Differences between C and MATLAB (Kevin Lynch)

An even lower-level language than C is the assembly language for your processor, where there is typically one CPU operation per line of code. (Your compiler actually translates your C code into assembly code before it is converted into machine-level code.) If you're watching this video, though, there is a good chance you are more familiar with a high-level language.

L-comp: The data type of a variable must be defined before it is used in C. Why?