Hello Everyone
I need your suggestion please help me out, I am Currently Second year Student in B.Tech CSE and I solved approximately 150 Question on Lc (100 Medium 40 Easy 10 hard ).
** But Iam Stuck in one thing that Why we Study So much Subject in B.tech Which are not Important , and We only Study DSA in one or Two Semester. **

**Anyway The Important Thing Which I need to Know about**
1-> How Much Question I need to Solve DSA for Better Placement 
2-> How Much Knowledege I need to Grab in System Design or Os or Other?
3-> How much CGPA is Great in overall Degree?


Please Share You Honest Review .....