AWS Cloud Practitioner Udemy Exam 4
How is Amazon EC2 different from traditional hosting systems? (Select two) -Amazon EC2 can scale with changing computing requirements -With Amazon EC2, developers can launch and terminate the instances anytime they need to -Amazon EC2 caters more towards groups of users with similar system requirements so that the server resources are shared across multiple users and the cost is reduced -Amazon EC2 provides a pre-configured instance for a fixed monthly cost -With Amazon EC2, users risk overbuying resources
-Amazon EC2 can scale with changing computing requirements -With Amazon EC2, developers can launch and terminate the instances anytime they need to
Bob and Susan each have an AWS account in AWS Organizations. Susan has five Reserved Instances (RIs) of the same type and Bob has none. During one particular hour, Susan uses three instances and Bob uses six for a total of nine instances on the organization's consolidated bill. Which of the following statements are correct about consolidated billing in AWS Organizations? (Select two) -Bob receives the cost-benefit from Susan's Reserved Instances only if he launches his instances in the same Availability Zone where Susan purchased her Reserved Instances -Bob does not receive any cost-benefit since he hasn't purchased any RIs. If his account has even one RI, then the cost-benefit from Susan's account is also added to his account -AWS bills three instances as Reserved Instances, and the remaining six instances as regular instances -AWS bills five instances as Reserved Instances, and the remaining four instances as regular instances -Bob receives the cost-benefit from Susan's Reserved Instances only if he launches his instances in the same Region where Susan purchased her Reserved Instances
-Bob receives the cost-benefit from Susan's Reserved Instances only if he launches his instances in the same Availability Zone where Susan purchased her Reserved Instances -AWS bills five instances as Reserved Instances, and the remaining four instances as regular instances
Which of the following types are free under the Amazon S3 pricing model? (Select two) -Data transferred out to an Amazon Elastic Compute Cloud (Amazon EC2) instance, when the instance is in the same AWS Region as the S3 bucket -Data storage fee for objects stored in S3 Standard -Data transferred in from the internet -Data transferred out to an Amazon Elastic Compute Cloud (Amazon EC2) instance in any AWS Region -Data storage fee for objects stored in S3 Glacier
-Data transferred out to an Amazon Elastic Compute Cloud (Amazon EC2) instance, when the instance is in the same AWS Region as the S3 bucket -Data transferred in from the internet
Which of the following statements are CORRECT regarding AWS Global Accelerator? (Select two) -Global Accelerator cannot be configured with an Elastic Load Balancer (ELB) -Global Accelerator uses the AWS global network and its edge locations. But the edge locations used by Global Accelerator are different from Amazon CloudFront edge locations -Global Accelerator can be used to host static websites -Global Accelerator provides static IP addresses that act as a fixed entry point to your applications -Global Accelerator is a good fit for non-HTTP use cases
-Global Accelerator provides static IP addresses that act as a fixed entry point to your applications -Global Accelerator is a good fit for non-HTTP use cases
A social media analytics company wants to migrate to a serverless stack on AWS. Which of the following scenarios can be handled by AWS Lambda? (Select two) -Lambda can be used to store sensitive environment variables -You can install low latency databases on Lambda -You can install Container Services on Lambda -Lambda can be used for preprocessing of data before it is stored in Amazon S3 buckets -Lambda can be used to execute code in response to events such as updates to DynamoDB tables
-Lambda can be used for preprocessing of data before it is stored in Amazon S3 buckets -Lambda can be used to execute code in response to events such as updates to DynamoDB tables
Which of the following statements are true regarding Amazon Simple Storage Service (S3) (Select two)? -S3 stores data in a flat non-hierarchical structure -S3 is a key value based object storage service -S3 is a fully managed, elastic file system storage service used as database backup -You can install databases on S3 -S3 is a block storage service designed for a broad range of workloads
-S3 stores data in a flat non-hierarchical structure -S3 is a key value based object storage service
