BACKUP DATABASE [itdba] TO  DISK = N'D:multipleDatabaseBackup.bak' WITH NOFORMAT, NOINIT,NAME = N'itdba_backup'
GO
BACKUP DATABASE [itdbatest] TO  DISK = N'D:multipleDatabaseBackup.bak' WITH NOFORMAT, NOINIT, NAME = N'itdbatest_backup'
GO
BACKUP DATABASE [itdbatest2] TO  DISK = N'D:multipleDatabaseBackup.bak' WITH NOFORMAT, NOINIT, NAME = N'itdbatest2_backup'
GO

RESTORE HEADERONLY FROM DISK = N'D:multipleDatabaseBackup.bak'

RESTORE DATABASE itdbatest FROM DISK = N'C:Program FilesMicrosoft SQL ServerMSSQL14.SQL2017MSSQLBackupmultipleDatabaseBackup.bak'
WITH REPLACE, FILE = 2,
MOVE 'ITDBATest' TO 'C:Program FilesMicrosoft SQL ServerMSSQL14.SQL2017MSSQLDATAITDBATest.mdf',
MOVE 'ITDBATest_log' TO 'C:Program FilesMicrosoft SQL ServerMSSQL14.SQL2017MSSQLDATAITDBATest_log.ldf'
GO