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web.groovymark@gmail.com
- November 26, 2024
Question 21
What is the main function of AWS IAM (Identity and Access Management)?
a) Control access to AWS resources
b) Deliver content globally
c) Automate application deployment
d) In-memory caching for web applications
Correct Answer: a) Control access to AWS resources
Explanation: AWS IAM enables users to control access to AWS services and resources securely by managing permissions and identities.
Question 22
What is the purpose of Amazon CloudFront?
a) Deliver content with low latency using a global network of edge locations
b) Provide data analytics for cloud applications
c) Host virtual machines
d) Store unstructured data in the cloud
Correct Answer: a) Deliver content with low latency using a global network of edge locations
Explanation: Amazon CloudFront is a content delivery network (CDN) that uses a global network of edge locations to deliver data with low latency.
Question 23
Which AWS service allows automatic scaling based on demand?
a) Auto Scaling
b) Amazon RDS
c) Amazon S3
d) Amazon CloudFront
Correct Answer: a) Auto Scaling
Explanation: Auto Scaling allows users to automatically adjust the number of Amazon EC2 instances or other resources to match the current demand.
Question 24
What is the main function of Amazon EC2 Spot Instances?
a) Provide spare EC2 capacity at reduced cost
b) Store unstructured data
c) Deliver real-time logs
d) Analyze large datasets
Correct Answer: a) Provide spare EC2 capacity at reduced cost
Explanation: Amazon EC2 Spot Instances allow users to bid on spare EC2 capacity, providing significant cost savings compared to On-Demand Instances.
Question 25
What type of storage does Amazon Elastic File System (EFS) provide?
a) Scalable file storage for EC2 instances
b) Object storage for large datasets
c) Block storage for virtual machines
d) In-memory data caching
Correct Answer: a) Scalable file storage for EC2 instances
Explanation: Amazon EFS provides scalable file storage that can be mounted on Amazon EC2 instances and grow or shrink as needed.
Question 26
Which service provides fully managed message queues for decoupling microservices?
a) Amazon SQS
b) Amazon RDS
c) Amazon S3
d) Amazon EC2
Correct Answer: a) Amazon SQS
Explanation: Amazon Simple Queue Service (SQS) provides fully managed message queuing for decoupling microservices and distributing tasks between components.
Question 27
Which service is used for decoupling and distributing real-time messages to various destinations?
a) Amazon SNS
b) Amazon CloudWatch
c) Amazon EC2
d) AWS Lambda
Correct Answer: a) Amazon SNS
Explanation: Amazon Simple Notification Service (SNS) is a fully managed messaging service for decoupling and distributing real-time messages to multiple subscribers.
Question 28
What is the function of AWS Direct Connect?
a) Provides a dedicated network connection between on-premises data centers and AWS
b) Provides DNS management services
c) Manages application scaling
d) Runs virtual private servers
Correct Answer: a) Provides a dedicated network connection between on-premises data centers and AWS
Explanation: AWS Direct Connect establishes a dedicated network connection between your on-premises environment and AWS, enabling faster and more secure data transfers.
Question 29
What does AWS Elastic Load Balancing (ELB) do?
a) Automatically distributes incoming application traffic across multiple targets
b) Stores unstructured data
c) Provides in-memory caching
d) Delivers content globally
Correct Answer: a) Automatically distributes incoming application traffic across multiple targets
Explanation: ELB balances incoming application traffic across multiple instances to ensure high availability and fault tolerance.
Question 30
Which AWS service provides a low-latency content delivery network?
a) Amazon CloudFront
b) Amazon RDS
c) AWS Lambda
d) Amazon S3
Correct Answer: a) Amazon CloudFront
Explanation: Amazon CloudFront is a global content delivery network (CDN) that delivers data with low latency using edge locations.
Question 31
What is the purpose of Amazon EKS?
a) Managed Kubernetes service for containerized applications
b) File storage solution for EC2 instances
c) Message queuing for microservices
d) Content delivery network
Correct Answer: a) Managed Kubernetes service for containerized applications
Explanation: Amazon Elastic Kubernetes Service (EKS) is a fully managed service that makes it easy to run Kubernetes on AWS without managing the infrastructure.
Question 32
What does Amazon Redshift provide?
a) Fully managed data warehouse service
b) Content delivery network
c) Real-time log monitoring
d) In-memory caching for web applications
Correct Answer: a) Fully managed data warehouse service
Explanation: Amazon Redshift is a fast, fully managed data warehouse service that makes it easy to analyze large datasets using SQL.
Question 33
Which AWS service allows you to create, run, and manage Docker containers at scale?
a) Amazon ECS
b) Amazon RDS
c) AWS Lambda
d) Amazon S3
Correct Answer: a) Amazon ECS
Explanation: Amazon Elastic Container Service (ECS) is a fully managed service that enables users to run and scale containerized applications, including Docker containers.
Question 34
Which service is used to automate serverless workflows in AWS?
a) AWS Step Functions
b) Amazon S3
c) AWS Lambda
d) Amazon EC2
Correct Answer: a) AWS Step Functions
Explanation: AWS Step Functions allows users to build and run serverless workflows by connecting multiple AWS services in a sequence.
Question 35
Which AWS service provides DDoS protection for web applications?
a) AWS Shield
b) AWS Lambda
c) Amazon RDS
d) AWS CloudTrail
Correct Answer: a) AWS Shield
Explanation: AWS Shield is a managed DDoS protection service that protects AWS applications from Distributed Denial of Service (DDoS) attacks.
Question 36
What is the function of Amazon FSx for Windows File Server?
a) Provides fully managed native Microsoft Windows file systems
b) Content delivery network
c) Data analytics for large datasets
d) DNS management
Correct Answer: a) Provides fully managed native Microsoft Windows file systems
Explanation: Amazon FSx for Windows File Server provides a fully managed file system that is compatible with the SMB protocol and Active Directory integration.
Question 37
What is the function of AWS Snowball?
a) Transfers large amounts of data to and from AWS via physical devices
b) Real-time log analysis
c) Serverless function deployment
d) Data warehousing
Correct Answer: a) Transfers large amounts of data to and from AWS via physical devices
Explanation: AWS Snowball is a physical device that transfers large amounts of data between your on-premises data center and AWS.
Question 38
Which service helps you detect potential security issues in your AWS environment?
a) Amazon GuardDuty
b) Amazon S3
c) Amazon RDS
d) AWS Lambda
Correct Answer: a) Amazon GuardDuty
Explanation: Amazon GuardDuty is a continuous security monitoring service that uses machine learning to detect potential security issues in AWS environments.
Question 39
What is the function of AWS OpsWorks?
a) Configuration management and deployment automation
b) Data replication across regions
c) Real-time data streaming
d) File storage for EC2 instances
Correct Answer: a) Configuration management and deployment automation
Explanation: AWS OpsWorks provides configuration management and automates software deployment using Chef and Puppet for environments hosted on AWS.
Question 40
Which AWS service is used to encrypt and decrypt data?
a) AWS Key Management Service (KMS)
b) Amazon RDS
c) Amazon CloudFront
d) Amazon EC2
Correct Answer: a) AWS Key Management Service (KMS)
Explanation: AWS KMS is used to create and manage cryptographic keys for encrypting and decrypting data in AWS.
