Answer needed urgently Pick the correct statements with reference to the Apple iPhone screen.
The dot is the most basic screen aspect.
It is the smallest unit of a single color.
When zoomed in pixels look like tiny squares.
DPI measures the size of a screen.
PPI measures the point density of a screen.
The retina display has three times the density of non-retina screens.

What is a number system, and what is the total number of digits used in this system called? a number system is a system that uses different (options: a) numbers b) symbols c) codes d) digits e) alphabets) to represent different numbers. the total number of digits used in a number system is known as its (options: 1) processor 2) converter 3) radix 4) least significant digit 5) most significant digit)