Perceptivity and Observation
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Questions and Answers

What percentage of a criminal investigator's time is spent gathering subjective information?

  • 50%
  • 10%
  • 90% (correct)
  • 25%

Who is considered the founder of personal description as a means of identification in criminal investigations?

  • Anthropometry
  • Alphonse Bertillon (correct)
  • Quetelet
  • Bertillonage

What is the main purpose of obtaining a description of an offender from a victim/witness?

  • To gather subjective information
  • To develop the anthropometric method
  • To identify the offender (correct)
  • To create a police profile

Which type of witness holds more weight than an eyewitness or corroborative witness?

<p>Independent or Third-Party Witness (A)</p> Signup and view all the answers

Which of the following is NOT a personal description that an eyewitness may provide?

<p>Criminal record (D)</p> Signup and view all the answers

What is the purpose of criminal photograph albums (Rogue's Galleries) in witness descriptions?

<p>To showcase photos of previously convicted criminals (D)</p> Signup and view all the answers

What is the main difference between interviewing and interrogation?

<p>The cooperation of the person being questioned (C)</p> Signup and view all the answers

What should witnesses be advised about when identifying individuals in a line-up?

<p>They are not obliged to identify anyone in the line-up and should take care not to identify the person who most resembles the suspect (D)</p> Signup and view all the answers

What should the supervisor record on the SAP 329 form during the line-up process?

<p>The time taken by the witness to point out the person in the lineup (B)</p> Signup and view all the answers

What information should the supervisor's signed report contain?

<p>The supervisor's service number, rank, and name (D)</p> Signup and view all the answers

Which factor can drastically reduce the accuracy of eyewitness information?

<p>Alcohol/drug intoxication (C)</p> Signup and view all the answers

Which factor can lead to the creation of false memories in a witness?

<p>Suggestion (B)</p> Signup and view all the answers

Which identification technique is used when the police have a solid suspicion of the perpetrator but have not put the suspect in custody?

<p>Photograph Identification (B)</p> Signup and view all the answers

What should be done with the photographs used in a photograph identification process after each witness has viewed them?

<p>They should be rearranged in the same order (A)</p> Signup and view all the answers

Which of the following is NOT a purpose of an identification parade?

<p>To determine the guilt or innocence of the suspect (B)</p> Signup and view all the answers

Who is responsible for conducting an identification parade?

<p>An impartial and uninvolved police officer (D)</p> Signup and view all the answers

What is the minimum number of people, including the suspect, that should be present in an identification parade?

<p>8 (C)</p> Signup and view all the answers

Who is allowed to be present during a closed identification parade?

<p>Witnesses, suspect, line-up participants, supervisor, and suspect's legal representatives (B)</p> Signup and view all the answers

Which method did Alphonse Bertillon use to develop the anthropometric method of identification?

<p>Unique measurements (D)</p> Signup and view all the answers

What is the main difference between an eyewitness and a corroborative witness?

<p>An eyewitness personally saw the crime, while a corroborative witness can provide information about the circumstances surrounding the crime. (D)</p> Signup and view all the answers

What is the purpose of obtaining a description of an offender from a victim/witness?

<p>To gather subjective information (C)</p> Signup and view all the answers

Which factor can lead to the creation of false memories in a witness?

<p>Suggestion (A)</p> Signup and view all the answers

What is the main effect of high stress levels on the accuracy of eyewitness information?

<p>High stress levels drastically reduce the accuracy of eyewitness information (C)</p> Signup and view all the answers

Which of the following is NOT a factor that influences an individual's perceptivity?

<p>Mental health (C)</p> Signup and view all the answers

What is the main purpose of informal identification in criminal investigations?

<p>To accompany the victim/witness to the vicinity of the crime (D)</p> Signup and view all the answers

According to R v Nara Sammy 1956, what should witnesses be advised about when identifying individuals in a line-up?

<p>They are not obligated to identify anyone in the line-up (D)</p> Signup and view all the answers

What should the supervisor record on the SAP 329 form during the line-up process?

<p>Witness' reaction when they identify the person and the comments or reactions of the person being pointed out (B)</p> Signup and view all the answers

What should the supervisor's signed report contain?

<p>Parade was conducted by them, details on the SAP 329 are correct, SAP 329 is a fair and accurate description of the procedures (B)</p> Signup and view all the answers

Which of the following is NOT a requirement for an identification parade to be admissible in court?

<p>The suspect must choose their position in the line-up (B)</p> Signup and view all the answers

Who is allowed to be present during a closed identification parade?

<p>Witnesses, suspect, line-up participants, and supervisor (A)</p> Signup and view all the answers

What should be done with the photographs used in a photograph identification process after each witness has viewed them?

<p>They should be kept as evidence for future reference (A)</p> Signup and view all the answers

Why are one-way vision glass windows not commonly used in South Africa for identification parades?

<p>They are not available or in close proximity (C)</p> Signup and view all the answers

Which of the following is NOT a step in the process of creating a composite picture of the face?

<p>Overlaying features (A)</p> Signup and view all the answers

What is the purpose of criminal photograph albums (Rogue’s Galleries)?

<p>To provide photos of previously convicted criminals for the purpose of pointing out similar facial features (D)</p> Signup and view all the answers

What is the main difference between interviewing and interrogation?

<p>Interviewing is done with a cooperative person, while interrogation is done with a reluctant or hostile person (D)</p> Signup and view all the answers

What is the purpose of a single-purpose interrogation technique?

<p>To convince the interrogee that the only way out is to confess (D)</p> Signup and view all the answers

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