?. Scalability. Automation. High availability. Elasticity.

Which cloud deployment does not offer the advantages of cloud computing?. Hybrid cloud. Public cloud. On-premises cloud. Private cloud.

You suspect that 1 of the AWS services your company is using has gone down. How can you check on the status of this service?. AWS Organizations. AWS Trusted Advisor. AWS Personal Health Dashboard. Amazon Inspector.

You would like to set up a loosely coupled architecture. Which service would allow you to send and receive messages and store them if they are not consumed immediately?. AWS SES. AWS SQS. AWS S3. Amazon DynamoDB.