Free AWS Practice Test

Question:

A solution architect is performing a security review of a recently migrated workload. The workload is a web application that consists of amazon EC2 instances in an Auto Scaling group behind an Application Load balancer. The solution architect must improve the security posture and minimize the impact of a DDoS attack on resources.

Which solution is MOST

Select 1 option(s):

Question:

A company wants to move a multi-tiered application from on premises to the AWS Cloud to improve the application's performance. The application consists of application tiers that communicate with each other by way of RESTful services. Transactions are dropped when one tier becomes overloaded A solutions architect must design a solution that resolves these issues and modernizes the application.

Which solution meets these requirements and is the MOST operationally efficient?

Select 1 option(s):

Question:

A company is moving Its on-premises Oracle database to Amazon Aurora PostgreSQL. The database has several applications that write to the same tables. The applications need to be migrated one by one with a month in between each migration Management has expressed concerns that the database has a high number of reads and writes. The data must be kept in sync across both databases throughout tie migration.

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company has enabled AWS CloudTrail logs to deliver log files to an Amazon S3 bucket for each of Its developer accounts. The company has created a central AWS account for streamlining management and audit reviews An internal auditor needs to access the CloudTrail logs, yet access needs to be restricted for all developer account users The solution must be secure and optimized

How should a solutions architect meet these requirements?

Select 1 option(s):

Question:

A company's application is running on Amazon EC2 instances within an Auto Scaling group behind an Elastic Load Balancer Based on the application's history, the company anticipates a spike in traffic during a holiday each year. A solutions architect must design a strategy to ensure that the Auto Scaling group proactively increases capacity lo minimize any performance impact on application users.

Which solution will meet these requirements?

Select 1 option(s):

Question:

A company has multiple applications that use Amazon RDS lor MySQL as is database. The company recently discovered that a new custom reporting application has Increased the number of Queries on the database. This is slowing down performance.

How should a solutions architect resolve this issue with the LEAST amount of application changes?

Select 1 option(s):

Question:

A solutions architect is creating a new Amazon CloudFront distribution for an application Some of the information submitted by users is sensitive The application uses HTTPS but needs another layer of security. The sensitive information should be protected throughout the entire application stack, and access to the information should be restricted to certain applications.

Which action should the solutions architect take?

Select 1 option(s):

Question:

A company has a popular gaming platform running on AWS. The application is sensitive to latency because latency can impact the user experience and introduce unfair advantages to some players The application is deployed in every AWS Region it runs on Amazon EC2 instances that are part of Auto Scaling groups configured behind Application Load Balancers (ALBs) A solutions architect needs to implement a mechanism to monitor the health of the application and redirect traffic to healthy endpoints.

Which solution meets these requirements?

Select 1 option(s):

Question:

A new employee has joined a company as a deployment engineer. The deployment engineer will be using AWS CloudFormation templates to create multiple AWS resources. A solutions architect wants the deployment engineer to perform job activities. while following the principle of least privilege.

Which combination of actions should the solutions architect take to accomplish this goal?

Select 2 option(s):

Question:

A company receives 10 TB of instrumentation data each day from several machines located at a single factory. The data consists of JSON files stored on a storage area network (SAN) in an on-premises data center located within the factory. The company wants to send this data to Amazon S3 where it can be accessed by several additional systems that provide critical near-real-lime analytics. A secure transfer is important because the data is considered sensitive.

Which solution offers the MOST reliable data transfer?

Select 1 option(s):

Question:

A company is. moving its on-premises applications to Amazon EC2 instances. However as a result of fluctuating compute requirements, the EC2 instances must always be ready to use between 8 AM and 5 PM in specific Availability Zones.

Which EC2 instances should the company choose to run the applications?

Select 1 option(s):

Question:

A solutions architect observes that a nightly batch processing job is automatically scaled up for 1 hour before the desired Amazon EC2 capacity is reached. The peak capacity is the same every night and the batch jobs always start at IAM. The solutions architect needs to find a cost-effective solution that will allow for the desired EC2 capacity to be reached quickly and allow the Auto Scaling group to scale down after the batch jobs are complete.

What should the solutions architect do to meet these requirements?

Select 1 option(s):

Question:

A company has an application with a REST-based Interface that allows data to be received in near-real time from a third-party vendor Once received, the application processes and stores the data for further analysis. The application Is running on Amazon EC2 instances.

The third-party vendor has received many 503 Service Unavailable Errors when sending data to the application. When the data volume spikes, the compute capacity reaches its maximum limit and the application is unable to process all requests.

