Free Amazon Web Services CLF-C02 Practice Exam with Questions & Answers | Set: 12

AWS Control Tower uses AWS CloudFormation to create resources in your landing zone. AWS CloudFormation is a service that helps you model and set up your AWS resources using templates. AWS Control Tower supports creating AWS::ControlTower::EnabledControl resources in AWS CloudFormation. Therefore, the correct answer is A. You can learn more about AWS Control Tower and AWS CloudFormation

AWS Config is a service that enables you to assess, audit, and evaluate the configurations of your AWS resources. AWS Config continuously monitors and records your AWS resource configurations and allows you to automate the evaluation of recorded configurations against desired configurations. With AWS Config, you can review changes in configurations and relationships between AWS resources, dive into detailed resource configuration histories, and determine your overall compliance against the configurations specified in your internal guidelines3.

The correct answer is C because Dedicated Hosts are Amazon EC2 instances that are required when a user wants to utilize their existing per-socket, per-core, or per-virtual machine software licenses for a Microsoft Windows server running on AWS. Dedicated Hosts are physical servers that are dedicated to a single customer. Dedicated Hosts allow customers to use their existing server-bound software licenses, such as Windows Server, SQL Server, and SUSE Linux Enterprise Server, subject to their license terms. The other options are incorrect because they are not Amazon EC2 instances that are required when a user wants to utilize their existing per-socket, per-core, or per-virtual machine software licenses for a Microsoft Windows server running on AWS. Spot Instances are spare Amazon EC2 instances that are available at up to 90% discount compared to On-Demand prices. Spot Instances are suitable for stateless, fault-tolerant, and flexible workloads that can recover from interruptions easily. Dedicated Instances are Amazon EC2 instances that run on hardware that is dedicated to a single customer, but not to a specific physical server. Dedicated Instances do not allow customers to use their existing server-bound software licenses. Reserved Instances are Amazon EC2 instances that are reserved for a specific period of time (one or three years) in exchange for a lower hourly rate. Reserved Instances are suitable for steady-state or predictable workloads that run for a long duration. Reserved Instances do not allow customers to use their existing server-bound software licenses. Reference: Dedicated Hosts, Amazon EC2 Instance Purchasing Options

AWS Lambda is a service that lets you run code without provisioning or managing servers. You can use Lambda to process event notifications from Amazon S3 when objects are uploaded or deleted. Lambda integrates directly with the event notification and invokes your code automatically. Therefore, the correct answer is A. 

Amazon GuardDuty is a service that provides intelligent threat detection and continuous monitoring for the AWS environment. It analyzes network and account activity using machine learning and threat intelligence to identify potential security threats, such as unauthorized access, compromised credentials, malicious hosts, and reconnaissance activities. It also generates detailed and actionable findings that can be viewed on the AWS Management Console or sent to other AWS services, such as Amazon CloudWatch Events and AWS Lambda, for further analysis or remediation. Amazon GuardDuty OverviewAWS Certified Cloud Practitioner - aws.amazon.com

Amazon CloudFront with Amazon S3 is a solution that allows you to provide static files securely to users from around the world. Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds, all within a developer-friendly environment. Amazon S3 is an object storage service that offers industry-leading scalability, data availability, security, and performance. You can use Amazon S3 to store and retrieve any amount of data from anywhere. You can also configure Amazon S3 to work with Amazon CloudFront to distribute your content to edge locations near your users for faster delivery and lower latency. Amazon Kinesis Data Streams is a service that enables you to build custom applications that process or analyze streaming data for specialized needs. This option is not relevant for providing static files securely. Amazon EC2 instances with an Application Load Balancer is a solution that allows you to distribute incoming traffic across multiple targets, such as EC2 instances, in multiple Availability Zones. This option is suitable for dynamic web applications, but not necessary for static files. Amazon Elastic File System (Amazon EFS) is a service that provides a simple, scalable, fully managed elastic NFS file system for use with AWS Cloud services and on-premises resources. This option is not relevant for providing static files securely.

AWS Pricing Calculator is the AWS service or tool that the company should use to estimate its future AWS service costs before the migration. AWS Pricing Calculator is a web-based tool that allows the company to create cost estimates for various AWS services and scenarios. AWS Pricing Calculator helps the company to compare the costs of running the workload on premises versus on AWS, and to optimize the costs by choosing the best options for the workload. AWS Pricing Calculator also provides a detailed breakdown of the cost components and a downloadable report. For more information, see [AWS Pricing Calculator] and [Getting Started with AWS Pricing Calculator] .

