FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Keyboard, as they mentioned is not an output device basically means an input device. Keyboard in not an output device, it is rather an input device.

Detailed explanation-2: -A keyboard is one of the most important input devices. You can use it to input data into a computer or other electronic devices. They do this by connecting to the computer in one of two ways: wirelessly or through a USB system.

Detailed explanation-3: -If we talk about output device then plotter, printer and monitor are output device but touch screen is not a output device.

Detailed explanation-4: - Keyboard and Mouse are input devices. Monitor, Speakers and Printer are output devices. Any device has to be connected to the CPU to receive or send information.

Detailed explanation-5: -The most common input devices are the keyboard, mouse, and touch screen.