Try 2021 Free AWS SAA-C02 Exam Q&As to Test Yourself

1. A company is creating a new application that will store a large amount of data. The data will be analyzed hourly and will be modified by several Amazon EC2 Linux instances that are deployed across multiple Availability Zones. The needed amount of storage space will continue to grow for the next 6. Months.

Which storage solution should a solutions architect recommend to meet these requirements?

2. A solutions architect Is designing a new API using Amazon API Gateway that will receive requests from users. The volume of requests is highly variable: several hours can pass without receiving a single request. The data processing will take place asynchronously, but should be completed within a few seconds after a request la made.

Which compute service should the solutions architect have the API invoke to deliver the requirements at the lowest cost?

3. A company has three AWS accounts Management Development and Production. These accounts use AWS services only in the us-east-1 Region All accounts have a VPC with VPC Flow Logs configured to publish data to an Amazon S3 bucket in each separate account For compliance reasons the company needs an ongoing method to aggregate all the VPC flow logs across all accounts into one destination S3 bucket in the Management account.

What should a solutions architect do to meet these requirements with the LEAST operational overhead?

4. A solutions architect is implementing a document review application using an Amazon S3 bucket for storage. The solution must prevent accidental deletion of the documents and ensure that all versions of the documents are available Users must be able to download, modify, and upload documents.

Which combination of actions should be taken to meet these requirements? (Select TWO.)

5. A company has a large Microsoft SharePoint deployment running on-premises that requires Microsoft Windows shared file storage. The company wants to migrate this workload to the AWS Cloud and is considering various storage options. The storage solution must be highly available and integrated with Active Directory for access control

Which solution will satisfy these requirements?

6. A company is migrating a NoSQL database cluster to Amazon EC2. The database automatically replicates data to maintain at least three copies of the data I/O throughput of the servers is the highest priority.

Which instance type should a solutions architect recommend for the migration?

7. A company has developed a new content-sharing application that runs on Amazon Elastic Container Service (Amazon ECS). The application runs on Amazon Linux Docker tasks that use the Amazon EC2 launch type.

The application requires a storage solution that has the following characteristics:

• Accessibility (or multiple ECS tasks through bind mounts

• Resiliency across Availability Zones

• Burslable throughput of up to 3 Gbps

• Ability to be scaled up over time

Which storage solution meets these requirements?

8. A company has a web application with sporadic usage patterns There is heavy usage at the beginning of each month moderate usage at the start of each week and unpredictable usage during the week. The application consists of a web server and a MySQL database server running inside the data center. The company would like to move the application to the AWS Cloud and needs to select a cost-effective database platform that will not require database modifications

Which solution will meet these requirements?

9. A company wants lo build an immutable infrastructure for its software applications. The company wants to test the software applications before sending traffic to them. The company seeks an efficient solution that limits the effects of application bugs

Which combination of steps should a solutions architect recommend? {Select TWO)

10. A company has an Amazon S3 bucket that contains mission-critical data. The company wants to ensure this data is protected from accidental deletion. The data should still be accessible, and a user should be able to delete the data internationally.

Which combination of steps should a solutions architect take to accomplish this? (Select TWO.)

11. A company has data stored in an on-premises data center that is used by several on-premises applications. The company wants to maintain its existing application environment and be able to use AWS services for data analytics and future visualizations

Which storage service should a solutions architect recommend?

12. A company's website provides users with downloadable historical performance reports. The website needs a solution that will scale to meet the company's website demands globally. The solution should be cost-effective, limit the provisioning of infrastructure resources, and provide the fastest possible response time.

Which combination should a solutions architect recommend to meet these requirements?

13. A solutions architect is designing the cloud architecture for a new application that is being deployed on AWS. The application's users will interactively download and upload files. Files that are more than 90 days old will be accessed less frequently than newer files, but all files need to be instantly available. The solutions architect must ensure that the application can scale to store petabytes of data with maximum durability.

Which solution meets these requirements?

