Free AWS Practice Test: 50 Questions for Certification Success

Question:

A solutions architect must create a highly available bastion host architecture. The solution needs to be resilient within a single AWS Region and should require only minimal effort to maintain.

What should the solutions architect do to meet these requirements?

Select 1 option(s):

Question:

A company has an application running on Amazon EC2 instances in a private subnet. The application needs to store and retrieve data in Amazon S3 To reduce costs, the company wants to configure its AWS resources in a cost-effective manner

How should the company accomplish this?

Select 1 option(s):

Question:

A company is building a payment application that must be highly available even during regional service disruptions A solutions architect must design a data storage solution that can be easily replicated and used in other AWS Regions. The application also requires low-latency atomicity, consistency, isolation, and durability (ACID) transactions that need to be immediately available to generate reports The development team also needs to use SQL.

Which data storage solution meets these requirements'?

Select 1 option(s):

Question:

A company is building a media-sharing application and decides to use Amazon S3 for storage. When a media file is uploaded the company starts a multi-step process to create thumbnails, identify objects in the images, transcode videos into standard formats and resolutions and extract and store the metadata to an Amazon DynamoDB table. The metadata is used for searching and navigation.

The amount of traffic is variable The solution must be able to scale to handle spikes in load without unnecessary expenses.

What should a solutions architect recommend to support this workload?

Select 1 option(s):

Question:

A company runs an application that uses multiple Amazon EC2 instances to gather data from its users The data is then processed and transferred to Amazon S3 for long-term storage A review of the application shows that there were long penods of time when the EC2 instances were not being used A solutions architect needs to design a solution that optimizes utilization and reduces costs.

Which solution meets these requirements?

Select 1 option(s):

Question:

Application developers have noticed that a production application is very slow when business reporting users run large production reports against the Amazon RDS instance backing the application. the CPU and memory utilization metrics for the RDS instance-d not exceed 60% while the reporting queries are running. The business reporting users must be able to generate reports without affecting the applications performance.

Which action will accomplish this?

Select 1 option(s):

Question:

A company's packaged application dynamically creates and returns single-use text files in response to user requests. The company is using Amazon CloudFront for distribution, but wants to future reduce data transfer costs. The company modify the application's source code.

What should a solution architect do to reduce costs?

Select 1 option(s):

Question:

A company wants to share forensic accounting data is stored in an Amazon RDS DB instance with an external auditor. The Auditor has its own AWS account and requires its own copy of the database.

How should the company securely share the database with the auditor?

Select 1 option(s):

Question:

A solutions architect is planning the deployment of a new static website. The solution must minimize costs and provide at least 99% availability. Which solution meets these requirements?

Select 1 option(s):

Question:

A company's operations teams has an existing Amazon S3 bucket configured to notify an Amazon SQS queue when new object are created within the bucket. The development team also wants to receive events when new objects are created. The existing operations team workflow must remain intact.

Which solution would satisfy these requirements?

Select 1 option(s):

Question:

A company hosts its website on AWS. To address the highly variable demand, the company has implemented Amazon EC2 Auto Scaling. Management is concerned that the company is over-provisioning its infrastructure, especially at the front end of the three-tier application. A solutions architect needs to ensure costs are optimized without impacting performance.

What should the solutions architect do to accomplish this?

Select 1 option(s):

Question:

A company runs a production application on a fleet of Amazon EC2 instances The application reads the data from an Amazon SQS queue and processes the messages in parallel. The message volume is unpredictable and often has intermittent traffic. This application should continually process messages without any downtime

Which solution meets these requirements MOST cost-effectively?

Select 1 option(s):

Question:

A company has a website deployed on AWS. The database backend is hosted on Amazon RDS for MySQL with a primary instance and five read replicas to support scaling needs. The read replicas should lag no more than 1 second behind the primary instance to support the user experience

As traffic on the website continues to increase, the replicas are falling further behind during periods of peak load, resulting in complaints from users when searches yield inconsistent results A solutions architect needs to reduce the replication lag as much as possible, with minimal changes to the application code or operational requirements

Which solution meets these requirements?

Select 1 option(s):

Question:

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

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

Select 1 option(s):

Question:

A company has an application workflow that uses an AWS Lambda function to download and decrypt files from Amazon S3 These files are encrypted using AWS Key Management Service Customer Master Keys (AWS KMS CMKs) A solutions architect needs to design a solution that will ensure the required permissions are set correctly.

Which combination of actions accomplish this?

Select 2 option(s):

Question:

A company hosts an application used to upload files to an Amazon S3 bucket Once uploaded, the files are processed to extract metadata, which takes less than 5 seconds. The volume and frequency of the uploads vanes from a few files each hour to hundreds of concurrent uploads. The company has asked a solutions architect to design a cost effective architecture that will meet these requirements.

What should the solutions architect recommend?

Select 1 option(s):

Question:

A company is developing a video conversion application hosted on AWS. The application will be available in two tiers: a free tier and a paid tier. Users in the paid tier will have their videos converted first and then the tree tier users will have their videos converted.

