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Amazon AWS Certified Cloud Practitioner CLF-C02 Bundle

Exam Code: AWS Certified Cloud Practitioner CLF-C02

Exam Name AWS Certified Cloud Practitioner CLF-C02

Certification Provider: Amazon

Corresponding Certification: AWS Certified Cloud Practitioner

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Amazon AWS Certified Cloud Practitioner CLF-C02 Practice Test 22

Question 210

A backup archive is rarely read and retrieval can wait hours at the lowest suitable storage price. Which AWS concept, service, or responsibility BEST addresses the stated requirement?

  1. Evaluate AWS Storage Gateway for the supported hybrid storage use case.
  2. Evaluate an appropriate Amazon S3 Glacier archival storage class.
  3. Use a suitable S3 frequently accessed class for hot objects rather than deep archive.
  4. Consider Amazon EFS for managed shared file storage.

Explanation

Correct Answer

B:

Evaluate an appropriate Amazon S3 Glacier archival storage class. This choice addresses the specific business requirement: S3 archival tiers trade retrieval speed and access conditions for different storage economics. A clear way to confirm success is: A trial restore completes inside the documented acceptable retrieval window. To sustain the result: Set lifecycle transitions and account for retrieval charges.

Incorrect Answers

A:

Storage Gateway bridges local applications and AWS storage with defined gateway interfaces. In this question, however, s3 archival tiers trade retrieval speed and access conditions for different storage economics. The answer that meets the requirement is: Evaluate an appropriate Amazon S3 Glacier archival storage class.

C:

Retrieval characteristics and cost differ materially across S3 classes. In this question, however, s3 archival tiers trade retrieval speed and access conditions for different storage economics. The answer that meets the requirement is: Evaluate an appropriate Amazon S3 Glacier archival storage class.

D:

EFS provides elastic file-system access to multiple supported clients, unlike one instance's local disk. In this question, however, s3 archival tiers trade retrieval speed and access conditions for different storage economics. The answer that meets the requirement is: Evaluate an appropriate Amazon S3 Glacier archival storage class.

Question 211

An order processor needs a queue that buffers tasks until worker applications can consume them. Which AWS concept, service, or responsibility BEST addresses the stated requirement?

  1. Consider AWS CodeBuild for managed build execution.
  2. Consider AWS IoT Core for supported device connectivity and messaging.
  3. Use Amazon SQS for decoupled message buffering.
  4. Consider AWS Amplify for suitable frontend and mobile delivery requirements.

Explanation

Correct Answer

C:

Use Amazon SQS for decoupled message buffering. This choice addresses the specific business requirement: SQS lets producers enqueue work and consumers process it asynchronously. A clear way to confirm success is: A backlog can accumulate during worker downtime and drain when workers return. To sustain the result: Design retries and dead-letter queue handling.

Incorrect Answers

A:

CodeBuild runs configured build tasks rather than acting as a live application server. In this question, however, sQS lets producers enqueue work and consumers process it asynchronously. The answer that meets the requirement is: Use Amazon SQS for decoupled message buffering.

B:

IoT Core provides managed device messaging and identity connectivity rather than conventional web email. In this question, however, sQS lets producers enqueue work and consumers process it asynchronously. The answer that meets the requirement is: Use Amazon SQS for decoupled message buffering.

D:

Amplify provides developer tooling and hosting integrations for web and mobile frontends. In this question, however, sQS lets producers enqueue work and consumers process it asynchronously. The answer that meets the requirement is: Use Amazon SQS for decoupled message buffering.

Question 212

A growing MySQL or PostgreSQL application needs a cloud-native distributed database storage architecture, automatic storage growth, and resilient managed replication rather than only a managed traditional engine. Which high-level AWS choice is MOST suitable for the business need?

  1. Use AWS Database Migration Service for supported database migration and change replication.
  2. Evaluate a NoSQL service such as DynamoDB instead of assuming all data needs an RDBMS.
  3. Deploy standard Amazon RDS for MySQL or PostgreSQL and assume its instance storage automatically has Aurora's distributed cluster-volume architecture.
  4. Consider Amazon Aurora for the supported relational engine requirements.

Explanation

Correct Answer

D:

Consider Amazon Aurora for the supported relational engine requirements. This choice addresses the specific business requirement: Amazon Aurora provides MySQL- and PostgreSQL-compatible engines with a cloud-optimized distributed storage architecture and built-in replication. A clear way to confirm success is: An application test verifies supported SQL compatibility, storage growth and an approved database failover exercise on Aurora. To sustain the result: Confirm required engine features, high-availability options and total cost before choosing Aurora.

