hi,

see cyber physical system is an integrated part of cyber security and has closely related with computation, networking, and physical processes. this system has  Embedded computers and networks monitor which  control the physical processes. from your profile it mention that you are 12th course aspirant, however there is no specific undergraduate course on cyber physical system. also before knowing it you must know about cyber security, cyber security  is the protection technology of computer systems and networks from the theft of or damage to their hardware, software, or electronic data which can be provide from the service company. so you may go for computer science course with specialization of cyber security. cyber security would always in demand due to the larger use of web based technology. it has a decent career growth ahead.