003 Ec2-Documentation
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/concepts.html

004 Ec2-Instance-Types
https://aws.amazon.com/ec2/instance-types/

006 Security-Group
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-security-groups.html

007 AWS-CLI-Refrence
https://awscli.amazonaws.com/v2/documentation/api/latest/index.html

007 AWS-CLI-Installation
https://docs.aws.amazon.com/cli/latest/userguide/getting-started-install.html

010 AWS-ELB-Docs
https://docs.aws.amazon.com/elasticloadbalancing/