An excellent overview! I always dreaded learning this and your post seems to be a nice way to digest the content! This is probably going to get me to dive deep

An excellent overview! I always dreaded learning this and your post seems to be a nice way to digest the content! This is probably going to get me to dive deep into some hardcore c/c++ work :) One small copy correction: In the linker (4/5), you mentioned "Let's compile hello.c and peek inside hello.o.". But you are actually peeking the a.out.