Which design should a solutions architect recommend to provide a more scalable solution?

Select 1 option(s):

Question:

A solutions architect needs to design a network that will allow multiple Amazon EC2 instances to access a common data source used for mission-critical data that can be accessed by all the EC2 instances simultaneously The solution must be highly scalable, easy to implement and support the NFS protocol

Which solution meets these requirements?

Select 1 option(s):

Question:

A company has media and application files that need to be shared internally. Users currently are authenticated using Active Directory and access files from a Microsoft Windows platform. The chief execute officer wants to keep the same user permissions, but wants the company to improve the process as the company is reaching its storage capacity limit.

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company is designing an internet-facing web application. The application runs on Amazon EC2 for Linux-based instances that store sensitive user data in Amazon RDS MySQL Multi-AZ DB instances. The EC2 instances are in public subnets, and the RDS DB instances are in private subnets. The security team has mandated that the DB instances be secured against web-based attacks

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company has an on-premises volume backup solution that has reached its end of file. The company wants to use AWS as part of a new backup solution and wants to maintain local access to at' the data while is backed up on AWS. The company wants to ensure that the data backed up on AWS. The company automatically and securely transferred.

Which solution meets these requirement?

Select 1 option(s):

Question:

A website runs a web application that receives a burst of traffic each day at noon. The users upload new pictures and content daily, but have been complaining of timeouts. The architecture uses Amazon EC2 Auto Seating groups, and the custom application consistently takes 1 minute to initiate upon boot up before responding to user requests

How should a solutions architect redesign the architecture to better respond to changing traffic?

Select 1 option(s):

Question:

A recently acquired company is required to build its own infrastructure on AWS and migrate multiple applications to the cloud within a month. Each application has approximately 50 TB of data to be transferred After the migration ts complete this company and its parent company will Doth require secure network connectivity with consistent throughput from their data centers to the applications. A solutions architect must ensure one-time data migration and ongoing network connectivity.

Which solution will meet these requirements?

Select 1 option(s):

Question:

A company is planning to use an Amazon DynamoDB table for data storage. The company is concerned about cost optimization. The table will not be used on most mornings in the evenings, the read and write traffic will often be unpredictable When traffic spikes occur they will happen very quickly.

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company is launching a new application deployed on an Amazon Elastic Container Service (Amazon ECS) cluster and is using the Fargate launch type for ECS tasks. The company is monitoring CPU and memory usage because it is expecting high traffic to the application upon its launch. However, the company wants to reduce costs when utilization decreases.

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company hosts an application on an Amazon EC2 instance that requires a maximum of 200 GB storage space. The application is used infrequently, with peaks during mornings and evenings. Disk I/O varies, but peaks at 3,000 IOPS. The chief financial officer of the company is concerned about costs and has asked a solutions architect to recommend the most cost-effective storage option that does not sacrifice performance.

Which solution should the solutions architect recommend?

Select 1 option(s):

Question:

A company is preparing to deploy a new serverless workload. A solutions architect needs to configure permissions for invoking an AWS Lambda function. The function will be triggered by an Amazon EventBridge (Amazon CloudWatch Events) rule. Permissions should be configured using the principle of least privilege.

Which solution will meet these requirements?

Select 1 option(s):

Question:

A company Is seeing access requests by some suspicious IP addresses. The security team discovers the requests are horn different IP addresses under the same CIDR range.

What should a solutions architect recommend to the team?

Select 1 option(s):

Question:

A company is hosting an election reporting website on AWS for users around the world The website uses Amazon EC2 Instances for the web and application tiers in an Auto Scaling group with Application Load Balancers The database tier uses an Amazon RDS for MySQL database The website is updated with election results once an hour and has historically observed hundreds of users accessing the reports

The company Is expecting a significant increase In demand because of upcoming elections in different countries. A solutions architect must Improve The website's ability to handle additional demand while minimizing the need for additional EC2 instances

Which solution will meet these requirements?

Select 1 option(s):

Question:

A company hosts historical weather records in Amazon S3. The records are downloaded from the company's website by way of a URL that resolves to a domain name. Users all over the world access this content through subscriptions A third-party provider hosts the company's root domain name, but the company recently migrated some of its services to Amazon Route 53 The company wants to consolidate contracts, reduce latency for users, and reduce costs related to serving the application to subscribers.

Which solution meets these requirements?

Select 1 option(s):

Question:

A company runs a web service on Amazon CC2 instances behind an Application Load Balancer The instances run in an Amazon EC2 Auto Scaling group across two Availability zones I he company needs a minimum of tour instances at all limes to meet the required service level agreement (SLA) while keeping costs low

If an Availability Zone tails, how can the company remain compliant with the SLA?

