Hi Rajdeep,
if still your doubt not cleared, you can check the Fiori 2.0 introduction video in Open SAP Course,
clearly explained about Fiori 2.0 Concept with a demo video:
link: https://open.sap.com/courses/fiux2/items/72Wu7wzhNtXlLeZLxKd4ws - Firoi 2.0 Overview.
thanks,
Mahesh