Which solution meets these requirements and is MOST cost-effective?

Select 1 option(s):

Question:

A company is investigating potential solutions that would collect, process, and store users' service usage data. The business objective is to create an analytics capability that will enable the company to gather operational insights quickly using standard SQL queries. The solution should be highly available and ensure Atomicity, Consistency, Isolation, and Durability (ACID) compliance in the data tier.

Which solution should a solutions architect recommend?

Select 1 option(s):

Question:

A company had a build server that is in an Auto Scaling group and often has multiple Linux instances running. The build server requires consistent and mountable shared NFS storage for jobs and configurations.

Which storage option should a solutions architect recommend?

Select 1 option(s):

Question:

A company is designing a web application using AWS that processes insurance quotes Users will request quotes from the application Quotes must be separated by quote type must be responded to within 24 hours, and must not be lost The solution should be simple to set up and maintain.

Which solution meets these requirements''

Select 1 option(s):

Question:

A company is building an application on Amazon EC2 instances that generates temporary transactional data. The application requires access to data storage that can provide configurable and consistent IOPS

What should a solutions architect recommend*?

Select 1 option(s):

Question:

A company has applications hosted on Amazon EC2 instances with IPv6 addresses. The applications must initiate communications with other external applications using the internet. However, the company's security policy states that any external service cannot initiate a connection to the EC2 instances. What should a solutions architect recommend to resolve this issue?

Select 1 option(s):

Question:

A company is concerned that two NAT instances in use will no longer be able to support the traffic needed for the company's application. A solutions architect wants to implement a solution that is highly available fault tolerant, and automatically scalable

What should the solutions architect recommend?

Select 1 option(s):

Question:

A solutions architect plans to convert a company's monolithic web application into a multi-tier application.

The company wants to avoid managing its own infrastructure. The minimum requirements for the web application are high availability scalability and regional low latency during peak hours The solution should also store and retrieve data with millisecond latency using the application's API

Which solution meets these requirements?

Select 1 option(s):

Question:

A company with facilities in North America. Europe, and Asia is designing new distributed application to optimize its global supply chain and manufacturing process. The orders booked on one continent should be visible to all Regions in a second or less. The database should be able to support failover with a short Recovery Time Objective (RTO) The uptime of the application is important to ensure that manufacturing is not impacted

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company receives structured and semi-structured data from various sources once every day. A solutions architect needs to design a solution that leverages big data processing frameworks. The data should be accessible using SQL queries and business intelligence tools.

What should the solutions architect recommend to build the MOST high-performing solution?

Select 1 option(s):

Question:

A company is reviewing a recent migration of a three-tier application to a VPC. The security team discovers thai the principle of least privilege is not being applied to Amazon EC2 security group ingress and egress rules between the application tiers.

What should a solutions architect do to correct this issue?

Select 1 option(s):

Question:

A company wants to migrate its MySQL database from on premises to AWS. The company recently experienced a database outage that significantly impacted the business. To ensure this does not happen again, the company wants a reliable database solution on AWS that minimizes data loss and stores every transaction on at least two nodes.

Which solution meets these requirements?

Select 1 option(s):

Question:

A company is preparing to deploy a data lake on AWS A solutions architect must define the encryption strategy tor data at rest m Amazon S3 The company's security policy states

• Keys must be rotated every 90 days

 

• Strict separation of duties between key users and key administrators must be implemented

 

• Auditing key usage must be possible

What should the solutions architect recommend?

Select 1 option(s):

Question:

A company's near-real-time streaming application is running on AWS As (he data is ingested a job runs on the data and takes 30 minutes to complete The workload frequently experiences high latency due to large amounts of incoming data A solutions architect needs to design a scalable and serverless solution to enhance performance

Which combination of steps should the solutions architect take?

Select 2 option(s):

Question:

A company has an on-premises application that generates a large amount of time-sensitive data that is backed up to Amazon S3. The application has grown and there are user complaints about internet bandwidth limitations. A solutions architect needs to design a long term solution that allows for both timely backups to Amazon S3 and with minimal impact on internet connectivity tor internal users.

Which solution meets these requirements?

Select 1 option(s):

Question:

A company maintains a searchable repository of items on its website Tie data is stored in an Amazon RDS for MySQL database table that contains over 10 million rows The database has 2 TB of General Purpose SSD (gp2) storage. There are millions of updates against this data every day through the company's website The company has noticed some operations are taking 10 seconds or longer and has determined that the database storage performance is the bottleneck

Which solution addresses the performance issue?

Select 1 option(s):

Question: Which solution will improve the performance of the application when it is moved to AWS?

Select 1 option(s):

Question:

A company has a custom application with embedded credentials that retrieves information from an Amazon RDS MySQL DB instance. Management says the application must be made more secure with the least amount of programming effort. What should a solutions architect do to meet these requirements?

