If your MDT thinks it is possible to cure your bile duct cancer, surgery will be needed to remove any cancerous tissue. Depending on the extent of the cancer, it may be necessary to remove: 1  the part of your bile duct that contains cancerous cells. 2  your gallbladder.
Data extraction. Data extraction is the act or process of retrieving data out of (usually unstructured or poorly structured) data sources for further data processing or data storage (data migration).
Data recovery is an attempt to do just  what the name says: recover it. This can bâ¦e done by scanning the  hard drive to see if the imprint of the file still exists in binary  form, then rewriting the file. It can also be recovered from  backups stored in other directories, on other computers, etc.