cp
The cp utility provided as a psh applet can be used to copy files.
If used with -h parameter it prints the help message with possible arguments and parameters as follows:
Usage: cp [options] SOURCE DESTINATION
-p: preserve file attributes
-h: shows this help message
To copy a file using cp source and destination must be specified as arguments. Following command:
cp foo bar
Creates a file bar which is a copy of file foo. If bar existed it is overwritten.
To create a copy of the same name destination filename can be omitted, and only destination directory can be provided. Following command:
cp foo directory/
creates a file foo in the directory directory, which is a copy of an original file foo.