A company plans to migrate to AWS and wants to create cost estimates for its AWS use cases.
Which AWS service or tool can the company use to meet these requirements?
A
Explanation:
AWS Pricing Calculator is a web-based planning tool that customers can use to create estimates for
their AWS use cases. They can use it to model their solutions before building them, explore the AWS
service price points, and review the calculations behind their estimates. Therefore, the correct
answer is A. You can learn more about AWS Pricing Calculator and how it works.
A developer needs to build an application for a retail company. The application must provide real-
time product recommendations that are based on machine learning.
Which AWS service should the developer use to meet this requirement?
B
Explanation:
Amazon Personalize is a fully managed machine learning service that customers can use to generate
personalized recommendations for their users. It can also generate user segments based on the
users’ affinity for certain items or item metadata. Amazon Personalize uses the customers’ data to
train and deploy custom recommendation models that can be integrated into their applications.
Therefore, the correct answer is B. You can learn more about Amazon Personalize and its use case.
A company deploys its application on Amazon EC2 instances. The application occasionally
experiences sudden increases in demand. The company wants to ensure that its application can
respond to changes in demand at the lowest possible cost.
Which AWS service or tool will meet these requirements?
A
Explanation:
AWS Auto Scaling is the AWS service or tool that will meet the requirements of ensuring that the
application can respond to changes in demand at the lowest possible cost. AWS Auto Scaling allows
users to automatically adjust the number of Amazon EC2 instances based on the application’s
performance and availability needs. AWS Auto Scaling can also optimize costs by helping users select
the most cost-effective EC2 instances for their application1
A company wants to use a managed service to simplify the setup, operation, and scaling of its MySQL
database in the AWS Cloud.
Which AWS service will meet these requirements?
B
Explanation:
Amazon RDS is the AWS service that will meet the requirements of using a managed service to
simplify the setup, operation, and scaling of a MySQL database in the AWS Cloud. Amazon RDS is a
relational database service that supports MySQL and other popular database engines. Amazon RDS
handles routine database tasks such as provisioning, patching, backup, recovery, and scaling. Amazon
RDS also offers high availability, security, and compatibility features3
A company deploys its application to multiple AWS Regions and configures automatic failover
between those Regions.
Which cloud concept does this architecture represent?
B
Explanation:
Reliability is the cloud concept that this architecture represents. Reliability is the ability of a system
to recover from infrastructure or service disruptions, dynamically acquire computing resources to
meet demand, and mitigate disruptions such as misconfigurations or transient network
issues. Deploying an application to multiple AWS Regions and configuring automatic failoverbetween
those Regions enhances the reliability of the application by reducing the impact of regional failures
and increasing the availability of the application4
A company's IT team is managing MySQL database server clusters. The IT team has to patch the
database and take backup snapshots of the data in the clusters. The company wants to move this
workload to AWS so that these tasks will be completed automatically.
What should the company do to meet these requirements?
B
Explanation:
The company should use Amazon RDS with a MySQL database to meet the requirements of moving
its workload to AWS so that the tasks of patching the database and taking backup snapshots of the
data in the clusters will be completed automatically. Amazon RDS is a managed service that
simplifies the setup, operation, and scaling of relational databases in the AWS Cloud. Amazon RDS
automates common database administration tasks such as patching, backup, and recovery. Amazon
RDS also supports MySQL and other popular database engines5
A company recently migrated to the AWS Cloud. The company needs to determine whether its newly
imported Amazon EC2 instances are the appropriate size and type.
Which AWS services can provide this information to the company? {Select TWO.)
C,D
Explanation:
AWS Trusted Advisor and AWS Compute Optimizer are the AWS services that can provide
information to the company about whether its newly imported Amazon EC2 instances are
theappropriate size and type. AWS Trusted Advisor is an online tool that provides best practices
recommendations in five categories: cost optimization, performance, security, fault tolerance, and
service limits. AWS Trusted Advisor can help users identify underutilized or idle EC2 instances, and
suggest ways to reduce costs and improve performance. AWS Compute Optimizer is a service that
analyzes the configuration and utilization metrics of EC2 instances and delivers recommendations for
optimal instance types, sizes, and configurations. AWS Compute Optimizer helps users improve
performance, reduce costs, and eliminate underutilized resources
A company has a social media platform in which users upload and share photos with other users. The
company wants to identify and remove inappropriate photos. The company has no machine learning
(ML) scientists and must build this detection capability with no ML expertise.
Which AWS service should the company use to build this capability?
C
Explanation:
Amazon Rekognition is the AWS service that the company should use to build the capability of
identifying and removing inappropriate photos. Amazon Rekognition is a service that uses deep
learning technology to analyze images and videos for various purposes, such as face detection,
object recognition, text extraction, and content moderation. Amazon Rekognition can help users
detect unsafe or inappropriate content in images and videos, such as nudity, violence, or drugs, and
provide confidence scores for each label. Amazon Rekognition does not require any machine learning
expertise, and users can easily integrate it with other AWS services
A company's user base needs to remotely access virtual desktop computers from the internet Which
AWS service provides this functionality?
C
Explanation:
Amazon Workspaces is the AWS service that provides the functionality of remotely accessing virtual
desktop computers from the internet. Amazon Workspaces is a fully managed, secure desktop-as-a-
service (DaaS) solution that allows users to provision cloud-based virtual desktops and access them
from anywhere, using any supported device. Amazon Workspaces helps users reduce the complexity
and cost of managing and maintaining physical desktops, and provides a consistent and secure user
experience
Amazon Elastic File System (Amazon EFS) and Amazon FSx offer which type of storage?
A
Explanation:
Amazon Elastic File System (Amazon EFS) and Amazon FSx offer file storage. File storage is a type of
storage that organizes data into files and folders, and allows multiple users or applications to access
and share the same files over a network. Amazon EFS is a fully managed, scalable, and elastic file
system that supports the Network File System (NFS) protocol and can be used with Amazon EC2
instances and AWS Lambda functions. Amazon FSx is a fully managed service that provides two file
system options: Amazon FSx for Windows File Server, which supports the Server Message Block(SMB)
protocol and is compatible with Microsoft Windows applications; and Amazon FSx for Lustre, which is
a high-performance file system that is optimized for compute-intensive workloads