Introduction
These days, organizations are increasingly adopting cloud technology because of its amazing features. And with this, the demand for Amazon Web Services in cloud computing also increases. If you are also preparing for a job or interview in AWS Web Services, then this blog can help you. In this blog, we have included the most commonly asked interview questions. So read it carefully; it will definitely help you.
Top 25 AWS web services Interview Questions
Important AWS Web Services Interview Questions are given below
Computer Services
1) What is Amazon EC2?
Amazon EC2 (Elastic Compute Cloud) is a web service that offers scalable computation capability in the cloud, allowing users to run virtual servers.
2) What are the different instance types in EC2?
EC2 instance types include general-purpose, compute-optimized, memory-optimized, storage-optimized, accelerated computing, and high-performance computing instances.
3) What is an Amazon Machine Image (AMI)?
An Amazon Machine Image (AMI) is a template that contains the software settings required to launch an EC2 instance.
4) How do you secure your EC2 instances?
To secure EC2 instances, use strong SSH key pairs, create security groups, enable IAM roles, update software on a regular basis, and configure network ACLs.
Storage Services
5) What is Amazon S3?
Amazon S3 (Simple Storage Service) is a scalable object storage service in AWS that provides reliable data storage, retrieval, and protection.
6) What is Amazon EBS (Elastic Block Store)?
Amazon EBS is a scalable block storage solution for EC2 instances, offering ongoing volumes that can be added and removed as needed.
7) What is Amazon EFS (Elastic File System)?
Amazon EFS is a scalable and fully managed file storage service for EC2 instances that enables shared file access across multiple instances.
8) How do you secure your S3 buckets?
S3 buckets can be secured by implementing appropriate access controls, bucket policies, versioning, encryption, and regular monitoring of access and permissions.
Database Services
9) What is Amazon RDS (Relational Database Service)?
Amazon RDS is AWS’s managed relational database service, which handles database installation, scalability, and backup for various database engines.
10) What is Amazon DynamoDB?
It is a fully managed NoSQL database service offered by AWS that provides low-latency performance at any scale.
11) Explain the difference between RDS and DynamoDB.
RDS is a type of relational database service for structured data, while DynamoDB is a NoSQL database service for dynamic, scalable, and exceptionally well-documented key-value data.
Networking Services
12) What is an Amazon VPC?
This is a service that allows you to create a logically isolated area of the AWS cloud to launch resources.
13) What is AWS Route 53?
Amazon Web Services provides AWS Route 53, a scalable and highly available Domain Name System (DNS) web service.
14) How do you secure your VPC?
You’ll need to configure network ACLs and security groups, use private subnets, set up a VPN connection, and enable VPC flow logs to secure your VPC.
15) What is Direct Connect?
It is an AWS service that provides private access between your data center and AWS, bypassing the Internet to ensure secure and consistent network performance.
Application Integration Services
16) What is Amazon SNS (Simple Notification Service)?
Amazon SNS (Simple Notification Service) is a fully managed messaging service that delivers messages to disparate systems, mobile devices, and email.
17) What is Amazon SQS (Simple Queue Service)?
It is a fully managed message queuing solution for isolating and scaling distributed applications.
18) What is Amazon SWF (Simple Workflow Service)?
It is a cloud-based task coordination service that organizes and manages distributed workflows within applications.
Developer Tools
19) What is the AWS Code Commit?
It is a fully managed source control solution for hosting secure, scalable, and private Git repositories.
20) What is the AWS Code Pipeline?
It is a continuous integration and delivery service that streamlines your release process by automating the build, test, and deployment steps.
21) What is AWS Code Deploy?
It is a service for automating code deployment on Amazon EC2 instances, on-premises servers, Lambda functions, and other computational resources.
Miscellaneous
22) What are AWS Lambda Layers?
This enables you to centrally manage common code and dependencies separately from Lambda functions, allowing simple reuse and versioning.
23) What is AWS Cloud Formation?
Using templates and AWS Cloud Formation, you can define and provision AWS infrastructure as code, automating resource management.
24) What are AWS Step Functions?
AWS Step Functions is a serverless orchestration solution that easily integrates multiple AWS services by orchestrating and automating activities.
25) What is AWS Data Sync?
With AWS Data Sync, large amounts of data can be securely transferred between on-premises storage systems and AWS storage services
Conclusion
Here we discussed the top 25 AWS Web Services interview questions. I hope you have read it carefully and cleared up all your doubts. If you are planning to do AWS certification, then it is the best option in all aspects of your career. This will give you a great career opportunity. If you want to know more about AWS web services or the AWS certification program, you can contact us, and we will assist you.
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