AWS Organizations provides which of the following benefits? (Select two) -Share the reserved EC2 instances amongst the member AWS accounts -Provision EC2 Spot instances across the member AWS accounts -Deploy patches on EC2 instances across the member AWS accounts -Check vulnerabilities on EC2 instances across the member AWS accounts -Volume discounts for Amazon EC2 and Amazon S3 aggregated across the member AWS accounts
-Share the reserved EC2 instances amongst the member AWS accounts -Volume discounts for Amazon EC2 and Amazon S3 aggregated across the member AWS accounts
A social media company wants to have the MOST cost-optimal strategy for deploying EC2 instances. As a Cloud Practitioner, which of the following options would you recommend? (Select two) -Use On-Demand Instances for ad-hoc jobs that can be interrupted -Use On-Demand Instances to run applications with a predictable usage over the next one year -Use Reserved Instances for ad-hoc jobs that can be interrupted -Use Reserved Instances to run applications with a predictable usage over the next one year -Use Spot Instances for ad-hoc jobs that can be interrupted
-Use Reserved Instances to run applications with a predictable usage over the next one year -Use Spot Instances for ad-hoc jobs that can be interrupted
Which of the following AWS services can be used to forecast your AWS account usage and costs? AWS Budgets AWS Pricing Calculator AWS Cost Explorer AWS Cost and Usage Reports
AWS Cost Explorer
The QA team at a company wants a tool/service that can provide access to different mobile devices with variations in firmware and Operating System versions. Which AWS service can address this use case? AWS CodePipeline AWS Device Farm AWS Elastic Beanstalk AWS Mobile Farm
AWS Device Farm
Which of the following are the serverless computing services offered by AWS (Select two) AWS Elastic Beanstalk AWS Fargate AWS Lambda Amazon Elastic Compute Cloud (EC2) Amazon Lightsail
AWS Fargate AWS Lambda
A financial services company wants to migrate from its on-premises data center to AWS Cloud. As a Cloud Practitioner, which AWS service would you recommend so that the company can compare the cost of running their IT infrastructure on-premises vs AWS Cloud? AWS Pricing Calculator AWS Budgets AWS Cost Explorer AWS Trusted Advisor
AWS Pricing Calculator
As per the Shared Responsibility Model, Security and Compliance is a shared responsibility between AWS and the customer. Which of the following security services falls under the purview of AWS under the Shared Responsibility Model? AWS Shield Standard AWS Shield Advanced Security Groups for Amazon EC2 AWS Web Application Firewall (WAF)
AWS Shield Standard
A multi-national organization has separate VPCs for each of its business units on the AWS Cloud. The organization also wants to connect its on-premises data center with all VPCs for better organization-wide collaboration. Which AWS services can be combined to build the MOST efficient solution for this use-case? (Select two) VPC Peering AWS Internet Gateway AWS Transit Gateway AWS Storage Gateway AWS Direct Connect
AWS Transit Gateway AWS Direct Connect
Which AWS service can help you analyze your infrastructure to identify unattached or underutilized EBS volumes? Amazon CloudWatch Amazon Inspector AWS Config AWS Trusted Advisor
AWS Trusted Advisor
AWS Shield Advanced provides expanded DDoS attack protection for web applications running on which of the following resources? (Select two) Amazon CloudFront AWS Elastic Beanstalk Amazon Simple Storage Service (Amazon S3) AWS Identity and Access Management (IAM) Amazon Elastic Compute Cloud
Amazon CloudFront Amazon Elastic Compute Cloud
Which AWS service would you choose for a data processing project that needs a schemaless database? Amazon RDS Amazon DynamoDB Amazon RedShift Amazon Aurora
Amazon DynamoDB
Reserved Instance pricing is available for which of the following AWS services? (Select two) Amazon Simple Storage Service (Amazon S3) AWS Identity & Access Management (IAM) Amazon CloudFront Amazon Elastic Compute Cloud (Amazon EC2) Amazon Relational Database Service (Amazon RDS)
Amazon Elastic Compute Cloud (Amazon EC2) Amazon Relational Database Service (Amazon RDS)
Which of the following AWS services offer LifeCycle Management for cost-optimal storage? Amazon S3 Amazon Instance Store AWS Storage Gateway Amazon EBS
Amazon S3
Which of the following is best-suited for load-balancing HTTP and HTTPS traffic? AWS Auto Scaling Application Load Balancer System Load Balancer Network Load Balancer
Application Load Balancer
An e-commerce company has migrated its IT infrastructure from the on-premises data center to AWS Cloud. Which of the following costs is the company responsible for? AWS Data Center physical security costs Costs for hardware infrastructure on AWS Cloud Costs for powering servers on AWS Cloud Application software license costs
