%% 
%%  An UIT Edition example
%% 
%%  Example 05-00-1 on page 158.
%% 
%%  Copyright (C) 2012 Vo\ss 
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 

% Show page(s) 1,2,3

%% ==== 
\PassOptionsToClass{12pt}{beamer}
\documentclass{exabeamer}
\usepackage[utf8]{inputenc}

%\StartShownPreambleCommands

%\StopShownPreambleCommands

\begin{document}
\begin{frame}[t]{}
The first line of the slide, which touches the upper edge.
\vfill
The last line of the slide, which touches the lower edge.
\vspace{-\fill}
\end{frame}
\begin{frame}[t,plain]{}
The first line of the slide, which touches the upper edge.
\vfill
The last line of the slide, which touches the lower edge.
\vspace{-\fill}
\end{frame}
\begin{frame}[t,plain]{}
The first line of the slide, which touches the upper edge.
\vspace{\textheight}\vspace{-2\normalbaselineskip}
The last line of the slide, which touches the lower edge.
\end{frame}
\end{document}