advantages of all

Question 1

Keyboard

Answer 1

• Easy method of
  entering data into a
  computer
• Well-known method

Question 2

Numeric
Keypad

Answer 2

• Faster than standard
  keyboards when
  entering numeric data
• Easy-to-use input
  device since it involves
  fewer keys

Question 3

Pointing
device:
mouse

Answer 3

• Faster method for
  choosing an on-screen
  option rather than using
  a keyboard
• Does not need a large
  desk area when
  compared to a
  keyboard

Question 4

Pointing
device:
touchpad

Answer 4

no need to carry a
mouse around with you

Question 5

Pointing
device:
trackerball

Answer 5

• They are more robust
  than a mouse
• Needs less desk space
  than a mouse or
  keyboard

Question 6

Remote
control

Answer 6

• Can be operated from
  any reasonable
• Easy-to-use interface

Question 7

Pointing
devices:
Joystick and
driving
wheel

Answer 7

• Easier than a keyboard
  to navigate the screen
• Control is more realistic

Question 8

Touchscreen

Answer 8

• Faster entry of options
  than using keyboard or
  mouse
• It is easy to expand
  screen size as necessary
  with no need to change
  software or entry
  method

Question 9

Scanner

Answer 9

• Allow damaged photos
  and manuscripts to be
  recovered
• When used to read
  barcode the scanner
  becomes a DDE device

Question 10

Digital
Camera

Answer 10

Can take many photos
* Easy to store photos on
another device or in the
cloud

Question 11

Microphone

Answer 11

• It is possible to
  manipulate sound in
  real time
• Faster to read in text
  than to type it in using
  a keyboard

Question 12

Analogue
Sensors

Answer 12

• More accurate readings
  taken when compared
  to manual method
• Readings are
  continuous – no break
  in the monitoring

Question 13

Light pen

Answer 13

• Have greater accuracy
  than touchscreen
• Very small
  devices[useful where
  space is an issues]