Hy dear aspirant,As per your question, the subjects included in the first two semesters, the general Engineering subjects are present like

• Engineering Mathematics
• Communication skills
• Engineering Physics
• Engineering Graphics and many more. 

from 3rd semester onward, subjects focusing on IT and its various sub branches are introduced like 

• File operation
• C++ 
• Networking
• Data communication, etc

The core subjects remaim same from college to college but additional or optional sub might vary. 

To get the detailed subjects, go to their main site, search for syllabus and download the pdf and all semester syllabus is given there.

You can also check out -

https://engineering.careers360.com/articles/information-technology-0

The choosen college is worth studying in as its considered thr no 1 collegr in delhi,ncr specially for placement. The campus  of the college is very good.The college provides 100% placements. The students get their salary packages according to their abilities, but the college provides all the facilities for placements. The placements for the students of CS and IT are excellent compared to other branches. The average package offered is 3-4 LPA, and the highest package offered is 14 LPA.

For more detailed info, you can check out the it department in-

Https://www.careers360.com/colleges/galgotias-college-of-engineering-and-technology-greater-noida/btech-information-technology-course

Good luck