Using command-line expansion
Now, if I'm really cool, I don't actually type out that whole remove command, do I? As a practical matter I usually just type in something like this:
and then hit the [Tab] key, and if "delete.me" is the only file in the current directory beginning with the characters "de" the Unix system expands my command line to look like this:
Pretty cool, eh? That part is called "command-line expansion", and it makes life very easy.