View Full Amazon AWS Certified Cloud Practitioner CLF-C02 Exam Dumps and Practice Test Dumps.

 

Question 21

Which AWS service is primarily used to provide a logically isolated virtual network for AWS resources?

1. Amazon VPC
2. Amazon Route 53
3. AWS Direct Connect
4. Amazon CloudFront

Correct Answer: 1

Explanation

Amazon Virtual Private Cloud, or Amazon VPC, allows customers to create a logically isolated network environment within AWS. A VPC can contain resources such as EC2 instances and can be configured with subnets, route tables, gateways, and network security controls. Organizations use VPCs to control how resources communicate with each other and with external networks. Route 53 provides DNS services, Direct Connect provides dedicated connectivity to AWS, and CloudFront is a content delivery network. Therefore, Amazon VPC is the service specifically designed for creating isolated virtual networks.

Question 22

Which AWS service records API calls and account activity for auditing and governance purposes?

1. Amazon Inspector
2. AWS CloudTrail
3. Amazon CloudWatch
4. AWS Config

Correct Answer: 2

Explanation

AWS CloudTrail records API activity and actions performed in an AWS account. It can capture information such as who made a request, which service was accessed, what action occurred, and when the action took place. Organizations commonly use CloudTrail for security investigations, auditing, compliance, and operational troubleshooting. Amazon CloudWatch focuses on monitoring metrics, logs, and operational events. AWS Config tracks resource configurations, while Amazon Inspector identifies certain security vulnerabilities. CloudTrail is therefore the appropriate service when the requirement involves recording API calls and account activity.

Question 23

Which AWS service provides a managed NoSQL database with single-digit millisecond performance at scale?

1. Amazon Aurora
2. Amazon Redshift
3. Amazon DynamoDB
4. Amazon Neptune

Correct Answer: 3

Explanation

Amazon DynamoDB is a fully managed NoSQL database service designed to provide fast and predictable performance at scale. It supports key-value and document data models and automatically handles much of the underlying infrastructure management. DynamoDB is suitable for applications requiring high availability and low-latency database operations. Amazon Aurora is a relational database engine compatible with MySQL and PostgreSQL, Amazon Redshift is designed primarily for analytics and data warehousing, and Amazon Neptune is a graph database service. Therefore, DynamoDB is the appropriate choice for scalable NoSQL workloads.

Question 24

Which AWS service provides centralized security findings from multiple AWS security services?

1. AWS Security Hub
2. AWS Artifact
3. AWS IAM
4. AWS Shield

Correct Answer: 1

Explanation

AWS Security Hub provides a centralized location for aggregating, organizing, and analyzing security findings from supported AWS services and integrated security products. This helps organizations gain a broader view of their security posture and prioritize security issues. Security Hub can work with services such as Amazon GuardDuty, Amazon Inspector, and other supported integrations. AWS Artifact provides access to compliance reports and agreements, IAM manages identities and permissions, and AWS Shield provides DDoS protection. Therefore, Security Hub is designed for centralized security finding management.

Question 25

A startup wants to deploy a simple web application without managing complex infrastructure. Which AWS service is specifically designed to simplify application deployment?

1. AWS Elastic Beanstalk
2. Amazon EBS
3. AWS Artifact
4. Amazon S3 Glacier

Correct Answer: 1

Explanation

AWS Elastic Beanstalk is a platform service that simplifies deploying and managing applications in AWS. Developers can upload application code while Elastic Beanstalk handles many underlying deployment tasks, including provisioning supported infrastructure, load balancing, and application health monitoring. It is useful for customers who want to deploy applications without manually managing every infrastructure component. Amazon EBS provides block storage, AWS Artifact provides compliance documentation, and S3 Glacier storage classes are intended for archival data. Elastic Beanstalk therefore fits the requirement for simplified application deployment.

Question 26

Which AWS service is designed to provide a highly scalable data warehouse for analytics?

1. Amazon RDS
2. Amazon Redshift
3. Amazon DynamoDB
4. Amazon ElastiCache

Correct Answer: 2

Explanation

Amazon Redshift is a managed cloud data warehouse designed for large-scale analytics and complex queries across substantial datasets. It is commonly used for business intelligence, reporting, and analytical workloads where organizations need to process and analyze large volumes of structured and semi-structured data. Amazon RDS provides managed relational databases for transactional workloads, DynamoDB is a NoSQL database, and ElastiCache provides in-memory caching. Redshift is specifically designed around analytical data warehousing, making it the appropriate AWS service for large-scale data analysis.

Question 27

Which AWS feature allows a customer to receive a notification when actual or forecasted spending exceeds a defined threshold?

