incoming links

www.mattcutts.com	I am kinda confused, is back link and incoming links the same?
www.mattcutts.com	Only quality incoming links are going to give you referrals, right?
www.mattcutts.com	Only quality incoming links will show up in your stats then, right?
www.bluecorona.com	s the difference between backlinks, inbound links, and incoming links?
neilpatel.com	So how do you find dead links on educational blogs that you can capitalize on to get incoming links?