To write a program (tells what to do) for a computer, we must use a computer language.
Over the years computer languages have evolved from machine languages to natural languages.
The following is the summary of computer languages
1940‘s -- Machine Languages
1950‘s -- Symbolic Languages
1960‘s -- High Level Languages
Machine Language
In the earliest days of computers, the only programming languages available were
machine languages. Each computer has its own machine language which is made of streams of
0‘s and 1‘s. The instructions in machine language must be in streams of 0‘s and 1‘s. This is also
referred as binary digits. These are so named as the machine can directly understood the
programs