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

Amazon Web Services (AWS) - Interview Questions and Answers for 'Amazon elb' - 8 question(s) found - Order By Rating

Q1. Can we have internal or private ELB as origin in cloudfront ?

Amazon Web Services (AWS)

Ans. No, it should be public as cloudfront doesn't have a way to access private ELB.

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Q2. Are you using Auto Scaling for your EC2 instances ? How have you configured Auto scaling policy ?

Amazon Web Services (AWS)

Ans. yes, you can create auto scaling policy to set max and min no of instance.

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Q3. Difference between internal and external Load Balancer ?

Amazon Web Services (AWS)

Ans. Internal Load balancer is used for services which are for internal consumption only and hence doesn't need to direct Web traffic.

External Load balancers are for regulating web traffic.

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Q4. Which of the Load balancer - Application / Network provides advanced features ? What is the use of other Load Balancer than if one provides advanced feature than other ?

Amazon Web Services (AWS)

Ans. Application Load Balancer is high level ( Level 7 Networking Layer ) and provides better features and flexibility than Network Load Balancer ( Level 4 Network Layer )

Network Load Balancer is turn provides better performance as it regulates raw traffic.

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Q5. What are the different types of AWS Load Balancers ?

Amazon Web Services (AWS)

Ans. Application , Network and Classic

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Q6. What are the different types of load balancing options provided by Amazon Elastic Load Balancing (ELB)?

Amazon Web Services (AWS)

Ans. Application load balancing
Network load balancing
Classic load balancing

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Q7. Which ELB component is responsible for monitoring the Load Balancers?

Amazon Web Services (AWS)

Ans. Controller Service

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Q8. What are the IP address mechanisms supported by ELB?

Amazon Web Services (AWS)

Ans. IPv4 and IPv6

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