1. AWS Budgets
2. AWS CloudTrail
3. AWS Config
4. Amazon Inspector

Correct Answer: 1

Explanation

AWS Budgets allows customers to create customized cost and usage budgets and configure alerts when spending or usage reaches defined thresholds. Notifications can help organizations monitor their AWS expenditure and respond before costs become significantly higher than expected. Budgets can be useful for individuals, projects, departments, and organizations that need financial controls around cloud usage. CloudTrail records API activity, Config tracks resource configurations, and Inspector focuses on security assessment. Therefore, AWS Budgets is the service specifically designed for monitoring spending against predefined financial thresholds.

Question 28

Which AWS service provides a dedicated private connection from an organization’s network to AWS?

1. Amazon VPC
2. AWS Direct Connect
3. Amazon CloudFront
4. Amazon Route 53

Correct Answer: 2

Explanation

AWS Direct Connect provides a dedicated network connection between an organization’s network and AWS. Unlike a standard internet connection, Direct Connect can provide a more consistent network path and is commonly used when organizations have requirements for predictable connectivity, performance, or hybrid network architectures. Amazon VPC creates isolated virtual networks, CloudFront distributes content through edge locations, and Route 53 provides DNS and domain services. Therefore, Direct Connect is the appropriate service when an organization needs dedicated connectivity between its environment and AWS.

Question 29

Which AWS service is designed to protect applications from distributed denial-of-service attacks?

1. Amazon GuardDuty
2. AWS Shield
3. AWS WAF
4. Amazon Inspector

Correct Answer: 2

Explanation

AWS Shield is a managed service that helps protect AWS applications against distributed denial-of-service, or DDoS, attacks. AWS Shield Standard provides automatic protection for certain AWS services, while AWS Shield Advanced offers additional protection and capabilities for customers with more demanding requirements. AWS WAF focuses on filtering and controlling web requests based on configured rules. GuardDuty provides threat detection, while Inspector helps identify vulnerabilities. Therefore, AWS Shield is the service directly associated with DDoS protection for AWS workloads.

Question 30

Which AWS service allows organizations to centrally manage multiple AWS accounts?

1. AWS Organizations
2. AWS IAM
3. AWS Control Tower
4. Amazon Cognito

Correct Answer: 1

Explanation

AWS Organizations allows businesses to centrally manage multiple AWS accounts. It supports account grouping, consolidated billing, organizational policies, and centralized governance capabilities. This is particularly useful for organizations with separate accounts for departments, development environments, production workloads, or business units. AWS IAM manages identities and permissions within AWS environments, while AWS Control Tower provides capabilities for setting up and governing multi-account environments. Amazon Cognito is primarily used for application user authentication and authorization. AWS Organizations is therefore the core service for centralized multi-account management.

Question 31

Which AWS service provides a managed message queue that helps decouple application components?

1. Amazon SNS
2. Amazon SQS
3. Amazon SES
4. Amazon MQ

Correct Answer: 2

Explanation

Amazon Simple Queue Service, or Amazon SQS, is a managed message queuing service that allows application components to communicate asynchronously. A producer can place messages into a queue, and a consumer can process those messages independently. This decoupling can improve application resilience because individual components do not have to operate at exactly the same time. Amazon SNS primarily provides publish-and-subscribe messaging, SES is designed for email delivery, and Amazon MQ is a managed message broker service. SQS is therefore the appropriate choice for decoupled queue-based application communication.

Question 32

A company needs to migrate an existing application to AWS but wants to make minimal changes to the application code. Which migration strategy is this?

1. Refactoring
2. Replatforming
3. Rehosting
4. Repurchasing

Correct Answer: 3

Explanation

Rehosting, often called lift and shift, involves moving an application to AWS with minimal or no modification to its underlying architecture or code. This strategy can help organizations migrate workloads relatively quickly while postponing major application changes. Replatforming involves making some optimizations without completely redesigning the application. Refactoring involves significantly modifying or redesigning the application to take greater advantage of cloud capabilities. Repurchasing means replacing an existing solution with a different product. Therefore, minimal application changes most closely describe rehosting.

Question 33

Which AWS service provides a managed environment for running containers without requiring customers to manage the underlying servers?

1. AWS Fargate
2. Amazon EC2
3. Amazon Lightsail
4. AWS Lambda

Correct Answer: 1

Explanation

AWS Fargate is a serverless compute engine for containers that works with services such as Amazon ECS and Amazon EKS. It allows customers to run containers without provisioning or managing the underlying servers. AWS handles the infrastructure required to run the containers while customers focus on containerized applications and task configurations. Amazon EC2 requires customers to manage virtual servers, while Lightsail provides simplified cloud resources. Lambda is a serverless function service rather than a general-purpose container orchestration environment. Fargate is therefore appropriate for serverless container workloads.

Question 34

Which AWS service helps protect web applications by filtering HTTP and HTTPS requests according to configurable rules?

