Which of the following is an output device?

Which device converts human instructions into computer-readable form?

DVD stands for:

_______ is the standard input and output device which both receives information and displays it as well. It eliminates the use of a keyboard or a mouse.

Which of the following groups of devices are only input devices?

​A user communicates with a computer with the help of :

Which of the following set contains only input devices?

Which of the following options lists all devices used for output from a computer?