14. A company has designed an application where users provide small sets of textual data by calling a public API. The application runs on AWS and includes a public Amazon API Gateway API that forwards requests to an AWS Lambda function for processing. The Lambda function then writes the data to an Amazon Aurora Serverless database for consumption

The company is concerned that it could lose some user data it a Lambda function fails to process the request property or reaches a concurrency limit.

What should a solutions architect recommend to resolve this concern?

15. A company has a Microsoft NET application that runs on an on-premises Windows Server. The application stores data by using an Oracle Database Standard Edition server. The company is planning a migration to AWS and wants to minimize development changes while moving the application. The AWS application environment should be highly available.

Which combination of actions should the company take to meet these requirements? (Select TWO.)

16. A company has a web application hosted over 10 Amazon EC2 instances with traffic directed by Amazon Route 53. The company occasionally experiences a timeout error when attempting to browse the application. The networking team finds that some DNS queries return IP addresses of unhealthy instances resulting in the timeout error

What should a solutions architect implement to overcome these timeout errors?

17. A company's website runs on Amazon EC2 instances behind an Application Load Balancer (ALB). The website has a mix of dynamic and static content. Users around the globe are reporting that the website is slow

Which set of actions will improve website performance for users worldwide?

18. A company's website hosted on Amazon EC2 instances processes classified data stored in Amazon S3. Due to security concerns, the company requires a private and secure connection between its EC2 resources and Amazon S3.

Which solution meets these requirements?

19. A company runs a website on Amazon EC2 instances behind an ELB Application Load Balancer Amazon Route 53 Is used for the DNS. The company wants to set up a backup website with a message including a phone number and email address that users can reach if the primary website is down.

How should the company deploy this solution?

20. A company is performing an AWS Well-Architected Framework review of an existing workload deployed on AWS. The review Identified a public-facing website running on the same Amazon EC2 instance as a Microsoft Active Directory domain controller that was installed recently to support other AWS services A solutions architect needs to recommend a new design that would improve the security of the architecture and minimize the administrative demand on IT staff

What should the solutions architect recommend?

21. A company operates a two-tier application for image processing. The application uses two Availability Zones, each with one public subnet and one private subnet. An Application Load Balancer (ALB) for the web tier uses the public subnets. Amazon EC2 instances for the application tier use the private subnets.

Users report that the application is running more slowly than expected. A security audit of the web server log files shows that the application is receiving millions of illegitimate requests from a small number of IP addresses. A solutions architect needs to resolve the immediate performance problem while the company investigates a more permanent solution.

What should the solutions architect recommend to meet this requirement?

22. A company is using AWS to design a web application that will process 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 get lost. The solution must maximize operational efficiency and must minimize maintenance.

Which solution meets these requirements?

23. An application runs on Amazon EC2 instances in private subnets. The application needs to access an Amazon DynamoDB table.

What is me MOST secure way to access the table while ensuring that the traffic does not leave the AWS network?

24. A website runs a web application that receives a burst of traffic each day at noon. The users upload new pictures and context daily, but have complaining of timeout. The architect uses Amazon EC2 Auto Scaling groups, and the custom application consistently takes 1 minutes to initiate upon boot up before responding to user requests.

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

25. A company wants to run an in-memory database for a latency-sensitive application that runs on Amazon EC2 instances. The application processes more than 100,000 transactions each minute and requires high network throughput. A solutions architect needs to provide a cost-effective network design that minimizes data transfer charges.

Which solution meets these requirements?

26. A solutions architect is designing a solution to access a catalog of images and provide users with the ability to submit requests to customize images Image customization parameters wilt be in every request that is sent to an Amazon API Gateway API. The solution will generate tie customized images on demand. Users will receive a link that they can use to view or download their customized images. The solution must be highly available for viewing and customizing images

What should the solutions architect do to meet these requirements MOST cost effectively?

