AWS Interview Questions & Answers

Top 10

What is AWS?

1

AWS stands for Amazon Web Service. It is a collection of remote computing services also known as a cloud computing platform.

What are the main components of AWS?

2

Computing: These include EC2, Elastic Beanstalk, Lambda, Auto-Scaling, and Lightsat. Storage: These include S3, Glacier, Elastic Block Storage, Elastic File System. Networking:  These include VPC, Amazon CloudFront, Route53

What is auto-scaling?

3

Auto-scaling is a function that allows you to provision and launch new instances whenever there is a demand. It allows you to automatically increase or decrease resource capacity in relation to the demand.

What is a DDoS attack, and what services can minimize them?

4

DDoS is a cyber-attack in which the perpetrator accesses a website and creates multiple sessions so that the other legitimate users cannot access the service. Tools that can help you deny the DDoS attacks are: - AWS Shield - AWS WAF - Amazon Route53 - Amazon CloudFront - ELB VPC

What is CloudWatch?

5

Amazon CloudWatch is a monitoring and management service that provides data and actionable insights for AWS, hybrid, and on-premises applications and infrastructure resources.

What is Amazon EC2?

6

EC2 is short for Elastic Compute Cloud, and it provides scalable computing capacity. Using Amazon EC2 eliminates the need to invest in hardware, leading to faster development and deployment of applications.

What are the common types of AMI designs?

7

There are many types of AMIs, but some of the common AMIs are: – Fully Baked AMI – Just Enough Baked AMI (JeOS AMI) – Hybrid AMI

What is Amazon S3?

8

S3 is short for Simple Storage Service, and Amazon S3 is the most supported storage platform available. S3 is object storage that can store and retrieve any amount of data from anywhere.

What are T2 instances?

9

The T2 Instances are intended to give the ability to burst to a higher performance whenever the workload demands it and also provide a moderate baseline performance to the CPU.

What are the different types of load balancers in AWS?

10

There are three types of load balancers that are supported by Elastic Load Balancing: 1. Application Load Balancer 2. Network Load Balancer 3. Classic Load Balancer