It is possible to force linux to use a regular file as swap, but this is not recommended.
"Debian GNU/Linux: Guide to Installation and Usage"
John Goerzen and Ossama Othman
You should know the names that linux uses when you create and mount partitions.
"Debian GNU/Linux: Guide to Installation and Usage"
John Goerzen and Ossama Othman
By default, a linux native partition was created.
"Debian GNU/Linux: Guide to Installation and Usage"
John Goerzen and Ossama Othman