Select 1 option(s):

Question:

A company plans to store sensitive user data on Amazon S3. Internal security compliance requirement mandata encryption of data before sending it to Amazon S3.

What should a solution architect recommend to satisfy these requirements?

Select 1 option(s):

Question:

A company's application runs on Amazon EC2 instances behind an Application Load Balancer (ALB) The instances run in an Amazon EC2 Auto Scaling group across multiple Availability Zones On the first day of every month at midnight the application becomes much slower when the month-end financial calculation batch executes This causes the CPU utilization of the EC2 instances to immediately peak to 100%. which disrupts the application

What should a solutions architect recommend to ensure the application is able to handle the workload and avoid downtime?

Select 1 option(s):

Question:

A company has an image processing workload running on Amazon Elastic Container Service (Amazon ECS) in two private subnets. Each private subnet uses a NAT instance for internet access. All images are stored in Amazon S3 buckets The company is concerned about the data transfer costs between Amazon ECS and Amazon S3.

What should a solutions architect do to reduce costs?

Select 1 option(s):

Question:

A company's dynamic website is hosted using on-premises servers in the United States. The company is launching its product in Europe and it wants to optimize site loading times for new European users. The site's backend must remain in the United States. The product is being launched in a few days, and an immediate solution is needed

What should the solutions architect recommend?

Select 1 option(s):

Question:

A start-up company has a web application based in the us-east-1 Region with multiple Amazon EC2 instances running behind an Application Load Balancer across multiple Availability Zones As the company's user base grows in the us-west-1 Region, it needs 3 solution with low latency and high availability.

What should a solutions architect do to accomplish this?

Select 1 option(s):

Question:

A company has an on-premises application that collects data and stores it to an on-premises NFS server. The company recently set up a 10 Gbps AWS Direct Connect connection. The company is running out of storage capacity on premises. The company needs to migrate the application data from on premises to the AWS Cloud while maintaining low-latency access to the data from the on-premises application.

What should a solutions architect do to meet these requirements?

Select 1 option(s):

Question:

A company wants to build an online marketplace application on AWS as a set of loosely coupled microservices. For this application, when a customer submits a new order, two microservices should handle the event simultaneously. The Email microservice will send a confirmation email, and the OrderProcessing microservice will start the order delivery process. It a customer cancels an order, the OrderCancelation and Email microservices should handle the event simultaneously.

 

A solutions architect wants to use Amazon Simple Queue Service (Amazon SOS) and Amazon Simple Notification Service (Amazon SNS) to design the messaging between the microservices.

How should the solutions architect design the solution?

Select 1 option(s):

Question:

A company plans to store sensitive user data on Amazon S3. Internal security compliance requirement mandata encryption of data before sending it to Amazon S3.

What should a solution architect recommend to satisfy these requirements?

Select 1 option(s):

Question:

A company wants to use high performance computing (HPC) infrastructure on AWS for financial risk modeling. The company s HPC workloads run on Linux Each HPC workflow runs on hundreds of Amazon EC2 Spot Instances, is short-lived, and generates thousands of output files that are ultimately stored in persistent storage for analytics and long-term future use

The company seeks a cloud storage solution that permits the copying of on premises data to long-term persistent storage to make data available for processing by all EC2 instances. The solution should also be a high performance file system that is integrated with persistent storage to read and write datasets and output files.

Which combination of AWS services meets these requirements?

Select 1 option(s):

Question:

A solution architect is designing a hybrid application using the AWS cloud. The network between the on-premises data center and AWS will use an AWS Direct Connect (DX) connection. The application connectivity between AWS and the on-premises data center must be highly resilient.

Which DX configuration should be implemented to meet these requirements?

Select 1 option(s):

Question:

A gaming company has multiple Amazon EC2 instances in a single Availability Zone for its multiplayer game that communicates with users on Layer 4. The chief technology officer (CTO) wants to make the architecture highly available and cost-effective

What should a solutions architect do to meet these requirements?

Select 2 option(s):

Question:

A company operates an ecommerce website on Amazon EC2 instances behind an Application Load Balancer (ALB) in an Auto Scaling group. The site is experiencing performance issues related to a high request rate from illegitimate external systems with changing IP addresses. The security team is worried about potential DDoS attacks against the website The company must block the illegitimate incoming requests in a way that has a minimal impact on legitimate users

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company owns an asynchronous API that is used to ingest use requests and, based on the request type, dispatch requests to the appropriate microservice for processing.