Incorrect Answers

A:

DMS assists data movement and supported ongoing change capture between database endpoints. In this question, however, aurora is an AWS-managed relational database offering with compatible engine interfaces. The answer that meets the requirement is: Consider Amazon Aurora for the supported relational engine requirements.

B:

Managed NoSQL models can match simple key-oriented workloads without relational table joins. In this question, however, aurora is an AWS-managed relational database offering with compatible engine interfaces. The answer that meets the requirement is: Consider Amazon Aurora for the supported relational engine requirements.

C:

Amazon RDS is the management family that also hosts Aurora engine choices, but a traditional RDS MySQL/PostgreSQL instance does not automatically acquire the Aurora distributed cluster storage model requested in this scenario.

Question 213

A company budgets only server purchases and ignores air conditioning, power and physical security for its data center. Which response BEST fits this cloud scenario?

  1. Include facilities and ongoing operations in on-premises total cost of ownership.
  2. Evaluate Bring Your Own License terms against license-included offerings.
  3. Use short-lived metered cloud experiments with explicit spending guardrails.
  4. Include decommissioning and transition costs in the cloud TCO comparison.

Explanation

Correct Answer

A:

Include facilities and ongoing operations in on-premises total cost of ownership. This choice addresses the specific business requirement: Hardware cost alone omits substantial recurring infrastructure operating expenses. A clear way to confirm success is: A revised TCO estimate captures energy, cooling, space and maintenance. To sustain the result: Review full operating overhead when comparing cloud economics.

Incorrect Answers

B:

BYOL and included licensing have different eligibility, usage and financial assumptions. In this question, however, hardware cost alone omits substantial recurring infrastructure operating expenses. The answer that meets the requirement is: Include facilities and ongoing operations in on-premises total cost of ownership.

C:

Variable consumption lets the company limit exposure while evaluating uncertain demand. In this question, however, hardware cost alone omits substantial recurring infrastructure operating expenses. The answer that meets the requirement is: Include facilities and ongoing operations in on-premises total cost of ownership.

D:

Duplicate infrastructure during migration can temporarily increase total spending. In this question, however, hardware cost alone omits substantial recurring infrastructure operating expenses. The answer that meets the requirement is: Include facilities and ongoing operations in on-premises total cost of ownership.

Question 214

A team asks whether Amazon EC2, RDS and Lambda all have identical patching duties. Which response BEST fits this cloud scenario?

  1. Keep application code, data and permissions under the customer's responsibility.
  2. Explain how the shared-responsibility boundary changes with the service abstraction level.
  3. Recognize cloud-provider responsibility for underlying hardware lifecycle and sanitization processes.
  4. Assign each control based on service type and what AWS or the customer actually configures.

Explanation

Correct Answer

B:

Explain how the shared-responsibility boundary changes with the service abstraction level. This choice addresses the specific business requirement: Managed and serverless services shift more platform maintenance to AWS than self-managed EC2. A clear way to confirm success is: The responsibility chart distinguishes guest OS patching, managed engine maintenance and application code. To sustain the result: Review the service-specific responsibility matrix before choosing a platform.

Incorrect Answers

A:

Serverless execution management does not transfer customer application correctness or authorized access policy to AWS. In this question, however, managed and serverless services shift more platform maintenance to AWS than self-managed EC2. The answer that meets the requirement is: Explain how the shared-responsibility boundary changes with the service abstraction level.

C:

Physical disk destruction and facility control belong to AWS's infrastructure operations. In this question, however, managed and serverless services shift more platform maintenance to AWS than self-managed EC2. The answer that meets the requirement is: Explain how the shared-responsibility boundary changes with the service abstraction level.

D:

Responsibility is divided by layer and service, not split equally for every setting. In this question, however, managed and serverless services shift more platform maintenance to AWS than self-managed EC2. The answer that meets the requirement is: Explain how the shared-responsibility boundary changes with the service abstraction level.

Question 215

A company needs encrypted S3 data protected with centrally managed access policies and auditing. Which response BEST fits this cloud scenario?

  1. Apply suitable AWS Organizations service control policies to eligible member accounts.
  2. Enable a suitable threat detection service such as GuardDuty rather than relying on cost reports.
  3. Combine S3 encryption configuration with KMS permissions and relevant logs.
  4. Use AWS Security Hub for centralized security findings and posture visibility.

