Practice Free CLF-C02 Exam Online Questions
Which pricing model will interrupt a running Amazon EC2 instance if capacity becomes temporarily unavailable?
- A . On-Demand Instances
- B . Standard Reserved Instances
- C . Spot Instances
- D . Convertible Reserved Instances
C
Explanation:
Spot Instances are a type of EC2 instance that let you bid on unused compute capacity, which AWS offers at a discount of up to 90% compared to On-Demand prices1. Spot Instances are suitable for
fault-tolerant, stateless, or flexible applications that can handle interruptions2. Spot Instances can be interrupted with a two-minute warning when EC2 needs the capacity back3. The other options are not pricing models that will interrupt a running EC2 instance if capacity becomes temporarily unavailable
An independent software vendor wants to deliver and share its custom Amazon Machine images (AMIs) to prospective customers.
Which AWS service will meet these requirements?
- A . AWS Marketplace
- B . AWS Data Exchange
- C . Amazon EC2
- D . AWS Organizations
A
Explanation:
AWS Marketplace is an online store where independent software vendors (ISVs) can list and sell their software products, including custom Amazon Machine Images (AMIs). It allows vendors to share, distribute, and monetize their AMIs with a broad audience of AWS customers.
B. AWS Data Exchange: Incorrect, as it is a service for finding, subscribing to, and using third-party data in the cloud, not for delivering custom AMIs.
C. Amazon EC2: Incorrect, as it is the service for running instances, but it does not provide a marketplace for distributing AMIs.
D. AWS Organizations: Incorrect, as it is a service for managing multiple AWS accounts, not for distributing software products like AMIs.
AWS Cloud
Reference: AWS Marketplace
A cloud engineer wants to know the percentage of the allocated compute units that are in use for a specific Amazon EC2 instance.
Which AWS service can provide this information?
- A . AWS CloudTrail
- B . AWS Config
- C . Amazon CloudWatch
- D . AWS Artifact
C
Explanation:
Amazon CloudWatch is a monitoring and observability service built for DevOps engineers, developers, site reliability engineers (SREs), and IT managers. CloudWatch provides you with data and actionable insights to monitor your applications, respond to system-wide performance changes, optimize resource utilization, and get a unified view of operational health. CloudWatch collects monitoring and operational data in the form of logs, metrics, and events, providing you with a unified view of AWS resources, applications, and services that run on AWS and on-premises servers
A company wants to migrate critical on-premises production systems to Amazon EC2 instances. The production instances will be used for at least 3 years. The company wants a pricing option that will minimize cost.
Which solution will meet these requirements?
- A . On-Demand Instances
- B . Reserved Instances
- C . Spot Instances
- D . AWS Free Tier
B
Explanation:
Reserved Instances (RIs)offer a significant discount (up to 75%) compared to On-Demand pricing in exchange for committing to use AWS for a period of 1 or 3 years. This pricing model is ideal for applications with predictable usage patterns or long-term commitments, such as critical production systems that will be running for at least 3 years.
Which AWS service or tool provides on-demand access to AWS security and compliance reports and AWS online agreements?
- A . AWS Artifact
- B . AWS Trusted Advisor
- C . Amazon Inspector
- D . AWS Billing console
A
Explanation:
AWS Artifact is the AWS service or tool that provides on-demand access to AWS security and compliance reports and AWS online agreements. AWS Trusted Advisor is a tool that provides real-time guidance to help users provision their resources following AWS best practices. Amazon Inspector is a service that helps users improve the security and compliance of their applications. AWS Billing console is a tool that helps users manage their AWS costs and usage. These concepts are explained in the AWS Cloud Practitioner Essentials course3.
A company is hosting a web application in a Docker container on Amazon EC2.
AWS is responsible for which of the following tasks?
- A . Scaling the web application and services developed with Docker
- B . Provisioning or scheduling containers to run on clusters and maintain their availability
- C . Performing hardware maintenance in the AWS facilities that run the AWS Cloud
- D . Managing the guest operating system, including updates and security patches
C
Explanation:
AWS is responsible for performing hardware maintenance in the AWS facilities that run the AWS Cloud. This is part of the shared responsibility model, where AWS is responsible for the security of the cloud, and the customer is responsible for security in the cloud. AWS is also responsible for the global infrastructure that runs all of the services offered in the AWS Cloud, including the hardware, software, networking, and facilities that run AWS Cloud services3. The customer is responsible for the guest operating system, including updates and security patches, as well as the web application and services developed with Docker4.
A company is migrating its applications from on-premises to the AWS Cloud. The company wants to ensure that the applications are assigned only the minimum permissions that are needed to perform all operations.
Which AWS service will meet these requirements?
- A . AWS Identity and Access Management (IAM)
- B . Amazon CloudWatch
- C . Amazon Macie
- D . Amazon GuardDuty
A
Explanation:
AWS Identity and Access Management (IAM) is a service that helps you securely control access to AWS resources for your users. You use IAM to control who can use your AWS resources (authentication) and what resources they can use and in what ways (authorization). IAM also enables you to follow the principle of least privilege, which means granting only the permissions that are necessary to perform a task1.
Reference: AWS Identity and Access Management (IAM) – AWS Documentation
A company is preparing for an audit and wants documentation that AWS complies with the Payment
Card Industry Data Security Standard (PCI DSS).
Where can the company find this documentation?
- A . AWS Artifact
- B . AWS Organizations
- C . AWS Trusted Advisor
- D . AWS Support Center
A
Explanation:
AWS Artifact Overview:
AWS Artifact is a service that provides on-demand access to AWS compliance documentation and agreements.
It includes reports such as PCI DSS, SOC, and ISO certifications.
How AWS Artifact Meets the Requirement:
The PCI DSS compliance documentation can be downloaded directly from the Artifact console. Artifact helps customers demonstrate compliance to auditors by providing official certifications and attestations.
Why Other Options Are Incorrect:
B. AWS Organizations: Used for managing accounts, not compliance reports.
C. AWS Trusted Advisor: Offers best practice checks but does not provide compliance documentation.
D. AWS Support Center: Provides customer support and ticket management but not compliance
documentation.
Reference: AWS Artifact Documentation
A company needs to mount a file share across multiple Amazon EC2 instances as a mapped drive by using the SMB protocol.
Which AWS service will meet these requirements?
- A . Amazon FSx for Windows File Server
- B . Amazon Elastic File System (Amazon EFS)
- C . Amazon S3
- D . AWS DataSync
A company wants to migrate its application to AWS. The company wants to replace upfront expenses with variable payment that is based on usage.
What should the company do to meet these requirements?
- A . Use pay-as-you-go pricing.
- B . Purchase Reserved Instances.
- C . Pay less by using more.
- D . Rightsize instances.
A
Explanation:
Pay-as-you-go pricing is one of the main benefits of AWS. With pay-as-you-go pricing, you pay only for what you use, when you use it. There are no long-term contracts, termination fees, or complex licensing. You replace upfront expenses with lower variable costs and pay only for the resources you consume.