Amazon Web Services (AWS) - Interview Questions and Answers for 'Elastic beanstalk' | Search Interview Question

Amazon Web Services (AWS) - Interview Questions and Answers for 'Elastic beanstalk' - 7 question(s) found - Order By Rating

Q1. How can we take snapshots and track changes to environment variables in Elastic Beanstalk or Lambda ?

Amazon Web Services (AWS)

Ans. We can use AWS Config

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Q2. How can we know how many instances are currently in service within an Elastic Beanstalk environment ?

Amazon Web Services (AWS)

Ans. We can go to respective environment and check configuration and then scaling. It mentions that as current status like

Current status:

2 instance(s) in service, Min: 1, Max: 4

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Q3. What do you understand by "Scaling Trigger" ?

Server

Ans. It's a configuration for auto scaling environment that specify the attributes / conditions for scaling instances up and down. For example - We may like environment to scale up when the number of requests / sec increases a particular threshold and scale down when it decreases below a threshold.

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Q4. What is the difference between single instance Web environment and Load Balanced Auto Scaling ?

Amazon Web Services (AWS)

Ans. Single instance means there is only 1 instance that will bear all the traffic load whereas Load balanced server means that there will be a cluster of servers that will host the application and load will be balanced distributed among them. Auto Scaling means that the number of instances will be expanded / shrunken based on the rule. Rule could be the traffic count , response time etc.

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Q5. What are the types of applications we can create using Elastic Beanstalk ?

Amazon Web Services (AWS)

Ans. Web Server and Worker

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Q6. How do you check logs for your application in AWS ?

Amazon Web Services (AWS)

Ans. We can do it by either going to Elastic Beanstalk -> Respective instance -> Logs

or using CloudWatch -> Logs -> Respective Log Group

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Q7. What is the difference between Elastic Compute Cloud and Elastic Beanstalk ?

Amazon Web Services (AWS)

Ans. EC2 is Amazon computing service whereas Elastic Beanstalk is the AWS service for deploying and managing web applications.

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