Hi,

Computer science branch includes mostly programming, Web development, App development, Algorithms, Data structure, etc.

Biotechnology Branch consists of Biology, Chemistry, Life sciences, Physics, Mathematics, etc.

Both the fields are unique and have their own advantages.

You should choose in which field you have more interest.

Both CBIT and NIT are NAAC accredited and are considered as good colleges.

According to reviews,

CBIT - Good teaching staff, Placements are about 60% with average package of 4LPA.

NIT - It is one of the top 4 NITs in India. 80% placement with average salary of 6LPA.

Kindly, visit official website for exact information.

For more information -

https://www.careers360.com/colleges/chaitanya-bharathi-institute-of-technology-hyderabad

https://www.careers360.com/university/national-institute-of-technology-warangal