What is UI (User Interface) - Definition?

User Interface is the software which we use to perform task on a hardware of the device. Technically is the part of operating system which is visible and hides all complexities.

Some times it is also used for some input hardware too. But in mobile devices, it is used for the software. What kind of window, color, transitions and other element we see and use to perform tasks on a smartphone are called UI. The easier to work on a user interface, the more user friendly it is called.

0-9
1080p | 1G | 2G | 3G | 4G | 5G | 802.11
A
A-GPS (Assisted GPS) | A2DP (Advanced Audio Distribution Profile) | AAC (Advanced Audio Coding) | Airplane Mode | AMOLED display (Active-matrix organic light-emitting diode) | aptX | Auto Focus
B
Band | Benchmarking | Bluetooth | Browser
C
Capacitive Touchscreen | CDMA (Code-Division Multiple Access) | Corning Gorilla Glass | CPU (Central Processing Unit)
D
DLNA (Digital Living Network Alliance)
E
EDGE (Enhanced Data rates for GSM Evolution)
F
Fixed Focus | Flight mode
G
GPS (Global Positioning System)
H
HDR
I
IP Ratings
N
NavIC | Near Field Communication (NFC)
O
Optic AMOLED | Optical image stabilization
R
RAM (Random-Access Memory)
S
SMS (Short Messaging Service) | Stylus | SVGA (Super video graphics array)
T
TFT (Thin Film Transistor)
U
UI (User Interface)
V
VGA (Video Graphics Array)
X
Xenon flash