Sample Questions and Answers
Which of the following is a fundamental benefit of using AWS Cloud?
A) High upfront costs
B) Pay-as-you-go pricing model
C) Limited scalability
D) Hardware management
Answer: B) Pay-as-you-go pricing model
Explanation: One of the fundamental benefits of AWS Cloud is its pay-as-you-go pricing model, where you only pay for the resources you actually use, helping to reduce costs.
Which of the following AWS services is used to analyze security vulnerabilities in your AWS environment?
A) AWS Shield
B) AWS Inspector
C) AWS WAF
D) AWS CloudTrail
Answer: B) AWS Inspector
Explanation: AWS Inspector is an automated security assessment service that helps identify security vulnerabilities and deviations from best practices in your AWS environment.
Which AWS service allows you to manage and monitor encryption keys for your applications and services?
A) AWS Key Management Service (KMS)
B) AWS Secrets Manager
C) AWS Identity and Access Management (IAM)
D) AWS CloudHSM
Answer: A) AWS Key Management Service (KMS)
Explanation: AWS KMS enables you to create and manage cryptographic keys for your AWS services and applications, ensuring that sensitive data is protected.
Which AWS service provides on-demand, scalable compute capacity?
A) Amazon EC2
B) AWS Lambda
C) Amazon RDS
D) Amazon S3
Answer: A) Amazon EC2
Explanation: Amazon EC2 provides on-demand scalable compute capacity, allowing you to run virtual machines (instances) in the cloud based on your needs.
What AWS service can be used to store data for backup and archiving with low-cost long-term storage?
A) Amazon S3
B) Amazon Glacier
C) Amazon RDS
D) AWS Snowball
Answer: B) Amazon Glacier
Explanation: Amazon Glacier is a low-cost, long-term storage service used for data archiving and backup, offering retrieval times from minutes to hours.
Which AWS service helps to protect applications from DDoS (Distributed Denial of Service) attacks?
A) AWS Shield
B) AWS WAF
C) AWS CloudFront
D) Amazon VPC
Answer: A) AWS Shield
Explanation: AWS Shield is a managed DDoS protection service that helps safeguard AWS applications from attacks, providing real-time detection and automatic mitigation.
Which AWS service enables you to create and manage scalable virtual private networks (VPNs)?
A) AWS VPN
B) AWS Direct Connect
C) Amazon VPC
D) AWS CloudFormation
Answer: A) AWS VPN
Explanation: AWS VPN enables you to create secure and scalable VPN connections between your on-premises network and your AWS resources.
Which of the following AWS services provides a fully managed NoSQL database solution?
A) Amazon RDS
B) Amazon DynamoDB
C) Amazon Aurora
D) Amazon Redshift
Answer: B) Amazon DynamoDB
Explanation: Amazon DynamoDB is a fully managed NoSQL database service that provides fast and predictable performance with seamless scalability.
What is the primary purpose of AWS Identity and Access Management (IAM)?
A) To manage network configurations
B) To enable you to monitor resources
C) To manage user access to AWS resources
D) To store sensitive data
Answer: C) To manage user access to AWS resources
Explanation: AWS IAM allows you to securely manage user access to AWS resources by defining policies that determine which resources users can access.
Which AWS service can be used to create and manage a content delivery network (CDN)?
A) AWS CloudFront
B) Amazon S3
C) Amazon EC2
D) Amazon Route 53
Answer: A) AWS CloudFront
Explanation: AWS CloudFront is a global content delivery network (CDN) service that accelerates content delivery by caching copies of content in edge locations around the world.
Which AWS service provides detailed billing, usage data, and cost allocation reports for your AWS account?
A) AWS Cost Explorer
B) AWS Billing and Cost Management Dashboard
C) AWS CloudWatch
D) AWS Trusted Advisor
Answer: B) AWS Billing and Cost Management Dashboard
Explanation: The AWS Billing and Cost Management Dashboard allows you to manage your account’s billing, monitor usage, and receive detailed billing and cost allocation reports for AWS services.
Which of the following is a benefit of AWS Cloud?
