These instances can be released when they are no longer required and do not require any upfront commitment. On-demand instances are made available whenever you require them, and you need to pay for the time you use them hourly. Tasks that require extra computing capacity to improve performance. You have flexible workloads that can run when there is enough computing capacity. The advantage of spot instances is that they are cost-effective, and the drawback is that they can be terminated anytime. The best way to decide on the optimal bid price for a spot instance is to check the price history of the last 90 days available on the AWS console. If the spot price exceeds the bid price, the instance can go away anytime and terminate within 2 minutes of notice. Once the bid exceeds the existing spot price (which changes in real-time based on demand and supply), the spot instance will be launched. Spot Instances are spare unused Elastic Compute Cloud (EC2) instances that one can bid for. Differentiate between on-demand instances and spot instances. Top AWS Interview Questions and Answers for 2023īelow are some commonly-asked AWS Interview Questions and Answers for Freshers to gain a better understanding of the various AWS services and their implementation.ġ. FAQs on AWS Interview Questions and Answers.AWS Data Engineer Interview Questions and Answers.AWS Interview Questions and Answers for Java Developer.AWS Interview Questions and Answers for DevOps.AWS Lambda Interview Questions and Answers. AWS Glue Interview Questions and Answers.Terraform AWS Interview Questions and Answers.AWS Cloud Engineer Interview Questions and Answers. AWS IAM Interview Questions and Answers.AWS EC2 Interview Questions and Answers.Advanced AWS Interview Questions and Answers.Top AWS Interview Questions and Answers for 2023.
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