What is Group A and Group B in VITEEE?

Hi,
Group A
1.Civil Engineering
2.Bio-medical Engineering
3.Computer science and engineering (specialisation in Bioinformatics.
4.Biotechnology.
5.Information Engineering
6.Chemical Engineering
7.Mechanical Engineering (specialisation in Energy Engineering)
8.Mechanical Engineering (specialisation in Chemical Process Engineering)
9.Electrical and Electronics Engineering
10.Electrical and Instrumentation Engineering
11.Production and Industrial Engineering


Group B
1.Computer Scand Engineering
2.Mechanical Engineering
3.Electronics and Communication Engineering
4.Mechanical Engineering ( specialisation in Automotive Engineering).