AWS Interview questions and answers

 

What is AWS?

AWS (Amazon Web Services) is a cloud computing platform that
provides a wide range of cloud-based services and solutions for businesses and
individuals.

 

What are the different services offered by AWS?

AWS offers a wide range of cloud-based services and
solutions, including computing, storage, databases, analytics, machine
learning, networking, security, IoT, and more.

 

What is EC2 in AWS?

EC2 (Elastic Compute Cloud) is a service offered by AWS that
provides scalable compute capacity in the cloud.

What are the different types of
Load Balancers in AWS services?

Two types of Load balancers are:

Application Load Balancer

Classic Load Balancer

 

What is S3 in AWS?

S3 (Simple Storage Service) is a scalable object storage
service offered by AWS that allows you to store and retrieve any amount of data
from anywhere on the web.

 

What is the difference between S3 and EBS in AWS?

S3 is a scalable object storage service used to store and
retrieve data, while EBS (Elastic Block Store) is a block-level storage service
used to store data within EC2 instances.

 

What is the difference between Elastic Beanstalk and EC2 in AWS?

Elastic Beanstalk is a fully managed service offered by AWS
that automates the deployment and scaling of web applications, while EC2 is a
service that provides scalable compute capacity in the cloud.

 

What is RDS in AWS?

RDS (Relational Database Service) is a fully managed database
service offered by AWS that allows you to easily create, manage, and scale
relational databases.

 

What is the difference between RDS and DynamoDB in AWS?

RDS is a relational database service that supports SQL-based
databases, while DynamoDB is a NoSQL database service offered by AWS that
supports key-value and document-based databases.

 

What is Lambda in AWS?

 Lambda is a serverless
computing service offered by AWS that allows you to run code without
provisioning or managing servers.

 

What is CloudFormation in AWS?

 CloudFormation is a
service offered by AWS that allows you to model and provision AWS resources,
including EC2 instances, RDS databases, S3 buckets, and more.

 

What is CloudFront in AWS?

CloudFront is a content delivery network (CDN) offered by AWS
that accelerates the delivery of your static and dynamic web content, including
HTML, CSS, JavaScript, and images.

 

What is VPC in AWS?

 VPC (Virtual Private
Cloud) is a service offered by AWS that allows you to create a private network
within the AWS cloud.

 

What is IAM in AWS?

 IAM (Identity and
Access Management) is a service offered by AWS that allows you to manage access
to AWS resources and services.

 

What is Route 53 in AWS?

 Route 53 is a DNS
(Domain Name System) service offered by AWS that allows you to route traffic to
your domain name to your web applications, such as EC2 instances, ELB, and S3
buckets.

 

What is CloudWatch in AWS?

CloudWatch is a monitoring service offered by AWS that
provides real-time monitoring and logging of your AWS resources and
applications.

 

What is Autoscaling in AWS?

Autoscaling is a feature offered by AWS that automatically
adjusts the number of EC2 instances in your fleet based on demand.

 

 

What is Kinesis in AWS?

Kinesis is a fully managed streaming data service offered by
AWS that allows you to collect, process, and analyze real-time streaming data.

 

What is Redshift in AWS?

Redshift is a fast, scalable, and fully managed data
warehousing service offered by AWS that allows you to analyze large amounts of
data quickly and easily.

 

What is EMR in AWS?

 EMR (Elastic
MapReduce) is a managed Hadoop and Spark service offered by AWS that allows you
to process large amounts of