Motherboard
Power Supply
Graphics Card (gpu)
Storage (Hard Drive or Solid State Drive)
Processor (cpu)
RAM
That should be the main components. There are other non-essential ones.
Any electronic system that uses a computer chip, but that is not a general-purpose workstation, desktop or laptop computer. Such systems use microcontrollers (MCUs) or microprocessors (MPUs), or they may use custom-designed chips.
The cursor should move right but if not give me more information to correct my statement