A single point on a computer monitor called pixel.
Pixel
a computer mouse is used to point things on the computer screen
It is a visual interface with the computer, without the monitor you wouldn't know what your PC or laptop was actually doing and there would be little point in having it.
PIXEL
That's called a "circle".
Point Mutation- a type of gene mutation in which only a single nucleotide in a gene has been changed.
They are devices that are used often to put out power etc
The point in which all the angle bisectors intersect is called the incenter.
Such mutations are called point mutation or gene mutation.
I believe it is just called one-point perspective.
point mutation
There is one single point in the Earth's orbit where it is closest to the sun. That point is called the "perihelion".