A 'bit'. A bit is a binary unit that can be either a One, or a Zero. Typically, 8 bits make a byte.
One bit.
the smallest unit of resolution on a computer screen
A Pixel.
pixel
The smallest possible value a computer can work with would be 1 byte.
The smallest unit of measurement used to describe the storage capacity of a computer is called a bit. It is a binary digit that can represent either a 0 or a 1, and is the basic building block of all digital data.
Eight bits make a byte.
Bit
a bit
Yes you are right, Mostly computer Techies uses this term. Bit is the smallest unit in computer terminology. Hence up to bit means Updated upto the smallest part.
Bit "A bit is the smallest unit of data that a binary computer can recognize." Morley, Deborah (2010-02-09). Understanding Computers (Page 52). South-Western. Kindle Edition.
The smallest unit is a quark. I'm not sure what you mean by 'of classification'