What are the fundamentals of criminal investigation?

A complete criminal investigation can include searching, interviews, interrogations, evidence collection and preservation, and various methods of investigation. Modern-day criminal investigations commonly employ many modern scientific techniques known collectively as forensic science.Click to see full answer. Thereof, what are the 3 fold aims of criminal investigation?INVESTIGATION DEFINED: The collection of facts to accomplish a three-fold aim: a. to identify the guilty party; b. to locate the guilty party; and c. to provide evidence of his guilt.Similarly, what is the process of an investigation? The investigative process is a progression of activities or steps moving from evidence gathering tasks, to information analysis, to theory development and validation, to forming reasonable ground to believe, and finally to the arrest and charge of a suspect. In this way, what are the steps and characteristics of a successful criminal investigation? These skills will include: Critical Incident Response. Interpretation of criminal law and offence recognition. Crime scene management. Evidence identification and preservation. Engaging forensic tools for evidence analysis. Witness assessment and interviewing. Suspect questioning and interrogation. What is an investigating officer?Investigating Officer. POST OBJECTIVE: To manage the day-to-day activities for the effective and efficient functioning of the investigations process and enforcement related issues To provide expertise and advice on all investigations and enforcement related issues.