Explanation

Correct Answer

C:

Combine S3 encryption configuration with KMS permissions and relevant logs. This choice addresses the specific business requirement: Encryption protects stored information while separate key policies and audit controls govern who uses it. A clear way to confirm success is: Authorized clients access encrypted objects and unauthorized key use fails. To sustain the result: Review encryption defaults and key permissions on each new bucket.

Incorrect Answers

A:

SCPs set permission guardrails for principals in member accounts; they do not themselves grant permissions. In this question, however, encryption protects stored information while separate key policies and audit controls govern who uses it. The answer that meets the requirement is: Combine S3 encryption configuration with KMS permissions and relevant logs.

B:

Unexpected charges may suggest abuse but do not provide timely threat analysis by themselves. In this question, however, encryption protects stored information while separate key policies and audit controls govern who uses it. The answer that meets the requirement is: Combine S3 encryption configuration with KMS permissions and relevant logs.

D:

Security Hub aggregates and prioritizes security signals rather than replacing every source detector. In this question, however, encryption protects stored information while separate key policies and audit controls govern who uses it. The answer that meets the requirement is: Combine S3 encryption configuration with KMS permissions and relevant logs.

Question 216

A machine-learning training workload needs hardware acceleration that ordinary general-purpose CPUs cannot provide efficiently. Which high-level AWS choice is MOST suitable for the business need?

  1. Choose Amazon Elastic Kubernetes Service for Kubernetes orchestration.
  2. Use AWS Fargate with a supported container orchestration service.
  3. Consider AWS Elastic Beanstalk for application deployment and environment management.
  4. Evaluate accelerated-computing EC2 instances appropriate to the software workload.

Explanation

Correct Answer

D:

Evaluate accelerated-computing EC2 instances appropriate to the software workload. This choice addresses the specific business requirement: GPU and other accelerator capabilities are available in specialized instance families. A clear way to confirm success is: Training tests use the expected accelerator and meet performance needs. To sustain the result: Confirm framework compatibility and utilization before purchasing capacity.

Incorrect Answers

A:

EKS provides managed Kubernetes control-plane capabilities for compatible workloads. In this question, however, gPU and other accelerator capabilities are available in specialized instance families. The answer that meets the requirement is: Evaluate accelerated-computing EC2 instances appropriate to the software workload.

B:

Fargate provides serverless container compute capacity while developers maintain images and tasks. In this question, however, gPU and other accelerator capabilities are available in specialized instance families. The answer that meets the requirement is: Evaluate accelerated-computing EC2 instances appropriate to the software workload.

C:

Elastic Beanstalk automates parts of application infrastructure provisioning and scaling while users supply code. In this question, however, gPU and other accelerator capabilities are available in specialized instance families. The answer that meets the requirement is: Evaluate accelerated-computing EC2 instances appropriate to the software workload.

Question 217

A security officer needs to know who called an AWS management API and when. What is the MOST appropriate AWS-related decision here?

  1. Use AWS CloudTrail event records for API activity auditing.
  2. Consider AWS Control Tower for governed account setup within AWS Organizations.
  3. Use appropriate AWS Artifact reports and Audit Manager assessments for distinct evidence needs.
  4. Use Amazon Inspector for supported vulnerability assessment.

Explanation

Correct Answer

A:

Use AWS CloudTrail event records for API activity auditing. This choice addresses the specific business requirement: CloudTrail captures supported account activity and API calls, distinct from performance metrics. A clear way to confirm success is: A controlled IAM policy change is attributable to a recorded actor and time. To sustain the result: Protect trail destinations and retain events according to policy.

Incorrect Answers

B:

Control Tower helps establish and manage a governed landing-zone baseline. In this question, however, cloudTrail captures supported account activity and API calls, distinct from performance metrics. The answer that meets the requirement is: Use AWS CloudTrail event records for API activity auditing.

C:

Provider compliance reports and customer control evidence answer different audit questions. In this question, however, cloudTrail captures supported account activity and API calls, distinct from performance metrics. The answer that meets the requirement is: Use AWS CloudTrail event records for API activity auditing.

D:

Inspector evaluates software vulnerabilities and exposure; it is not an API audit history service. In this question, however, cloudTrail captures supported account activity and API calls, distinct from performance metrics. The answer that meets the requirement is: Use AWS CloudTrail event records for API activity auditing.

Question 218

A global company wants teams in different countries to create identical test environments. What is the MOST appropriate AWS-related decision here?

