Dear Sahil,
Generally, Diploma admissions are taken on the basis of merit / Entrance exams taken by individual institutes .
Well , good percentage in class 10 will help you to get admission in good colleges for IT diploma .
According to your ssc marks , you have moderate chances to get good IT colleges for Diploma admission.
You can opt for some entrance exams by which you can confirm your chances to get admission in your desired colleges on the basis of merit.
Some of the well known entrance exams are given below:
For more information regarding this ,refer to this link;
https://www.careers360.com/courses/diploma-in-it-information-technology
Hope this helps !
Best wishes !!
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