What is the difference between synthetic backups and True Image Restore (TIR) in NetBackup?

Synthetic backups create a full backup image from existing backups, while TIR restores files from the most recent backup image.

Synthetic backups restore files from the most recent backup image, while TIR creates a full backup image from existing backups.

Synthetic backups create a full backup image from existing backups, while TIR maintains a catalog of files and directories for each backup image.

Synthetic backups maintain a catalog of files and directories for each backup image, while TIR creates a full backup image from existing backups.