Application software license costs
Which entity ensures that your application on Amazon EC2 always has the right amount of capacity to handle the current traffic demand? Auto Scaling Application Load Balancer Multi AZ deployment Network Load Balancer
Auto Scaling
Which of the following entities can be used to connect to an EC2 server from a Mac OS, Windows or Linux based computer via a browser-based client? AWS Direct Connect SSH EC2 Instance Connect Putty
EC2 Instance Connect
Which of the following can you use to run a bootstrap script while launching an EC2 instance? EC2 instance configuration data EC2 instance AMI data EC2 instance metadata EC2 instance user data
EC2 instance user data
Which of the following entities should be used for an Amazon EC2 Instance to access a DynamoDB table? Amazon Cognito IAM role AWS IAM user access keys AWS Key Management Service
IAM role
Which of the following entities are part of a VPC in the AWS Cloud? (Select two) API Gateway Internet Gateway Subnet Object Storage Gateway
Internet Gateway Subnet
Which of the following is the MOST cost-effective EC2 instance purchasing option for short-term, spiky and critical workloads on AWS Cloud? Spot Instance Reserved Instance Dedicated Host On-Demand Instance
On-Demand Instance
Which of the following S3 storage classes has NO constraint of a minimum storage duration charge for objects? S3 Standard-IA S3 Standard S3 One Zone-IA S3 Glacier
S3 Standard
Which of the following S3 storage classes do not charge any data retrieval fee? (Select two) S3 Standard-IA S3 One Zone-IA S3 Standard S3 Intelligent-Tiering S3 Glacier
S3 Standard S3 Intelligent-Tiering
A media company uploads its media (audio and video) files to a centralized S3 bucket from geographically dispersed locations. Which of the following solutions can the company use to optimize transfer speeds? AWS Global Accelerator AWS Direct Connect S3 Transfer Acceleration Amazon CloudFront
S3 Transfer Acceleration
Which AWS services can be used together to send alerts whenever the AWS account root user signs in? (Select two) SQS Step Function SNS CloudWatch Lambda
SNS CloudWatch
A financial services company wants to ensure that all customer data uploaded on its data lake on Amazon S3 always stays private. Which of the following is the MOST efficient solution to address this compliance requirement? -Set up a high-level advisory committee to review the privacy settings of each object uploaded into S3 -Use CloudWatch to ensure that all S3 resources stay private -Use Amazon S3 Block Public Access to ensure that all S3 resources stay private -Trigger a lambda function every time an object is uploaded on S3. The lambda function should change the object settings to make sure it stays private
Use Amazon S3 Block Public Access to ensure that all S3 resources stay private
Which AWS entity enables you to privately connect your VPC to an Amazon SQS queue? VPC Gateway Endpoint VPC Interface Endpoint AWS Direct Connect Internet Gateway
VPC Interface Endpoint
A cargo shipping company runs its server-fleet on Amazon EC2 instances. Some of these instances host the CRM (Customer Relationship Management) applications that need to be accessible 24*7. These applications are not mission-critical. In case of a disaster, these applications can be managed on a lesser number of instances for some time. Which disaster recovery strategy is well-suited as well as cost-effective for this requirement? Multi-site active-active strategy Backup & Restore strategy Pilot Light strategy Warm Standby strategy
Warm Standby strategy
AWS Trusted Advisor can provide alerts on which of the following common security misconfigurations? (Select two)? When you don't tag objects in S3 buckets When you allow public access to Amazon S3 buckets When you don't turn on user activity logging (AWS CloudTrail) When you don't enable data encryption on S3 Glacier When you share IAM user credentials with others
When you allow public access to Amazon S3 buckets When you don't turn on user activity logging (AWS CloudTrail)
Which of the following is correct regarding the AWS RDS service? -You can use both Read Replicas and Multi-AZ for improved read performance -You can use Read Replicas for Disaster Recovery and Multi-AZ for improved read performance -You can use Read Replicas for both improved read performance as well as Disaster Recovery -You can use Read Replicas for improved read performance and Multi-AZ for Disaster Recovery
You can use Read Replicas for both improved read performance as well as Disaster Recovery