Hello,
Yes it's possible to give an improvement exam in computer science subject , you don't have to wait for the next year. You can give the exam in this year 2022. You can check the latest notification frequently for the date of improvement exams to be released by the CBSE board. And can fill up the form to give the improvement test.
All the best! Have a great future ahead.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile