What is the difference between Interview and Interrogation?

An interview asks about your past skills and work experience, your hobbies, special training and skills. An interrogation is when the person who is asking questions asks them in an unprofessional way and asks about personal things.

Interview is a taking of information by the person base in his/her  question without forcing her/his to answer and the product of  information are only depend to her statement  while interrogation is using the scientific methods of questioning to a person by the investigator.

The implications are different and both are conducted to find answers to questions. However, interogation are usualy more fomal and conducted by officials such military or law enforcement. An interview can also be conducted by officials mentioned above usualy as a primary objective to gather information about and investigation. 

There is a vast difference between the two. An interview is voluntary in that the person who goes for an interview or even sits for an interview does it at his own behest for a specific purpose. Moreover an interview suggests that the person being interviewed should prepare according to the purpose. An interview is comparatively much shorter.

On the other hand an interrogation involves finding facts about an incident with the purpose of fixing responsibility. It may take much longer with a number of sittings to reconfirm facts. The person being interviewed would generally be under lot of stress.