The original C compiler was written in PDP-7 assembly language, as was Unix at the time; the port to the PDP-11 was also in assembly language. Later, C was used to rewrite the Unix kernel to make ...

These conversion programs turn the programmer's source code, which is what the programmer writes, into machine language (machine code). See assembly language , compiler and interpreter . Machine ...

Instructions written in a programming language. Source code is the text that a programmer writes, but it is not directly executable by the computer. Source code must be converted into machine ...