AWS Amazon Certification

Hello Everyone, I am looking for an AWS certification course and I want to which one is good certification as an associate point. Also known cost of certification and duration. Anyone have completed AWS certification which gives me some tips and tricks?

Still, I am confused to choose the right one but I have found this list which based on AWS certification varieties like:

  1. AWS Certified Cloud Practitioner
  2. AWS Certified Developer – Associate
  3. AWS Certified SysOps Administrator – Associate
  4. AWS Certified Security – Specialty