AWS Cloud Architecting Practice Exam

These questions are part of the practice quiz. Start practicing

• Which practice within the Operational Excellence pillar emphasizes the importance of feedback loops?
• Which of the following is a key element of building operational excellence within an organization?
• Which option is utilized to describe events and procedures within a workload?
• True or false? Amazon Aurora is compatible with MySQL and PostgreSQL.
• What factor should be considered when choosing between On-Demand and Spot Instances?
• Why would a customer implement soft limits within AWS services?
• What is an essential benefit of using Amazon CloudFront?
• When using Elastic IP addresses, what is a primary benefit?
• What best describes the purpose of runbooks in operational excellence?
• Which Amazon service is best for delivering content with low latency?
• How can you monitor your AWS resources to ensure they are performing as expected?
• Which AWS service can help in detecting findings related to security vulnerabilities on running instances?
• What are two key customer responsibilities when using a database hosted on Amazon Elastic Compute Cloud (EC2)?
• What is the role of Amazon CloudWatch in AWS resource management?
• Which of the following options is NOT a consideration when selecting a database solution?
• Which AWS services can be utilized to create standards for workloads and assess compliance before production?
• Where should backups be stored when using the pilot light architectural pattern for disaster recovery?
• Which statement is true regarding Amazon Kinesis Data Streams?
• Which of the following services is NOT considered a key AWS service for security in relation to data protection?
• What does the visibility timeout feature of Amazon SQS accomplish?
• Which AWS service can detect the total load that has exceeded the defined threshold across multiple servers and provide an alarm?
• Which of the following options supports the Operational Excellence pillar by preparing a workload?
• How would you improve performance and cost for frequently accessed data through Amazon Relational Database Service (RDS)?
• True or False? Required procedures should be captured in runbooks and playbooks to align with the Operate best practice.
• What is the best solution for an application with traffic spikes at specific periods of the day?
• How does the Multi-AZ deployment enhance application availability?
• For browsers that do not support SNI, what specific request can be made in Amazon CloudFront?
• What is the primary purpose of using an Application Load Balancer?
• What is a benefit of automating processes in cloud environments?
• Which Amazon Elastic Block Store (EBS) volume type has the highest maximum IOPS?
• What type of load balancer is most beneficial for websites and mobile applications running containers on EC2 instances?
• What describes the high availability factor of fault tolerance?
• Which characteristic best describes loose coupling in architecture?
• Which service provides a dedicated network connection from on-premises datacenters to AWS?
• In the context of the Well-Architected Framework, which pillar emphasizes risk assessments and mitigation strategies?
• Which two pillars are considered the main components of the Well-Architected Framework?
• What is the recommended number of Availability Zones to start with per Region as a best practice?
• Which statement is true about Amazon EC2 Auto Scaling?
• Which of the following statements about Amazon SQS is true?
• What role does AWS Identity and Access Management (IAM) play in AWS Lambda?
• What does the "Parameters" section in an AWS CloudFormation template do?
• Which type of connections use a virtual private gateway in an Amazon VPC?
• Which of the following is NOT a benefit of using stream processing?
• Which pricing model allows customers to reserve capacity for applications that require a stable environment?
• True or False: Virtual Private Cloud (VPC) NAT gateways support port forwarding.
• Which service provides a holistic view of workload performance and ensures reliability?
• What is a key feature of Amazon Redshift?
• Which other resource deployment and configuration automation options are offered by AWS, in addition to Amazon CloudWatch?
• Which feature allows you to balance incoming application traffic across multiple targets?
• What defines how to launch Amazon EC2 instances in Amazon Auto Scaling?
• Which statements describe a service-oriented architecture (SOA)?
• Which AWS service is key for performance efficiency and can trigger actions based on predefined thresholds?
• Which of the following can be a part of a CloudFormation stack?
• What is the recommended approach for creating and replicating systems in the AWS Cloud?
• What does the floating IP pattern entail?
• Which principle will help maintain operational excellence in cloud environments?
• Which characteristic is a key feature of Amazon SQS?
• What can be defined in the Outputs section of an AWS CloudFormation template?
• Why is the AWS Well-Architected Framework important for architectural evaluations?
• Which AWS services have resource-based policies?
• What is an Amazon CloudFront distribution?
• Which of the following factors would be important for determining the launch configuration in Auto Scaling?
• Which resource AWS service can be used for automated scaling of application resources?
• Which types of data can Amazon Kinesis Data Streams continuously capture and store?
• True or False? Standards for compliance should be accessible and clear, allowing for change proposals or exceptions.
• True or False: Amazon EC2 instances are immediately available for use once the OS has booted and status checks are passed.
• What is a characteristic of the Amazon VPC service?
