RE: In Unix inter process communication take pl...
Several Different Methods of IPC (in UNIX)Signals (Software Interrupt)Pipes and FIFOsMessage QueuesSemaphoresShared MemorySocketsRPC (Remote Procedure Calls)Mutex and Conditional VariablesAs taken from dis link http://www.cs.iastate.edu/~cs554/lec_notes/unix_ipc.pdf