The company is using Amazon API Gateway to deploy the API front end, and an AWS Lambda function that invokes Amazon DynamoDB to store user requests before dispatching them to the processing microservices.

The company provisioned as much DynamoDB throughput as its budget allows, but the company is still experiencing availability issues and is losing user requests.

What should a solutions architect do to address this Issue without impacting existing users?

Select 1 option(s):

Question:

A company runs an internal browser-based application The application runs on Amazon EC2 instances behind an Application Load Balancer The instances run in an Amazon EC2 Auto Scaling group across multiple Availability Zones The Auto Scaling group scales up to 20 instances during work hours, but scales down to 2 instances overnight Staff are complaining that the application is very slow when the day begins, although it runs well by mid-morning.

How should the scaling be changed to address the staff complaints and keep costs to a minimum?

Select 1 option(s):

Question:

A solutions architect needs to design a managed storage solution for a company's application that includes high-performance machine learning. This application runs on AWS Fargate. and the connected storage needs to have concurrent access to files and deliver high performance

Which storage option should the solutions architect recommend?

Select 1 option(s):

Question:

A company's legacy application is currently relying on a single-instance Amazon RDS MySQL database without encryption Due to new compliance requirements, all existing and new data in this database must be encrypted

How should this be accomplished?

Select 1 option(s):

Question:

A company is creating a web application that will store a large number of images in Amazon S3 The images will be accessed by users over variable periods of time. The company wants to:

• Retain all the images

 

• Incur no cost for retrieval.

 

• Have minimal management overhead.

 

• Have the images available with no impact on retrieval time.

Which solution meets these requirements?

Select 1 option(s):

Question:

A company has an ecommerce application running In a single VPC. The application stack has a single web server and an Amazon RDS Multi-AZ DB instance

The company launches new products twice a month. This Increases website traffic by approximately 400% for a minimum of 72 hours During product launches, users experience slow response times and frequent timeout errors in their browsers

What should a solutions architect do to mitigate the slow response times and timeout errors while minimizing operational overhead?

Select 1 option(s):

Question:

The financial application at a company stores monthly reports in an Amazon S3 bucket. The vice president of finance has mandated that all access to these reports be logged and that any modifications to the log files be detected

Which actions can a solutions architect take to meet these requirements7

Select 1 option(s):

Question:

A company has a service that produces event data. The company wants to use AWS to process the event data as it is received. The data is written in a specific order that must be maintained throughout processing The company wants to implement a solution that minimizes operational overhead.

How should a solution architect accomplish this''

Select 1 option(s):

Question:

A company stores 200 GB of data each month in Amazon S3. The company needs to perform analytics on this data at the end of each month to determine the number of items sold in each sales region for the previous month.

Which analytics strategy is MOST cost-effective for the company to use?

Select 1 option(s):

Question:

An ecommerce company has noticed performance degradation of its Amazon RDS based web application. The performance degradation is attribute to an increase in the number of read-only SQL queries triggered by business analysts. A solution architect needs to solve the problem with minimal changes to the existing web application.

What should the solution architect recommend?

Select 1 option(s):

Question:

A company is planning to build a new web application on AWS. The company expects predictable traffic most of the year and very high traffic on occasion. The web application needs to be highly available and fault tolerant with minimal latency.

What should a solutions architect recommend to meet these requirements?

Select 1 option(s):

Question:

A company is planning to deploy an Amazon RDS DB instance running Amazon Aurora The company has a backup retention policy requirement of 90 days Which solution should a solutions architect recommend?

Select 1 option(s):

Question:

A company wants to use Amazon S3 for the secondary copy of its on-premises dataset. The company would rarely need to access this copy. The storage solution's cost should be minimal.

Which storage solution meets these requirements?

Select 1 option(s):

Question:

A company maintains about 300 TB m Amazon S3 Standard storage month after month. The S3 objects are each typically around 50 GB m size and are frequently replaced with multipart uploads by their global application. The number and size of S3 objects remain constant but the company's S3 storage costs are increasing each month.

How should a solutions architect reduce costs in this situation?

Select 1 option(s):

Question:

A mobile gaming company runs application servers on Amazon EC2 instances. The servers receive updates from players every 15 minutes. The mobile game creates a JSON object of the progress made in the game since the last update, and sends the JSON object to an Application Load Balancer. As the mobile game is played, game updates are being lost. The company wants to create a durable way to get the updates in older.

What should a solutions architect recommend to decouple the system?

Select 1 option(s):