Without the symbols customer service would be possible debugging using only the application custome

What is a Symbol? To that one server .pdb?
Without the symbols customer service would be possible debugging using only the application customer service binaries, where no function names would be available, data structure names, among others. With the symbols of the preocesso debugging is much easier, customer service it is possible to identify customer service the number of lines and the name of local variables.
There are two types of symbols: public and private. Private symbols are those that developers use to work with them and contain all the necessary information during debugging. Public symbols are symbols that contain information customer service that have to leave the life of the debugger a little easier ... but does not provide many details. The reason for this differentiation is related to intellectual property protection.
As for pdbs ... many people think q is useless ... today the symbol files come in .pdb format, so keep this file to the need to perform some kind of analysis in an application.