Complex sentence: Aadhaar number serves the purpose if Aadhaar-holder can memorize it and gets verified online through KYC or E-KYC process instantaneously in a paperless way.
Split into simpler sentences: Aadhaar number serves the purpose if Aadhaar-holder can memorize it. Identity of Aadhaar-holder can be verified online through KYC or E-KYC process instantaneously in a paperless way.