Cost Explorer enables visualization and analysis of AWS costs and usage over specific time periods. It provides detailed reports, trends, and forecasts for cost management. Consolidated billing and AWS Organizations are useful for billing management across accounts, while AWS Budgets helps set spending thresholds but does not provide visualization tools for cost and usage.

AWS Systems Manager offers the capability to automate patching for Amazon EC2 instances, including Windows instances, through Patch Manager. It can automate patching tasks, schedule updates, and apply patches based on specified baselines. AWS Organizations and Control Tower focus on account management and governance, while Elastic Load Balancing (ELB) is unrelated to patch management.

Amazon Connect is the AWS cloud contact-center service intended for building customer service centers. It provides capabilities for voice, chat, tasks, routing, queues, agent access, contact flows, reporting, and integrations with other AWS services. A company can create a virtual contact-center instance, obtain or port telephone numbers, add agents, configure routing profiles, and define how contacts move through the customer experience. Therefore, option B is correct. Current AWS documentation may display the service within updated “Connect Customer” naming, while Amazon Connect remains the name used in this exam option. Amazon Athena is a serverless interactive query service used to analyze data with SQL, commonly against data stored in Amazon S3. AWS Direct Connect establishes dedicated network connectivity between a customer environment and AWS. AWS Enterprise Support is a support plan that provides technical guidance and support capabilities; it is not a platform for operating a customer contact center. The phrase “cloud-based customer service centers” directly maps to Amazon Connect’s fully managed contact-center functionality, which allows organizations to serve customers without deploying traditional on-premises contact-center infrastructure.

Spot Instances offer the lowest cost for Amazon EC2 and are suitable for non-production workloads like development and testing where occasional unavailability is acceptable. Spot Instances take advantage of unused EC2 capacity at a reduced cost, making them ideal for environments that can tolerate interruptions. Reserved or On-Demand Instances would be more expensive for this scenario, and Dedicated Hosts are not cost-effective for non-production environments.

AWS Certificate Manager (ACM) Overview:

ACM simplifies the process of provisioning, managing, and deploying SSL/TLS certificates.

These certificates are used to secure HTTPS connections, ensuring encrypted communication between clients and servers.

How ACM Meets the Goal:

Provides free public SSL/TLS certificates.

Automates certificate renewals and deployment with services like Elastic Load Balancing and Amazon CloudFront.

Reduces the operational overhead of managing SSL/TLS certificates.

Why Other Options Are Incorrect:

A. AWS WAF:Focuses on application-layer protection (e.g., SQL injection, cross-site scripting) but does not handle SSL/TLS encryption.

B. AWS Shield:Provides protection against DDoS attacks, not encryption.

C. Amazon VPC:Used for networking and security at the infrastructure level but does not manage SSL/TLS certificates.

Comprehensive and Detailed Explanation From AWS Cloud Documentation:

AWS Organizations enables centralized governance and management across multiple AWS accounts. One of its core capabilities is creating, attaching, and managing service control policies, or SCPs. SCPs establish permission guardrails for accounts in an organization by defining the maximum permissions available to IAM users and IAM roles in affected member accounts. They can be attached at the organization root, organizational unit, or account level, depending on the required governance structure. SCPs do not grant permissions by themselves; IAM identity-based or resource-based policies must still allow an action. Instead, an SCP limits which permissions can be effective, helping an organization enforce access-control standards across accounts. This makes option B correct. Troubleshooting application performance and monitoring application performance are operational-observability tasks commonly addressed with services such as Amazon CloudWatch and AWS X-Ray, not the primary function identified here for AWS Organizations. Migrating applications to microservices is an application modernization activity and likewise is not performed by AWS Organizations. The service’s role is multi-account organization, policy-based governance, consolidated management, and related account controls.

AWS Transit Gateway acts as a cloud router for connecting multiple VPCs and on-premises networks, simplifying network management by creating a hub-and-spoke model for routing traffic. Direct Connect provides a private connection to AWS but does not function as a central router. Amazon Connect is unrelated, and Route 53 is for DNS services, not VPC connectivity.

Amazon S3 Glacier Flexible Retrieval is optimized for storing infrequently accessed data at a very low cost, making it suitable for data archiving and long-term backups. It provides flexible retrieval options for archived data. Other services like FSx for Lustre, EBS, and EFS are more suited for frequently accessed data and higher-performance use cases, not archival storage.

Scaling horizontally, or adding more instances of resources rather than increasing the size of a single instance, is a core principle of the Performance Efficiency pillar of the AWS Well-Architected Framework. It enables applications to handle increasing loads by distributing traffic across multiple resources. Other options, such as serverless architectures, managed services, and cost measurement, align with other pillars of the framework.