A common complaint by Emacs newbies is that it doesn’t scroll like they are used to. Most notable is scrolling down one line at a time, also known as the NextLineBehavior.
Another common issue is horizontal scrolling and line wrapping. Line wrapping can be disabled with:
(setq truncate-lines t)
or M-x toggle-truncate-lines
In Emacs versions before 21, you also need this:
See also Scrolling