backup copy

He created four backup copies of the bank's computer records.

Take a backup copy of the file to be converted.

And this time I'm going to make a backup copy before we run the new version.

Do you have a current backup copy of your data?

Is it legal to buy and use a backup copy of software I already own?

This approach also means that it does not have to make regular backup copies of its data as other companies do.

Data loss can sometimes be prevented by creating a backup copy.

Getting the system working again and restoring the data from a backup copy may take a long time.

The machine records each vote as it should, and makes a backup copy, too.

Of course I had made a backup copy on my computer at home.