I think it’s the last one
A fuse protects computer system from voltage fluctuations
Answer:
Basically computer does 5 basic operations that are input, output, process,storing and controlling. Input is basically taking data from the user, processing is transferring that data into useful information, then that information needs to be stored and controlled and finally output is give to user.
Deleting a character when you make a mistake and the print it without errors
