Hello @komal kumar13 !

Well, there's no one-shot strategy to score 100! Suggest you be confident with the class 11th syllabus because that is the first step to understanding class 12th concepts.

The next step would be to cover the... (More)

@komal kumar3 

You can find an answer to a similar question here: https://computertutor.in/resources/type-c-9-create-a-dictionary-as-directed/5

Hope this helps :)