echo
echo "*** SIMPLE COMMANDS"
date
cd
mkdir 217test
cd 217test
ls -l
rm 217test.1
rm 217test.2
rm 217test.3
/bin/date
echo
echo "*** REDIRECT"
ls > 217test.1
cat < 217test.1
cat < 217test.1 > 217test.2
diff 217test.1 217test.2
echo
echo "*** PIPES"
date | wc
date | wc | cat | grep 1
diff 217test.1 217test.2 | wc
echo
echo "*** REDIRECT + PIPES"
cat < 217test.1 | grep 217test.1
cat < 217test.1 | grep 217test.1 > 217test.3
grep 217 217test.3
echo
echo "*** ENVIRONMENT VARIABLES"
printenv 
export FOO=bar
printenv
echo
echo "*** BAD SYNTAX & STRANGE CASES"
notfound
ls "<" 217test.3
ls \<
date > 217test.4 | wc