A user communicates with a computer with the help of:

Correct option is D

A user interacts with a computer using both input and output devices. Input devices like keyboards and mice allow the user to provide data, while output devices like monitors and printers display or present the results.
Important Key Points:
1. Input devices allow users to enter data into a computer.
2. Output devices display or output the results of the processed data.
Knowledge Booster:
· RAM: A type of memory, not a communication device.
· Input devices only: Incomplete, as users also need output devices to receive feedback.
· Output devices only: Users need input devices to give instructions to the computer.