AWS DevOps has been on the rise for quite some time and the number of vacancies is increasing day by day. All the big names in the industry make use of AWS DevOps for a variety of needs and this calls for professionals who are proficient in the technology. These top AWS DevOps Interview Questions are compiled to help you prepare for an AWS DevOps Engineer interview.
These top Amazon Web Services DevOps Interview Questions are divided into three segments as shown below: 1. Basic
This AWS DevOps interview questions and answers blog will help you immensely in clearing the interviews and adding more value to your candidature.
What are the tools and techniques that you can use in AWS to identify if you are paying more than you should be, and how to correct it?
You can know that you are paying the correct amount for the resources that you are using by employing the following resources:
Check the Top Services Table
It is a dashboard in the cost management console that shows you the top five most used services. This will let you know how much money you are spending on the resources in question.
Cost Explorer
There are cost explorer services available that will help you to view and analyze your usage costs for the last 13 months. You can also get a cost forecast for the upcoming three months.
AWS Budgets
This allows you to plan a budget for the services. Also, it will enable you to check if the current plan meets your budget and the details of how you use the services.
Cost Allocation Tags
This helps in identifying the resource that has cost more in a particular month. It lets you organize your resources and cost allocation tags to keep track of your AWS costs.
6 What is RTO and RPO in AWS?
RTO or Recovery Time Objective is the maximum time your business or organization is willing to wait for a recovery to complete in the wake of an outage. On the other hand, RPO or Recovery Point Objective is the maximum amount of data loss your company is willing to accept as measured in time.
5 How do you monitor Amazon VPC?
You can monitor VPC by using:
4 How do Kubernetes containers communicate in AWS DevOps?
An entity called a pod is used to map between containers in Kubernetes. One pod can contain more than one container at a time. Due to the flat network hierarchy of the pod, communication between each of these pods in the overlay network becomes straightforward.
6 How can you add an existing instance to a new Auto Scaling group?
Hereâs how you can add an existing instance to a new Auto Scaling group:
4 What are Key-Pairs in AWS?
The Key-Pairs are password-protected login credentials for the Virtual Machines that are used to prove our identity while connecting the Amazon EC2 instances. The Key-Pairs are made up of a Private Key and a Public Key which lets us connect to the instances.
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. Despite that versatility, it is practically unlimited as well as cost-effective because it is storage available on demand. In addition to these benefits, it offers unprecedented levels of durability and availability. Amazon S3 helps to manage data for cost optimization, access control, and compliance.Â