• Which statement accurately describes a private subnet?
• What is the purpose of using trusted signers in Amazon CloudFront when accessing private S3 buckets?
• Which design principle for achieving performance efficiency uses an AWS service to remove the need to run and maintain servers?
• Which pillar aids in ensuring that an application can withstand failures?
• What is the primary purpose of Amazon Simple Notification Service (SNS)?
• What is the maximum size of a single message that can be sent through Amazon SNS?
• True or False? A best practice associated with automation would include using Amazon CloudWatch to detect an application server crash so that a new server can be launched in parallel with notification to the administrator being sent.
• Which of the following AWS services is primarily used for object storage?
• How are permissions granted for AWS Lambda to run code that can access the AWS API?
• Which services are inherently highly available in AWS?
• True or False? In a DynamoDB global table, the last write wins when concurrent updates are made.
• What does the "Mappings" section in an AWS CloudFormation template do?
• Is it possible in the cloud to automate testing on demand, which reduces design change risks?
• When should you consider Auto Scaling for your AWS applications?
• Which is a benefit of using AWS Lambda in application design?
• Which AWS key service is used to ensure reliability?
• Which disaster recovery architectural pattern is best suited for low costs?
• What advantage does using Read Replicas provide in Amazon RDS?
• What is one of the main benefits of using a dead-letter queue?
• Which aspect does the Reliability pillar of the Well-Architected Framework primarily address?
• True or False? Blue/green deployment on AWS Elastic Beanstalk provides a way for you to test new hardware or applications without going fully into production.
• Which option should users who have urgent computing needs for large amounts of additional capacity use for optimizing costs?
• True or False: You want to avoid thrashing when using Auto Scaling.
• Which characteristic is shared between a Dedicated Instance and a Dedicated Host?
• True or False: Most AWS services reside in the Virtual Private Cloud (VPC).
• What is the primary benefit of implementing a cache in front of your Amazon RDS instance?
• Which service is typically used to provide managed database services on AWS?
• True or False? Templates must be created with a simple JavaScript Object Notation (JSON) text editor.
• Which of the following AWS services focuses specifically on enhancing application security through vulnerability assessments?
• Which statement is true regarding NoSQL databases?
• Which of the following responsibilities of the customer is part of the shared responsibility model?
• What actions can Amazon CloudWatch perform based on a defined metric that has been exceeded?
• Which AWS service is best for ensuring consistency in compliance across multiple accounts?
• Which Amazon Elastic Compute Cloud (EC2) pricing model should you choose for applications with short-term, spiky, or unpredictable workloads that cannot be interrupted?
• In the Amazon DynamoDB data model, which of the following describes an item?
• What factors should influence operational priorities regarding operational excellence?
• Which AWS service provides high availability when there are at least two ports open and allows remote server connections?
• Which AWS service is a fully managed, petabyte-scale data warehouse service?
• Which services fall under the category of change management?
• What does a Multi-AZ pattern involve?
• True or False? Best practices for reliability include defining the recovery time objective (RTO) and the recovery point objective (RPO).
• Which AWS services offer a Reserved Instance pricing model?
• What is the purpose of simple routing with Amazon Route 53?
• Which service is considered a key for managing the space-time tradeoff component of the Performance Efficiency pillar?
• Which options are recommended for improving network performance?
• In which programming language is Hadoop primarily written?
• What is the main benefit of using scheduled scale out patterns?
• What architectural pattern has the highest recovery time objective (RTO) and recovery point objective (RPO)?
• What is one potential use of the AWS Well-Architected Framework?
• What is the primary purpose of Amazon EMR?
• Which protocol is commonly used for communication between services in a service-oriented architecture?
• How long can a customer use AWS services within the AWS Free Tier after they sign up for an account?
• What is a key consideration when choosing the right Amazon Elastic Compute Cloud (EC2) instance size?
• What service provides monitoring and logging capabilities in AWS, allowing for alarms on thresholds?
• True or False: Hadoop has a distributed architecture capable of handling vast amounts of data.
• Which database option provides single-digit millisecond latency at any scale?
• Does the AWS Well-Architected Framework provide detailed implementation specifics?
• True or False? Infrastructure Event Management provides proactive guidance and insight into ways you can optimize AWS through business and performance reviews.
• What is the main advantage of using encryption for data at rest?
• True or False: Elastic Load Balancing is managed by AWS and scales automatically.
• What use case for Amazon SQS allows decoupling of components in a distributed application?
• Which statement is true about Amazon ElastiCache?
• True or False: A distributed denial of service (DDoS) attack aims to make a website inaccessible to its users.
• Which AWS service uses a publish/subscribe model for communication?
• What type of subnet allows indirect access to the public internet via "jump boxes"?