Select 1 option(s):

Question:

A company uses Application Load Balancers (ALBs) in different AWS Regions. The ALBs receive inconsistent traffic that can spike and drop throughout the year The company's networking team needs to allow the IP addresses of the ALBs in the on-premises firewall to enable connectivity.

Which solution is the MOST scalable with minimal configuration changes?

Select 1 option(s):

Question:

A company has a dynamic web application hosted on two Amazon EC2 instances. The company has its own SSL certificate, which is on each instance to perform SSL termination.

There has been an increase in traffic recently, and the operations team determined that SSL encryption and decryption is causing the compute capacity of the web servers to reach their maximum limit.

What should a solutions architect do to increase the application's performance?

Select 1 option(s):

Question:

A company has an on-premises MySQL database used by the global sales team with infrequent access patterns. The sales team requires the database to have minimal downtime. A database administrator wants to migrate this database to AWS without selecting a particular instance type in anticipation of more users in the future.

Which service should a solution architect recommend?

Select 1 option(s):

Question:

A company provides an API to its users that automates inquiries for tax computations based on item prices.

The company experiences a larger number of inquiries during the holiday season only that cause slower response times. A solutions architect needs to design a solution that is scalable and elastic

What should the solutions architect do to accomplish this?

Select 1 option(s):

Question:

An engineering team is developing and deploying AWS Lambda functions. The team needs to create roles and manage policies in AWS IAM to configure the permissions of the Lambda functions.

How should the permissions for the team be configured so they also adhere to the concept of least privilege?

Select 1 option(s):

Question:

A company has a hybrid application hosted on multiple on-premises servers with static IP addresses. There is already a VPN that provides connectivity between the VPC and the on-premises network. The company wants to distribute TCP traffic across the on-premises servers for internet users.

What should a solutions architect recommend to provide a highly available and scalable solution?

Select 1 option(s):

Question:

A company that operates a web application on premises is preparing to launch a newer version of the application on AWS. The company needs to route requests to either the AWS-hosted or the on-premises-hosted application based on the URL query string. The on-premises application is not available from the internet, and a VPN connection is established between Amazon VPC and the company's data center. The company wants to use an Application Load Balancer (ALB) for this launch.

Which solution meets these requirements?

Select 1 option(s):

Question:

A company has an application that runs on Amazon EC2 instances within a private subnet in a VPC The instances access data in an Amazon S3 bucket in the same AWS Region. The VPC contains a NAT gateway in a public subnet to access the S3 bucket The company wants to reduce costs by replacing the NAT gateway without compromising security or redundancy

Which solution meets these requirements?

Select 1 option(s):

Question:

A company hosts an online shopping application that stores all orders in an Amazon RDS for PostgreSQL Single-AZ DB instance Management wants to eliminate single points of failure and has asked a solutions architect to recommend an approach to minimize database downtime without requiring any changes to the application code.

Which solution meets these requirements?

Select 1 option(s):

Question:

An ecommerce website is deploying its web application as Amazon Elastic Container Service (Amazon ECS) container instances behind an Application Load Balancer (ALB). During periods of high activity, the website slows down and availability is reduced. A solutions architect uses Amazon CloudWatch alarms to receive notifications whenever there is an availability issue so they can scale out resources. Company management wants a solution that automatically responds to such events.

Which solution meets these requirements?

Select 1 option(s):

Question:

A company has a mobile game that reads most of its metadata from an Amazon RDS DB instance As the game increased in popularity developers noticed slowdowns related to the game's metadata load times Performance metrics indicate that simply scaling the database will not help A solutions architect must explore all options that include capabilities for snapshots replication and sub-millisecond response times

What should the solutions architect recommend to solve these issues?

Select 1 option(s):

Question: What should the solutions architect recommend?

Select 1 option(s):

Question:

A company operates a website on Amazon EC2 Linux instances. Some of the instances are faring Troubleshooting points to insufficient swap space on the failed instances. The operations team lead needs a solution to monitor this.

What should a solutions architect recommend?

Select 1 option(s):

Question:

A company runs an application on Amazon EC2 Instances. The application is deployed in private subnets in three Availability Zones of the us-east-1 Region. The instances must be able to connect to the internet to download files The company wants a design that Is highly available across the Region.

Which solution should be implemented to ensure that there are no disruptions to Internet connectivity?

Select 1 option(s):

Question:

A group requires permissions to list an Amazon S3 bucket and delete objects from that bucket. An administrator has created the following IAM policy to provide access to the bucket and applied that policy to the group. The group is not able to delete objects in the bucket. The company follows least-privilege access rules.



Select 1 option(s):

Question:

A company is preparing to migrate its on-premises application to AWS The application consists of application servers and a Microsoft SQL Server database The database cannot be migrated to a different engine because SQL Server features are used in the application's NET code. The company wants to attain the greatest availability possible while minimizing operational and management overhead

What should a solutions architect do to accomplish this?

Select 1 option(s):