27. A company's website is used to sell products to the public. The site runs on Amazon EC2 instances in an Auto Scaling group behind an Application Load Balancer (ALB) There is also an Amazon CloudFront distribution and AWS WAF Is being used to protect against SQL injection attacks. The ALB is the origin for the CloudFront distribution A recent review of security logs revealed an external malicious IP that needs to be blocked from accessing the website

What should a solutions architect do to protect the application?

28. A company uses an application to present metrics from sporting events to the public. The application must scale quickly during live events and must store these metrics for log-term reporting purposes.

The company’s architecture includes the following:

* Amazon EC2 instances that run in an Auto Scaling group in private subnets

* A network Load Balancer That runs in public subnets

* A MongoDB database cluster that runs across multiple EC2 instances

A solutions architect mutt implement a solution that minimizes operational overhead. The solution alto must be able to Kale automatically.

What should the solutions architect set up to meet these requirements?

29. A company has a production web application in which users upload documents through a web interlace or a mobile app. According to a new regulatory requirement, new documents cannot be modified or deleted after they are stored.

What should a solutions architect do to meet this requirement?

30. A company is deploying an application that processes large quantities of data in batches as needed. The company plans to use Amazon EC2 instances for the workload. The network architecture must support a highly scalable solution and prevent groups of nodes from sharing the same underlying hardware.

Which combination of network solutions will meet these requirements? (Select TWO.)

31. A company hosts an application on AWS. The application interacts with an Amazon DynamoDB table that has 10 read capacity units (RCUs) Data from Amazon CloudWatch alarms shows that throttling is occurring on read requests to the DynamoDB table. The company needs to prevent this issue from happening in the future as the application continues to grow.

What should a solutions architect recommend to meet these requirements?

32. A marketing company is storing CSV files in an Amazon S3 bucket for statistical analysis An application on an Amazon EC2 instance needs permission to efficiently process the CSV data stored in the S3 bucket.

33. A company is developing a mobile game that streams score updates to a backend processor and then posts results on a leaderboard A solutions architect needs to design a solution that can handle large traffic spikes process the mobile game updates in order of receipt and store the processed updates in a highly available database. The company also wants to minimize the management overhead required to maintain the solution

What should the solutions architect do to meet these requirements?

34. A company is automating an order management application. The company's development team has decided to use SFTP to transfer and store the business-critical information files. The files must be encrypted and must be highly available. The files also must be automatically deleted a month after they are created.

Which solution meets these requirements with the LEAST operational overhead?

35. A company runs an application In a branch office within a small data closet with no vitalized compute resources. The application data is stored on an NFS volume Compliance standards require a daily offsite backup of the NFS volume.

Which solution meets these requirements?

36. A company is designing a shared storage solution for a gaming application that is hosted in

the AWS Cloud. The company needs the ability to use SMB clients to access data solution must be fully managed.

Which AWS solution meets these requirements'?

37. A company runs a web application that is backed by Amazon RDS. A new database administrator caused data loss by accidentally editing information in a database table To help recover from this type of incident, the company wants the ability to restore the database to its state from 5 minutes before any change within the last 30 days.

Which feature should the solutions architect include in the design to meet this requirement?

38. A company recently announced the deployment of its retail website to a global audience. The website runs on multiple Amazon EC2 instances behind an Elastic Load Balancer. The instances run in an Auto Scaling group across multiple Availability Zones.

The company wants to provide its customers with different versions of content based on the devices that the customers use to access the website.

Which combination of actions should a solutions architect take to meet these requirements7 (Select TWO?)

39. A company develops web applications. As part of its development process, the company constantly launches and deletes Application Load Balancers (ALBs) in multiple AWS Regions.

The company wants to create an allow list on its firewall device. The allow list will contain the IP addresses of an the load balancers. A solutions architect needs a one-line, highly available solution that will accomplish that goal and will help reduce the number of IP addresses that the firewall needs to allow.

Which solution will meet these requirements with the LEAST amount of operational overhead?

