Hello aspirant,

I hope that you are doing absolutely great.

With reference to your above mentioned query, i would like to tell you that yes, you can obviously change your stream from bsc computer Science to Btech computer Science and Engineering after completing Bsc course through lateral Entry.

According to the AICTE Guidance, candidates who have completed B.Sc. with a minimum mark of 45 percent and have completed class 12 with the subject of mathematics are eligible to pursue Btech Computer Science and Engineering. Students who have done B.Sc (IT/ CS) are eligible to take admission in BTech Computer Science through lateral entry mode.

And The lateral entry is only given to candidates who have either completed diploma in Engineering or B.Sc course. So after completing your Bsc course you can join Btech Computer Science and Engineering course by giving DUET in DU.

Further, check the below link for more info on this ;

https://www.careers360.com/courses/computer-science-course

I hope that this will help