DSE selection sem 3 help🫪

mujhe ek baat puchni am in bsc physical sci w chem depart. and mere ko abhi majors select krne ka aaya toh there was OOP (object oriented programming) and it was like if wanna do majors in comp. sci toh I can choose that and maine vo krliya choose so in future koi dikkat toh ni hogi n cuz my only subjects are phy chem n maths

also how's the course?😻