40. A company has an application that uses Amazon Elastic File System (Amazon EFS) to store data. The files are 1 GB in size or larger and are accessed often only for the first few days after creation. The application data is shared across a cluster of Linux servers. The company wants to reduce storage costs for the application.

What should a solutions architect do to meet these requirements?

41. A company uses a combination of Amazon EC2 instances and AWS Fargate tasks to process daily transactions. The company faces unpredictable and sudden increases in transaction volume. The company needs a solution that will process the transactions immediately.

Which solution meets these requirement MOST cost-effectively?

42. A company plant to host a survey website on AWS. The company anticipates an unpredictable amount of traffic This traffic results m asynchronous updates to the database. The company wants to ensure mat writes to the database hosted on AWS do not gel dropped

How should the company write its application to hand to these database requests?

43. An application running on AWS uses an Amazon Aurora Multi-AZ deployment for its database When evaluating performance metrics, a solutions architect discovered that the database reads are causing high I/O and adding latency to the write requests against the database

What should the solutions architect do to separate the read requests from the write requests?

44. A solutions architect must design a highly available infrastructure for a website. The website is powered by Windows web servers that run on Amazon EC2 instances. The solutions architect must implement a solution that can mitigate a large-scale DDoS attack that originates from thousands of IP addresses. Downtime is not acceptable for the website.

Which actions should the solutions architect take to protect the website from such an attack? (Select TWO.)

45. A solutions architect is designing the architecture for a software demonstration environment. The environment will run on Amazon EC2 instances in an Auto Scaling group behind an Application Load Balancer (ALB). The system will experience significant increases in traffic during working hours but Is not required to operate on weekends.

Which combination of actions should the solutions architect take to ensure that the system can scale to meet demand? (Select TWO)

46. A company serves content to its subscribers across the world using an application running on AWS. The application has several Amazon EC2 instances in a private subnet behind an Application Load Balancer (ALB) Due to a recent change in copyright restrictions, the chief information officer (CiO) wants to block access for certain countries.

Which action will meet these requirements?

47. A company wants to enforce strict security guidelines on accessing AWS Cloud resources as the company migrates production workloads from its data centers. Company management wants all users to receive permissions according to their job roles and functions.

Which solution meets these requirements with the LEAST operational overhead?

48. A company hosts a training site on a fleet of Amazon EC2 instances. The company anticipates that its new course which consists of dozens of training videos on the site, will be extremely popular when it is released in 1 week

What should a solutions architect do to minimize the anticipated server load?

49. A company wants to run a hybrid workload for data processing. The data needs to be

accessed by on-premises applications for local data processing using an NFS protocol and must also be accessible from the AWS Cloud for further analytics and batch processing

Which solution will meet these requirements?

50. A company runs an AWS Lambda function in private subnets in a VPC. The subnets have a default route to the internet through an Amazon EC2 NAT instance. The Lambda function processes input data and saves its output as an object to Amazon S3

intermittently the Lambda function times out while trying to upload the object because of saturated traffic on the NAT instance's network. The company wants to access Amazon S3 without traversing the internet

Which solution will meet these requirements?

51. A company has an application that generates a large number of lies, each approximately 5 MB in size. The files are stored in Amazon S3. Company policy requires the files to be stored for 4 years before they can be deleted Immediate accessibility is always required as the files contain critical business data that is not easy to reproduce. The files are frequently accessed in the first 30 days of the object creation but are rarely accessed after the first 30 days

Which storage solution is MOST cost-effective?

52. A solutions architect needs to design a resilient solution for Windows users' home directories. The solution must provide fault tolerance, file-level backup and recovery, and access control, based upon the company's Active Directory.

Which storage solution meets these requirements?

53. A company stores project information in a shared spreadsheet. The company wants to create a web application to replace the spreadsheet. The company has chosen Amazon DynamoDB to store the spreadsheet's data and is designing the web application to display the project information that is obtained from DynamoDB.

A solutions architect must design the web application's backend by using managed services that require minimal operational maintenance.

Which architectures meet these requirements? (Select TWO.)

