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.
Answer:
HDMI ,I only have one answer to this question
Answer:
Sum = 3
Sum = 9
Sum = 18
Sum = 30
Look at the image for more information.