Help, find as many different examples as you can of physical controls and displays. (a) list them. (b) try to group them, or classify them. (c) discuss whether you believe the control or display is suitable for its purpose.
Answers
Answer:
Physical controls, sensors and special devices
Special displays Except for CRT and LCD, there are numerous other display devices, e.g. LED?s, ganges, dials and headup displays.
Answer:
Explanation:
(a) Examples of physical controls and displays:
Buttons
Knobs
Dials
Switches
Joysticks
Keypads
Touchscreens
LED displays
OLED displays
LCD displays
CRT displays
Touchpads
Trackpads
Trackballs
Graphic displays
Numeric displays
Analog displays
Digital displays
Sliders
Potentiometers
(b) Grouping/Classification:
Buttons, knobs, dials, switches, and joysticks can be grouped as mechanical controls.
Keypads, touchscreens, and touchpads can be grouped as touch controls.
LED displays, OLED displays, LCD displays, CRT displays, graphic displays, numeric displays, analog displays, and digital displays can be grouped as displays.
Trackpads and trackballs can be grouped as pointing devices.
Sliders and potentiometers can be grouped as linear controls.
(c) Suitability:
The suitability of a physical control or display depends on the specific application and the needs of the user.
For example, buttons and knobs are simple and intuitive, making them suitable for applications where quick and straightforward interaction is required.
Touchscreens are becoming increasingly popular for their versatility and ability to display complex information, making them suitable for applications that require a high degree of visual feedback.
OLED displays are suitable for applications where high contrast and vivid color reproduction is important.
LED displays are suitable for applications where low power consumption and high brightness are desired.
LCD displays are suitable for applications where a compact form factor and good color reproduction are required.
CRT displays are suitable for applications where high image quality and high resolution are important.
It's important to note that no single physical control or display is suitable for all purposes, and the most suitable control or display will depend on the specific needs and requirements of the application and the user.
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