Inputs

Question 1

is a sensor an input or output device ?

Answer 1

input

Question 2

printer types ? *this is actually an output

Answer 2

laser, thermal,plotter

Question 3

What is an input?

Answer 3

entry of data

Question 4

What are some common input devices?

Answer 4

BARCODE READER - bars and spaces represent characters in a code when they’re scanned.The laser light is either absorbed or reflected.
RFID - uses numbers to obtain details in a computer database

Question 5

Other inputs?

Answer 5

• laser scanners
• pen type readers
• camera based readers
• digital cameras
• passive and active tags (constantly emit a signal
• touchscreen
• keyboard
• mouse
• microphone

Question 6

Describe a sensor that the device might include to help monitor calories burnt.

Answer 6

Altimeter (1 – AO1.2) when the wearer is ascending/descending (1 – AO2.1).
Accelerometer (1 – AO1.2) measure forces on device when it moves (1 – AO2.1).
Gyroscope (1 – AO1.2) to measure if wearer turns (1 – AO2.1).