---
title: "10 Common AWS Certification Questions Asked in Interviews"
description: "Here are ten interview questions selected from certification tests. These might be useful to refresh before your interview."
url: https://srinimf.com/2021/06/28/10-aws-certification-questions-that-might-ask-in-interviews/
date: 2021-06-28
modified: 2026-10-10
author: "Srini"
image: https://i0.wp.com/srinimf.com/wp-content/uploads/2021/06/pexels-photo-4344878.jpeg?fit=1880%2C1253&ssl=1
categories: ["AWS"]
tags: ["AWS Certification Questions"]
type: post
lang: en
---

# 10 Common AWS Certification Questions Asked in Interviews

Here are ten AWS (Amazon Web Services) questions from certification tests that may be asked in interviews.

## 10 [AWS Interview Q](https://srinimf.com/2026/02/02/aws-interview-qa-for-beginners-must-watch/)uestions

**1.Is AWS responsible for Network configuration of EC2 machines?**

Network configuration is responsibility of the customer. AWS is responsible for only physical infrastructure.

**2. What is Monolithic application?**

It is a single tiered software application.

**3. Which service is most useful to de-couple components of Monolithic application?**

SQS (Simple Queue Service)

**4. Will the Elastic IP address change after changing [EC2 instance](https://srinimf.com/2021/05/21/aws-difference-between-stop-terminate-instance/) type?**

No, Elastic IP address will not change. Only Public IP address will change when you stop/create a new instance

**5. In AWS S3 service, for which encryption type, AWS will not store key details?**

SSE-C, you can use your own keys for encryption and decryption.

*10 AWS Interview Questions*

**6. How an EC2 instance (Public Subnet/Private Subnet) gets internet? **

An EC2 instance that created in Public subnet, it gets internet automatically. But the instance that created in Private Subnet, you need NAT gateway to get Internet.

**7. What is the best way to protect your AWS account?**

Remove access for IAM users, for who not required.

**8. What are the four Rout 53 routings?**

- Latency Routing
- Geolocation Routing
- Geoproximity Routing
- Edge Routing

**9. Is Puppet AWS owned service?**

NO, it is configuration management tool. It is owned by OpsWorks.

**10. Which instance, if you don’t stop, it incurs cost**?

On-demand

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