A string of eight os and ls is called a
A byte.
You, as a programmer, can use a string with 1s and and 0s (or any other content) in each and every programming language.
Eight binary digits are called a byte.Four binary digits are a nibble.
a digital signal
yes.
n+1 (counting the empty string)
If you are referring to a string with no fingers on it, it is called an open string.
Binary
Binary
it's called a peice of string
A string of mountains is called a mountain chain.
A chain, string or group of islands is called an archipelago.