Alisha is a student in class B.com final with roll number 161513 studying at Arya Girls College. The document discusses several topics including service robots, 3D searching, eye movement based human computer interaction, 3D television, and 5G wireless systems. It provides details on how service robots assist with useful tasks, how 3D searching aids in understanding complex designs, how eye tracking can be used for interaction, the potential for 3D television, and features of 5G wireless networks.