• Which element is NOT part of Amazon EC2 Auto Scaling functionality?
• What does the AWS Support Concierge service provide?
• True or False? To effectively support a workload under the Operational Excellence pillar, continuous experimentation and improvement are essential.
• In AWS, what is the primary purpose of using tokenization for data protection?
• What is the first step that should be completed when troubleshooting an instance connection that timed out?
• What happens when connection draining is enabled for a load balancer?
• What security design principle involves classifying data into sensitivity levels and using mechanisms to protect it?
• What is one of the key characteristics of Hadoop's architecture?
• Which scenario is likely NOT a good use case for a NoSQL database?
• Which AWS service provides configuration management services that can be used as a lifecycle tool, and allows for an entire application's architecture to be defined?
• Which disaster recovery architectural pattern has the highest upfront cost?
• Which statement does NOT support the best practice of Prepare?
• Which of the following is designed to be moved between EC2 instances to enable higher availability?
• Which cost optimization design principle would allow a customer to save on costs by stopping resources from running when they are not in use?
• Which of the following statements are true about route tables in a VPC?
• Why is it important to configure IAM roles for EC2 instances?
• By default, which type of VPC does AWS create?
• What constitutes the metrics aggregations in Amazon CloudWatch?
• What must you configure in Amazon CloudFront to allow access to a private Amazon S3 bucket?
• True or False: A simulated environment in the cloud can be achieved at a significantly lower cost than traditional on-premises testing.
• Which AWS service is ideal for storing static assets from a website instead of using an Amazon EC2 instance?
• Which AWS service best supports the Prepare best practice in operational excellence?
• True or False? You can sell your unused Amazon Elastic Compute Cloud (EC2) Reserved Instances to other AWS customers in the AWS Marketplace.
• True or False? A customer has less infrastructure to maintain, scale, and pay for when they optimize costs with caching by offloading popular traffic to Amazon CloudFront and Amazon S3?
• What is a benefit of using AWS Organizations?
• What port must be open for Windows instances to enable remote control via Remote Desktop Protocol (RDP)?
• True or False? When a customer is denied access to an AWS service, they should first check to see if they have permissions to call that action on that resource.
• What action should be taken if an EC2 instance is unreachable?
• What type of workload is Amazon ElastiCache particularly useful for?
• Which AWS service could improve efficiencies by offloading requests from the main database?
• Which AWS feature helps to ensure that resources are optimized and compliant with standards continuously?
• True or False: A dead letter queue can isolate messages that could not be processed for analysis.
• What technique can be employed to manage capacity in a cloud-based environment effectively?
• True or False? When choosing a Region for Amazon S3, geographical proximity to your users is important.
• Which service lets you drag and drop resources onto a design area to automatically generate a JSON-formatted or YAML-formatted CloudFormation template?
• Which AWS CloudFormation asset specifies that a resource must wait to be created until after another resource has been created?
• Which pillar of the Well-Architected Framework emphasizes enhancing the overall security of assets?
• Which tool can help you visualize CloudFormation stacks and their resources?
• What is the reason for preferring fewer subnets of larger sizes over many subnets of smaller sizes?
• Which circumstance exemplifies where an EC2 instance could be effectively replaced with an AWS Lambda function?
• What port must be open for Linux instances to enable remote control via Secure Shell (SSH)?
• Which AWS service provides a frequently updated knowledge base of rules for security standards and vulnerabilities?
• True or False? The best practice of Evolve can be supported through trend analysis and cross-team retrospectives.
• True or False: Using a middleware solution is the best way to ensure long-term inter-service communication.
• Which service is best suited for real-time data processing over large distributed data streams?
• True or False: It is a best practice to use custom route tables for each subnet for granular routing.
• Which pillar of the Well-Architected Framework focuses on delivering business value and improving processes?
• Which statement aligns with stream processing?
• Which AWS service enables central application of policy-based controls across multiple accounts?
• Which AWS feature helps with elasticity during peak usage?
• Which service helps you see an inventory of your AWS resources and configurations?
• Which of the following is an advantage of using AWS CloudFormation?
• Which AWS service can be used to analyze streaming data in real-time?
• Which part of an AWS CloudFormation template allows a customer to customize things within the stack by passing a value to a template at runtime?
• What does Amazon Inspector use to assess an application's security?
• What type of architecture allows for components to be developed and deployed independently?
• True or False: An internal load balancer distributes traffic to EC2 instances from clients with access to the VPC for the load balancer.
• What service will help you monitor for sudden reliability issues?
• True or False: Amazon Route 53 can perform health checks on resources.
• The use of managed solutions as intermediaries in a system promotes:
• A customer needs per-second billing as an option. Which types of purchase options do they have regarding instance type?