Section 2: Uses of Input devices

Question 1

Define Keyboard

Answer 1

Entering text into a word processing document. Applications where text has to be created rather than copied

Question 2

Numeric keypad

Answer 2

Applications where only numeric data is to be entered.
+ Inserting PIN for Chip and credit/debit cards
+ Using an ATM machine to withdraw money or check a bank balance

Question 3

Pointing devices

Answer 3

All applications which require selection from a graphical user interface. For
example: the selection of data from a set list or menu

Question 4

When to use mouse, track pad and tracker ball?

Answer 4

Mouse: In PCs
Track pad: Laptops
Tracker ball: People with limited motor skills
eg: Children, old people

Question 5

Remote control

Answer 5

Using remote control devices to operate:
\+ TVs 
\+video players/recorders
\+DVD players/recorders
\+satellite receivers
\+HiFi music systems
\+data or multimedia projectors

Question 6

Joystick

Answer 6

+Used by a pilot to fly an aeroplane or flight simulator.

+ Used in car driving simulators and for playing games

Question 7

Touch screen

Answer 7

Selecting from a limited list of options e.g. certain POS uses such as cafes,
tourist information kiosks, public transport enquiries

Question 8

Magnetic stripe readers

Answer 8

At POS terminals, ATMs and in security applications

Question 9

Chip readers and PIN pads

Answer 9

Payment cards, ID cards, door control systems, public transport tickets

Question 10

Scanners

Answer 10

Entering hard copy images into a computer

Question 11

Digital cameras

Answer 11

Taking photographs for input to computers, for input to photo printers

Question 12

Microphones

Answer 12

Recording of voices for presentation software