Complex sentence: A Pocket PC (P/PC, PPC), also known by Microsoft as a'Windows Mobile Classic device', is a hardware specification for a handheld-sized smartphone or personal digital assistant (PDA), that runs the Windows Mobile operating system.
Split into simpler sentences: A Pocket PC (P/PC, PPC) was also known by Microsoft as a'Windows Mobile Classic device'. It is a hardware specification for a handheld-sized smartphone or personal digital assistant (PDA), that runs the Windows Mobile operating system.