CJE 2600 – 150 Final Exam Questions & Answers on Criminal Investigation, Search & Seizure, Homicide | Criminal Justice 2026

This document contains approximately 150 comprehensive final exam questions and verified answers for CJE 2600 (2026), covering the full scope of criminal investigation procedures, constitutional law, crime scene management, interrogation techniques, intelligence gathering, and major crime categories. The material addresses both reactive and proactive investigations, preliminary investigations, crime scene preservation, Locard’s Exchange Principle, evidence admissibility standards, and courtroom documentation procedures. The review extensively covers Fourth Amendment search and seizure law, including probable cause, reasonable suspicion, the exclusionary rule and its exceptions (good faith, inevitable discovery), search incident to arrest (Chimel; Arizona v. Gant), container searches (Acevedo), investigative detention (Terry stops), Miranda requirements, and admissibility of warrantless recordings. It also analyzes Supreme Court cases such as U.S. v. Sokolow and discusses surveillance methods including GPS, FLIR technology, foot surveillance techniques, and two-officer shadowing methods. Additional sections focus on forensic documentation practices such as photographic stages (general, medium-range, close-up), triangulation sketching, fingerprint preservation methods (lifting and photographing), DNA analysis through RFLP, questioned documents, authentication of evidence, and the best evidence rule. The material further examines interrogation styles (sympathetic, face-saving, maximization), informant classifications and control methods, WITSEC eligibility, intelligence collation, link analysis charting, and profiling limitations. Major crime topics include homicide investigation procedures, lividity indicators, voluntary manslaughter versus first-degree murder, robbery patterns and statistics, ATM and bank robberies, domestic violence studies (Minneapolis experiment), sexual assault reporting rates, rape typologies (anger-excitation rapists, surprise approach), assault classifications, and wrongful death statistics. The review also explores the historical development of policing, including Sir Robert Peel, early American police forces in Boston, the Pinkerton agency, and the CSI effect. This material is especially relevant for students enrolled in Criminal Justice, Criminal Investigation, Police Administration, Forensic Science, Law Enforcement Studies, and Public Safety programs. It is also suitable for academy cadets, aspiring detectives, patrol officers preparing for promotional exams, and students preparing for comprehensive criminal investigation final examinations. The content closely aligns with widely used textbooks such as “Criminal Investigation” by Kären M. Hess and Christine Hess Orthmann, particularly chapters addressing crime scene processing, constitutional limitations, interrogation strategies, robbery and homicide investigation, informant management, and intelligence operations. Keywords: criminal investigation process, reactive investigation, preliminary investigation, locards exchange principle, crime scene preservation, probable cause standard, exclusionary rule exceptions, miranda requirements, search incident to arrest, investigative detention terry stop, crime scene photography stages, triangulation sketch method, fingerprint preservation methods, rflp dna analysis, interrogation styles sympathetic maximization, informant classification control, witsec eligibility, homicide investigation procedures, robbery statistics united states, sexual assault reporting rate, csi effect