  1. Consider an appropriate multi-Region disaster-recovery approach for the business RTO and RPO.
  2. Use consistent cloud provisioning interfaces and templates in approved Regions.
  3. Deploy approved workloads into appropriate existing AWS Regions.
  4. Use self-service infrastructure provisioning to shorten delivery cycles.

Explanation

Correct Answer

B:

Use consistent cloud provisioning interfaces and templates in approved Regions. This choice addresses the specific business requirement: AWS APIs enable repeatable delivery without duplicating physical build procedures at every site. A clear way to confirm success is: Separate teams create equivalent environments from the same reviewed template. To sustain the result: Version infrastructure definitions and use regional policy guardrails.

Incorrect Answers

A:

Separate Regions offer distinct geographic failure domains beyond one Region's AZs. In this question, however, aWS APIs enable repeatable delivery without duplicating physical build procedures at every site. The answer that meets the requirement is: Use consistent cloud provisioning interfaces and templates in approved Regions.

C:

AWS global infrastructure avoids having to construct every local facility before launching services. In this question, however, aWS APIs enable repeatable delivery without duplicating physical build procedures at every site. The answer that meets the requirement is: Use consistent cloud provisioning interfaces and templates in approved Regions.

D:

Cloud resource APIs replace portions of lengthy manual physical-hardware requests. In this question, however, aWS APIs enable repeatable delivery without duplicating physical build procedures at every site. The answer that meets the requirement is: Use consistent cloud provisioning interfaces and templates in approved Regions.

Question 219

A company writes an application that must interact programmatically with AWS services from its code. Which response BEST fits this cloud scenario?

  1. Choose a repeatable provisioning process instead of manual per-region recreation.
  2. Adopt a suitable hybrid-cloud deployment model.
  3. Use an appropriate AWS SDK for the application's language.
  4. Use infrastructure as code such as AWS CloudFormation for repeatable provisioning.

Explanation

Correct Answer

C:

Use an appropriate AWS SDK for the application's language. This choice addresses the specific business requirement: SDKs provide supported service API integrations in application code. A clear way to confirm success is: A test program performs one authorized service call and handles errors properly. To sustain the result: Use role-based credentials and maintain SDK dependencies.

Incorrect Answers

A:

Manual duplication increases configuration inconsistency and slows recovery or expansion. In this question, however, sDKs provide supported service API integrations in application code. The answer that meets the requirement is: Use an appropriate AWS SDK for the application's language.

B:

Hybrid deployment combines on-premises resources with cloud services rather than requiring everything in one location. In this question, however, sDKs provide supported service API integrations in application code. The answer that meets the requirement is: Use an appropriate AWS SDK for the application's language.

D:

Declarative templates make consistent deployment and change review easier than manual duplication. In this question, however, sDKs provide supported service API integrations in application code. The answer that meets the requirement is: Use an appropriate AWS SDK for the application's language.

Question 220

A support engineer wants to perform repeatable scripted operations against AWS from a terminal. Which high-level AWS choice is MOST suitable for the business need?

  1. Recognize that supported AWS services can be accessed through console, CLI, SDKs and APIs.
  2. Adopt a suitable hybrid-cloud deployment model.
  3. Select a cloud-plus-on-premises hybrid arrangement for the migration period.
  4. Use the AWS Command Line Interface with appropriately scoped credentials.

Explanation

Correct Answer

D:

Use the AWS Command Line Interface with appropriately scoped credentials. This choice addresses the specific business requirement: The CLI exposes AWS operations as commands suitable for scripting and automation. A clear way to confirm success is: An authorized command lists expected resources and is denied unrelated actions. To sustain the result: Avoid placing long-lived credentials inside shell scripts.

Incorrect Answers

A:

Multiple access methods expose cloud capabilities for interactive and programmatic tasks. In this question, however, the CLI exposes AWS operations as commands suitable for scripting and automation. The answer that meets the requirement is: Use the AWS Command Line Interface with appropriately scoped credentials.

B:

Hybrid deployment combines on-premises resources with cloud services rather than requiring everything in one location. In this question, however, the CLI exposes AWS operations as commands suitable for scripting and automation. The answer that meets the requirement is: Use the AWS Command Line Interface with appropriately scoped credentials.

C:

Cloud and traditional infrastructures can coexist under a hybrid operating model. In this question, however, the CLI exposes AWS operations as commands suitable for scripting and automation. The answer that meets the requirement is: Use the AWS Command Line Interface with appropriately scoped credentials.