A quick explonation to people that may live under a rock:
A computer is a machine that can execute code. How is it done?
it's done by taking machine code and running it through a processor to process the code.
How is it done?
It's done by loading the program to the system memory, then the RAM(random access memory), then from the RAM is loaded to the CPU(central processing unit), and does what the code said to do.
Pretty simple stuff.
Chose: