Hello aspirant

hope you are doing well and safe. With reference to your query,  I would glad inform you that  you have turned into 23 years on 10 june 2021 . Maxmium age limit of giving cds exam is 24 years . So according to this ,you are eligible for all attempts of year 2021 and 2022 . I would advise you to start preparing by giving mocks as much possible tio increase your odds

Hope you found this answer informative. Best wishes for your future