The following are all input devices:

• keybaord, mouse, monitor

• keyboard, mouse, webcam

• microphone, mouse, CD rom

• microphone, joystick, speaker

The following are all output devices:

• monitor, mouse, speaker

• monitor, USB disk, speaker

• projector, monitor, speaker

• projector, monitor, tracker ball

The following are all storage devices:

• hard disk, USB disk, DVD rom

• USB disk, CD rom, speaker

• DVD rom, Blue Ray disc, printer

• DVD rom, Blue Ray disc, joystick

The following are all processing device:

• RAM

• ROM

• Motherboard or Mainboard

• CPU

The following is an input and output device:

• temperature sensor

• touch screen

• printer

• microphone

Hardware is referred to as

• keyboard and mouse

• CPU and the system unit

• all the physical parts of a computer

• printer and headset

DAC is a device that

• converts digital data to analogue data.

• converts analogue data to digital data.

• converts real data to virtual data.

ADC is a device that

• converts digital data to analogue data.

• converts analogue data to digital data.

• converts real data to virtual data.

All of the following are manual input devices

• mouse, keyboard, pressure sensor

• mouse, keyboard, tracker ball

• mouse, joystick, printer

• mouse, joystick, projector

All of the following are automatic input devices

• pressure sensor, motion sensor, keyboard

• sensors, MICR, speaker

• moisture sensor, barcode reader, chip and pin reader

• oxygen sensor, barcode reader, plotter