Thr provided link by other forum members are useful for newbies like you  and don't forget to always use the search feature of this forum and if it didn't help much then use google for example and make sure to add Bitcointalk at the end of what you have searched. Anyway, welcome to Bitcointalk forum and I hope you enjoy your time here in the forum. You should check the Beginners & Help Encyclopedia by Ratimov because it contains a lot of threads that you can learn.