1. AWS Shield
2. Amazon GuardDuty
3. AWS WAF
4. AWS Security Hub

Correct Answer: 3

Explanation

AWS WAF, or AWS Web Application Firewall, helps protect web applications by inspecting incoming HTTP and HTTPS requests and applying configured rules. Organizations can use WAF to allow or block traffic based on characteristics such as IP addresses, request patterns, geographic conditions, or specific strings. WAF is particularly useful for addressing common web application threats and controlling unwanted requests. AWS Shield focuses on DDoS protection, GuardDuty provides threat detection, and Security Hub aggregates security findings. Therefore, AWS WAF is the appropriate service for web request filtering.

Question 35

Which AWS service provides automated backup and recovery capabilities for supported AWS services and applications?

1. AWS Backup
2. AWS DataSync
3. AWS Snow Family
4. AWS Transfer Family

Correct Answer: 1

Explanation

AWS Backup is a centralized, managed service that helps automate and manage backups across supported AWS services. Organizations can create backup plans, define schedules, set retention policies, and manage recovery points from a centralized location. This can simplify backup administration and support data protection strategies. AWS DataSync is designed for data transfer, the AWS Snow Family provides physical devices and services for moving or processing data, and AWS Transfer Family supports managed file transfers. AWS Backup is therefore the service most directly associated with centralized automated backup management.

Question 36

Which AWS service is primarily used to transfer large amounts of data between on-premises storage and AWS online services?

1. AWS DataSync
2. Amazon CloudFront
3. Amazon Athena
4. AWS Glue

Correct Answer: 1

Explanation

AWS DataSync is a managed data transfer service designed to move data between on-premises storage systems and AWS storage services. It can automate and accelerate transfers while reducing the operational effort required to build custom data migration solutions. DataSync can be useful for migrations, data replication, and ongoing transfers. CloudFront is a content delivery service, Athena is an interactive analytics service, and Glue is a data integration and preparation service. Therefore, when the primary requirement is efficient transfer of data between on-premises storage and AWS, DataSync is appropriate.

Question 37

Which AWS service allows users to run SQL queries directly against data stored in Amazon S3 without managing database infrastructure?

1. Amazon Redshift
2. Amazon Athena
3. Amazon RDS
4. Amazon Neptune

Correct Answer: 2

Explanation

Amazon Athena is an interactive query service that allows users to analyze data stored in Amazon S3 using standard SQL. It is serverless, meaning customers do not need to provision or manage database servers for the query service. Athena can be useful for analyzing logs, operational datasets, and other files stored in S3. Amazon Redshift is a managed data warehouse, RDS provides relational databases, and Neptune is a graph database service. Therefore, Athena is the appropriate choice when SQL queries need to be run directly against S3-based data.

Question 38

Which AWS service provides a managed way to create, publish, secure, and monitor APIs?

1. Amazon API Gateway
2. Amazon Route 53
3. AWS Direct Connect
4. Amazon CloudFront

Correct Answer: 1

Explanation

Amazon API Gateway is a managed service for creating, publishing, monitoring, and securing APIs. It can act as an entry point for applications that need to communicate with backend services such as AWS Lambda functions or other workloads. API Gateway supports API management capabilities such as authentication, throttling, monitoring, and request handling. Route 53 provides DNS services, Direct Connect provides dedicated connectivity, and CloudFront accelerates content delivery. Therefore, Amazon API Gateway is the appropriate service when an organization needs a managed platform for exposing and controlling APIs.

Question 39

Which AWS service can help identify vulnerabilities in EC2 instances and container images?

1. Amazon Macie
2. Amazon Inspector
3. Amazon GuardDuty
4. AWS Artifact

Correct Answer: 2

Explanation

Amazon Inspector is an automated vulnerability management service that can identify software vulnerabilities and unintended network exposure in supported AWS workloads, including EC2 instances and container images. It helps organizations identify potential security weaknesses so they can prioritize remediation. Amazon Macie is focused on discovering and protecting sensitive data in Amazon S3, while GuardDuty provides threat detection based on supported data sources and activity. AWS Artifact provides access to AWS compliance documentation. Therefore, Amazon Inspector is the appropriate service for vulnerability assessment of supported workloads.

Question 40

Which AWS Cloud benefit allows customers to avoid large upfront investments in physical data center infrastructure?

1. High availability
2. Global reach
3. Trade capital expense for variable expense
4. Fault isolation

Correct Answer: 3

Explanation

One major benefit of AWS Cloud is the ability to replace large upfront capital expenditures with variable expenses based on actual resource usage. Instead of purchasing servers, storage systems, networking equipment, and data center facilities before workloads are deployed, customers can provision AWS resources as needed and pay according to the applicable pricing model. This approach can reduce the need for significant initial infrastructure investment. High availability, global reach, and fault isolation are also important cloud characteristics, but they do not specifically describe the financial shift from capital expense to variable expense.