Example How to work with User and Instance profile in AWS IAM using CLI

How to create an IAM user and attach the user policy and group: 
aws iam --create-user --user-name james 
attach the user policy-AdministratorAccess: 
aws iam attach-user-policy --policy-arn arn:aws:iam::aws:policy/AdministratorAccess --user-name james
Add user to group: aws iam add-user-to-group --group-name admin --user-name james

How to Delete user and its policy :
aws iam detach-user-policy --user-name james --policy-arn arn:aws:iam::aws:policy/AdministratorAccess
Note: Before you delete the user, you should remove the user from the group if the user is added into the group 

• Remove user from the group: aws iam remove-user-from-group --group-name admin --user-name james
• Delete the user: aws iam delete-user --user-name james 

Create and Delete an instance profile Example: 
aws iam create-instance-profile --instance-profile-name WebserverProfile
aws iam add-role-to-instance-profile --instance-profile-name WebserverProfile --role-name role_ec2S3Fullaccess
Note: Before you delete the instance profile you need to detach the role from the instance profile 

• aws iam remove-role-from-instance-profile --instance-profile-name WebserverProfile --role-name role_ec2S3Fullaccess 
• aws iam delete-instance-profile --instance-profile-name WebserverProfile