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web.groovymark@gmail.com
- November 26, 2024
Question 21
What is the purpose of Amazon Macie?
a) To optimize data storage costs
b) To detect and protect sensitive data such as PII
c) To manage DNS routing
d) To automatically scale EC2 instance
Correct Answer: b) To detect and protect sensitive data such as PII
Explanation: Amazon Macie uses machine learning to discover, classify, and protect sensitive data, such as personally identifiable information (PII).
Question 22
What AWS service offers fully managed Kubernetes clusters?
a) AWS Fargate
b) AWS Lambda
c) Amazon EKS
d) AWS CloudFormation
Correct Answer: c) Amazon EKS
Explanation: Amazon Elastic Kubernetes Service (EKS) provides fully managed Kubernetes clusters for running containerized applications.
Question 23
Which AWS service helps in monitoring and auditing account resource configurations?
a) AWS CloudTrail
b) AWS Config
c) Amazon CloudFront
d) Amazon RDS
Correct Answer: b) AWS Config
Explanation: AWS Config provides a detailed inventory of AWS resources and tracks configuration changes to enable monitoring and auditing.
Question 24
What AWS service allows you to decouple applications by using message queues?
a) Amazon SQS
b) AWS Lambda
c) Amazon RDS
d) AWS Glue
Correct Answer: a) Amazon SQS
Explanation: Amazon Simple Queue Service (SQS) enables decoupling of application components by sending, storing, and receiving messages between services.
Question 25
What AWS service allows for secure tunneling of traffic between AWS VPCs and on-premises environments?
a) Amazon CloudFront
b) AWS VPN
c) AWS Direct Connect
d) AWS Lambda
Correct Answer: b) AWS VPN
Explanation: AWS VPN provides secure, encrypted tunneling for traffic between AWS VPCs and on-premises networks.
Question 26
What AWS service simplifies the process of loading and transforming data for analytics?
a) Amazon RDS
b) AWS Glue
c) Amazon Redshift
d) Amazon DynamoDB
Correct Answer: b) AWS Glue
Explanation: AWS Glue is a fully managed ETL (Extract, Transform, Load) service that helps in preparing and transforming data for analytics.
Question 27
What AWS service can be used to monitor application performance and troubleshoot issues in distributed applications?
a) Amazon CloudFront
b) AWS X-Ray
c) AWS Glue
d) AWS Fargate
Correct Answer: b) AWS X-Ray
Explanation: AWS X-Ray helps developers analyze and debug distributed applications by providing insights into application performance and traces.
Question 28
Which AWS service allows you to run code in response to events without provisioning or managing servers?
a) Amazon RDS
b) AWS Lambda
c) Amazon S3
d) AWS CloudFormation
Correct Answer: b) AWS Lambda
Explanation: AWS Lambda allows you to run code without provisioning or managing servers, based on event-driven triggers.
Question 29
What AWS service provides global content delivery and caching for web applications?
a) AWS Glue
b) Amazon CloudFront
c) AWS Fargate
d) Amazon S3
Correct Answer: b) Amazon CloudFront
Explanation: Amazon CloudFront is a content delivery network (CDN) that helps distribute content globally with low latency and high transfer speeds.
Question 30
Which AWS service is designed to manage identities, permissions, and security for mobile and web apps?
a) Amazon Macie
b) AWS Lambda
c) Amazon Cognito
d) AWS CloudTrail
Correct Answer: c) Amazon Cognito
Explanation: Amazon Cognito simplifies identity management, allowing users to sign in and access mobile and web apps securely.
Question 31
What is the purpose of Amazon CloudWatch Alarms?
a) To monitor network performance
b) To trigger actions based on specific metrics or thresholds
c) To manage encryption keys
d) To store log data
Correct Answer: b) To trigger actions based on specific metrics or thresholds
Explanation: Amazon CloudWatch Alarms trigger actions such as scaling instances or sending notifications based on predefined metrics and thresholds.
Question 32
What AWS service enables data analytics on structured and unstructured data using SQL?
a) Amazon RDS
b) Amazon Athena
c) Amazon S3
d) Amazon CloudFront
Correct Answer: b) Amazon Athena
Explanation: Amazon Athena is a serverless query service that allows users to analyze structured and unstructured data stored in Amazon S3 using SQL.
Question 33
What is the purpose of Amazon RDS Read Replicas?
a) To automatically backup data
b) To improve the performance of read-heavy workloads
c) To enforce security policies
d) To distribute traffic across instances
Correct Answer: b) To improve the performance of read-heavy workloads
Explanation: Amazon RDS Read Replicas offload read operations to replicated databases, improving performance for read-heavy workloads.
Question 34
What AWS service provides insights into resource usage and cost allocation?
a) Amazon Macie
b) AWS Cost Explorer
c) Amazon GuardDuty
d) AWS Glue
Correct Answer: b) AWS Cost Explorer
Explanation: AWS Cost Explorer helps analyze and visualize resource usage and cost data, enabling better cost management.
Question 35
Which AWS service is designed to analyze log data from AWS resources?
a) Amazon GuardDuty
b) AWS CloudTrail
c) Amazon CloudWatch Logs
d) AWS Fargate
Correct Answer: c) Amazon CloudWatch Logs
Explanation: Amazon CloudWatch Logs provides log monitoring and analysis for AWS resources, enabling better troubleshooting and monitoring.
Question 36
What AWS service enables real-time data streaming for building data pipelines?
a) Amazon Athena
b) Amazon Kinesis
c) AWS Lambda
d) Amazon RDS
Correct Answer: b) Amazon Kinesis
Explanation: Amazon Kinesis enables real-time processing of streaming data, allowing the creation of real-time data pipelines for analytics and other use cases.
Question 37
What is the primary benefit of using AWS WAF (Web Application Firewall)?
a) To monitor API activity
b) To protect web applications from common web exploits
c) To store data securely
d) To automate resource scaling
Correct Answer: b) To protect web applications from common web exploits
Explanation: AWS WAF helps protect web applications by filtering and blocking common web exploits like SQL injection and cross-site scripting (XSS).
Question 38
What AWS service helps you set up and manage hybrid cloud environments by connecting AWS and on-premises resources?
a) AWS Glue
b) Amazon CloudFront
c) AWS Direct Connect
d) Amazon RDS
Correct Answer: c) AWS Direct Connect
Explanation: AWS Direct Connect establishes a dedicated, high-bandwidth connection between on-premises environments and AWS for hybrid cloud setups.
Question 39
Which AWS service helps reduce the cost of running EC2 instances by purchasing unused capacity?
a) Reserved Instances
b) On-Demand Instances
c) Spot Instances
d) Dedicated Hosts
Correct Answer: c) Spot Instances
Explanation: Spot Instances allow users to purchase unused EC2 capacity at significantly reduced costs, ideal for flexible workloads.
Question 40
What is the main function of Amazon Elastic File System (EFS)?
a) To provide block storage for EC2 instances
b) To deliver a scalable file storage solution that can be accessed by multiple EC2 instances
c) To manage container workloads
d) To distribute application traffic
Correct Answer: b) To deliver a scalable file storage solution that can be accessed by multiple EC2 instances
Explanation: Amazon EFS provides scalable, elastic file storage that can be shared across multiple EC2 instances.
