Hello Varma,
Please find the below answers :-
- If group of virtual machines requires one schedule for all VMs and these virtual machines are part of different resource groups, then I can create those different resource groups in one maintenance configuration, am i correct?
Ans :- Yes you are correct, you can execute the following using Dynamic Group and Filter based on Resource group
- if it is different schedule then we need to plan different maintenance configuration, am I correct?
Ans :- This is also correct
- if it is same schedule then we can plan one maintenance configuration. is it accurate?
Ans :- if schedule is same, you can plan patch machines from multiple RGs, subscription using Dynamic group in same Maintenance Configuration