Features of Digital Devices

Question 1

Methods of Charging

Answer 1

Wired charging means the device is connected an outlet through a wire, usually through a USB. Wireless (“inductive”) charging allows short distance wireless energy transfer between two devices.

Question 2

Sensors

Answer 2

Found in personal digital devices. Data from them is used by the device’s software to enhance the user experience. Examples are accelerometers and heartbeat sensor.

Question 3

NFC (Near Field Communication)

Answer 3

Contactless payment debit cards and smartphone NFC chips.

Question 4

Convergence

Answer 4

When a single device takes on the role of other devices i.e. smartphones with cameras.