A) Pay-as-you-go pricing
B) Limited scalability
C) Higher infrastructure costs
D) Complex resource provisioning
Answer: A) Pay-as-you-go pricing
Explanation: AWS Cloud offers a pay-as-you-go pricing model, where customers only pay for the resources they actually use, helping them avoid upfront costs and optimize spending.
Which AWS service is used to store and manage data with low-latency and high throughput for workloads like databases and analytics?
A) Amazon S3
B) Amazon EFS
C) Amazon EBS
D) Amazon Glacier
Answer: C) Amazon EBS
Explanation: Amazon Elastic Block Store (EBS) provides persistent block-level storage for use with Amazon EC2 instances, offering low-latency, high-throughput storage for database and analytics workloads.
What is the maximum number of AWS accounts that can be linked together in an AWS Organization?
A) 10
B) 50
C) 100
D) 500
Answer: C) 100
Explanation: An AWS Organization can link up to 100 AWS accounts, allowing you to manage them centrally using features like consolidated billing and governance policies.
Which of the following is a key benefit of using Amazon S3?
A) Short-term storage for active workloads
B) High availability and durability of data
C) Limited scalability
D) Low-cost compute for heavy processing
Answer: B) High availability and durability of data
Explanation: Amazon S3 is designed for 99.999999999% durability and provides high availability and scalability for storing and retrieving any amount of data at any time.
Which AWS service helps manage authentication and access for applications running on Amazon EC2 instances?
A) AWS Identity and Access Management (IAM)
B) Amazon Cognito
C) AWS Directory Service
D) AWS Secrets Manager
Answer: B) Amazon Cognito
Explanation: Amazon Cognito is a service that handles authentication and user management for web and mobile applications, allowing you to securely manage access to your AWS resources.
What does AWS CloudFormation provide?
A) Secure VPN connections to AWS
B) Automation for application deployment
C) Infrastructure as code for provisioning resources
D) Cost management for AWS services
Answer: C) Infrastructure as code for provisioning resources
Explanation: AWS CloudFormation allows you to define and provision AWS infrastructure as code, using templates to automate the deployment and configuration of AWS resources.
Which of the following is an AWS compute service that runs code in response to events without provisioning or managing servers?
A) AWS EC2
B) AWS Lambda
C) Amazon Lightsail
D) Amazon Elastic Beanstalk
Answer: B) AWS Lambda
Explanation: AWS Lambda is a serverless compute service that runs code in response to events, allowing you to execute code without managing or provisioning servers.
Which AWS service allows you to monitor the performance of your AWS resources and applications in real-time?
A) AWS CloudTrail
B) AWS CloudWatch
C) AWS Config
D) AWS Trusted Advisor
Answer: B) AWS CloudWatch
Explanation: AWS CloudWatch is a monitoring and observability service that provides real-time metrics and logs for AWS resources and applications to help you manage performance.
Which AWS service can help you identify cost-saving opportunities by analyzing your usage patterns?
A) AWS Trusted Advisor
B) AWS Config
C) AWS Cost Explorer
D) AWS Budgets
Answer: A) AWS Trusted Advisor
Explanation: AWS Trusted Advisor analyzes your AWS usage and provides recommendations for optimizing costs, improving security, and enhancing performance.
Which of the following AWS services allows you to manage multiple accounts and consolidate billing?
A) AWS Organizations
B) AWS IAM
C) AWS Directory Service
D) AWS EC2
Answer: A) AWS Organizations
Explanation: AWS Organizations allows you to manage multiple AWS accounts under a single organization, consolidating billing and applying governance controls across your accounts.
What AWS service provides a managed database platform for relational databases?
A) Amazon RDS
B) Amazon Aurora
C) Amazon DynamoDB
D) Amazon Redshift
Answer: A) Amazon RDS
Explanation: Amazon RDS (Relational Database Service) is a managed service that allows you to set up, operate, and scale relational databases in the cloud.
Which of the following AWS services provides a content delivery network (CDN) for distributing content globally?
A) Amazon S3
B) AWS CloudFront
C) Amazon Route 53
D) Amazon EC2
Answer: B) AWS CloudFront
Explanation: AWS CloudFront is a global content delivery network (CDN) that delivers web content, such as videos and applications, with low latency and high transfer speeds.
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