54. A medical research lab produces data that is related to a new study. The lab wants to make the data available with minimum latency to clinics across the country for their on-premises file-based applications. The data files are stored in an Amazon S3 bucket that has read-only permissions for each clinic.

What should a solutions architect recommend to meet these requirements?

55. 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?

56. A solutions architect needs to design a nighty available application consisting of web. application and database tiers HTTPS content delivery should be as close to the edge as possible with the least delivery time

Which solution meets these requirements and is MOST secure?

57. A company uses on-premises servers to host Its application. The company is running out of storage capacity. The applications use both block storage and NFS storage. The company needs a high-performing solution that supports local caching without re-architecting its existing applications

Which combination of actions should a solutions architect take to meet these requirements'? (Select TWO.)

58. A company requires that all version of object in its Amazon S3 bucket be retained. Current object versions will be frequently accessed during the first 30 days, after which they will be rarely accessed and must be retrievable within 5 minutes. Previous object versions need to be kept forever, will be rarely accessed, and can be retrieved within 1 week. All store solutions must be highly available and highly durable

What should a solutions architect recommend to meet these requirements in the MOST costs-effective manner?

59. A solutions architect must migrate a Windows Internet Information Services (IIS) web application to AWS. The application currently relies on a file share hosted in the user's on-premises network-attached storage (NAS). The solutions architect has proposed migrating the MS web servers to Amazon EC2 instances in multiple Availability Zones that are connected to the storage solution, and configuring an Elastic Load Balancer attached to the instances

Which replacement to the on-premises file share is MOST resilient and durable?

60. A company used an AWS Direct Connect connection to copy 1 PB of data from a colocation facility to an Amazon S3 bucket in the us-east-1 Region. The company now wants to copy the data to another S3 bucket in the us-weet-2 Region.

Which solution will meet this requirement?

61. 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 prayers. The application la deployed In a very AWS Region. It runs on Amazon FC2 Instances Vial are part of Auto Scaling groups configured behind Application Load Balancers (ALBs) A solutions architect needs to implement a mechanism to monitor the hearth of the application and redirect traffic to healthy endpoints.

Which solution meets these requirements?

62. A company runs a fleet of web servers using an Amazon RDS for PostgreSQL DB instance After a routine compliance check, the company sets a standard that requires a recovery pant objective (RPO) of less than 1 second for all its production databases.

Which solution meets these requirement?

63. A database is on an Amazon RDS MySQL 5.6 Multi-AZ 06 instance that experiences highly dynamic reads. Application developers notice a significant slowdown when testing read performance from a secondary AWS Region. The developers want a solution that provider less than 1 second of read replication latency

What should the solutions architect recommend?

64. A company recently started using Amazon Aurora as the data store for its global ecommerce application When large reports are run developers report that the ecommerce application is performing poorly After reviewing metrics in Amazon CloudWatch, a solutions architect finds that the Read lOPS and CPU Utilization metrics are spiking when monthly reports run.

What is the MOST cost-effective solution?

65. A company has an Amazon S3 bucket that contains confidential information in its production AWS account. The company has turned on AWS CloudTrail for the account. The

account sends a copy of its logs to Amazon CloudWatch Logs. The company has configured the S3 bucket to log read and write data events.

A company auditor discovers that some objects in the S3 bucket have been deleted A solutions architect must provide the auditor with information about who deleted the objects

What should the solutions architect do to provide this information?

66. A company has developed a microservices application. It uses a client-facing API with Amazon API Gateway and multiple internal services hosted on Amazon EC2 instances to process user requests. The API is designed to support unpredictable surges in traffic, but internal services may become overwhelmed and unresponsive for a period of time during surges A solutions architect needs to design a more reliable solution that reduces errors when internal services become unresponsive or unavailable

Which solution meets these requirements?

67. 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 to minimize any performance impact on application users.

Which solution will meet these requirements'?

