If an application runs twenty-four hours a day, how to perform a backup in Betrieve?

If an application runs twenty-four hours a day, how to perform a backup?

-Once a file is opened by Btrieve, no other user / application can open it until Btrieve closes that file.

-The operating system's 'copy' command will not work

-One can back up the Btrieve file using BUTIL operations.

-BUTIL operations uses CLONE for creation of a backup file.

-Followed by CLONE, COPY command is used to backup the records from one file to backup file.