Built-in Utilities

Command	Function
cd	Change working directory. Optionally, change disk.
chcp	Change code page. (Not implemented on NT.)
chdir	A synonym for cd.
cls	Clear the screen.
dirs	Print the directory stack.
echo	Echo arguments to stdout.
eval	Defer parsing of the word list until the evaluation phase.
hashstat	Print path hash statistics.
heapstat	Print heap usage statistics.
history	Display the history list.
kill	Kill background activity.
popd	Pop directory stack.
ps	List process and thread status.
pushd	Push a new current directory on the directory stack or exchange the top two items.
rehash	Rehash the path directories.
rotd	Rotate the directory stack.
sleep	Sleep for a specified period.
source	Read commands from a file.
unhash	Turn off path list hashing.
verify	Turn on write verification mode.
wait	Wait for children to complete.

All built-in utilities self-document with the -h option.