68. A company needs to retain its AWS CloudTrail logs (or 3 years. The company is enforcing CloudTrail across a set of AWS accounts by using AWS Organizations from the parent account. The CloudTrail target S3 bucket is configured with S3 Versioning enabled An S3 Lifecycle policy is in place to delete current objects after 3 years.

After the fourth year of use of the S3 bucket, the S3 bucket metrics show that the number of objects has continued to rise. However, the number of new CloudTrail logs that are delivered to the S3 bucket has remained consistent.

Which solution will delete objects that are older than 3 years in the MOST cost-effective manner?

69. An airline that is based in the United States provides services for routes in North America and Europe. The airline is developing a new read-intensive application that customers can use to find flights on either continent.

The application requires strong read consistency and needs scalable database capacity to accommodate changes in user demand. The airline needs the database service to synchronize with the least possible latency between the two continents and to provide a simple failover mechanism to a second AWS Region.

Which solution will meet these requirements?

70. A company has an application that uses an Amazon OynamoDB table lew storage. A solutions architect discovers that many requests to the table are not returning the latest data. The company's users have not reported any other issues with database performance Latency is in an acceptable range.

Which design change should the solutions architect recommend?

71. 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 If a customer cancels an order, the OrderCancellation and Email microservices should handle the event simultaneously.

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

How should the solutions architect design the solution?

72. A company has several Amazon EC2 instances set up m a private subnet for security reasons. These instances host applications that read and write large amounts of data to end from Amazon S3 regularly. Currently subnet routing directs all the traffic destined for the internet through a NAT gateway. The company wants to optimize the overall coat without impacting the ability of the application to communication Amazon S3 or the outside internet.

What should a solutions architect do to optimize costs?

73. A company has a Windows-based application that must be migrated to AWS. The application requires the use of a shared Windows Me system attached to multiple Amazon EC2 Windows instances that are deployed across multiple Availability Zones

What should a solutions architect do to meet this requirement?

74. A company is hosting its website by using Amazon EC2 instances behind an Elastic Load balancer across multiple Availability Zones. The instances run in an EC2 Scaling group. The website uses Amazon Elastic Block Store (Amazon EBS) volume to store product manuals for users to download. The company updates the product content often, so new instances launched by the Auto Scaling group often have data. It can take to 30 minutes for the new instances to receive all the updates. The updates also require the EBS volumes to be resized during business hours.

The company wants to ensure that the product manuals are always up to data on all instances and that the architecture adjusts quickly to increased user demand. A solutions architect needs to meet these requirements without causing the company lo update Its application code or adjust its website

What should the solutions architect do to accomplish this goal?

75. A company wants to provide users with access lo AWS resources. The company has 1.500 users and manages their access to on-premises resources through Active Directory user groups on the corporate network However, the company does not want users to have to maintain another identity to access the resources A solutions architect must manage user access to the AWS resources while preserving access to the on-premises resources

What should the solutions architect do to meet these requirements?

76. A company needs to implement a relational database with a multi-Region disaster recovery Recovery Point Objective (RPO) of 1 second and an Recovery Time Objective (RTO) of 1 minute

Which AWS solution can achieve this?

77. A company is hosting a web application from an Amazon S3 bucket. The application uses Amazon Cognito as an identity provider lo authenticate users and return a JSON Web Token (JWT) that provides access to protected resources that am restored in another S3 bucket.

Upon deployment of the application, users report errors and are unable to access the protected content. A solutions architect must resolve this issue by providing proper permissions so that users can access the protected content.

Which solution meets these requirements?

78. A company has established a new AWS account. The account is newly provisioned and no changes have been made to the default settings. The company is concerned about the security of the AWS account root user

What should be done to secure the root user?

79. A company runs a three-tier web application in a VPC across multiple Availability Zones Amazon EC2 instances run in an Auto Scaling group tor the application tier

The company needs to make an automated scaling plan that will analyze each resource's daily and weekly historical workload trends. The configuration must scale resources appropriately according to both the forecast and live changes in utilization

Which scaling strategy should a solutions architect recommend to meet these requirements?