- 1. A suspect had difficulty chewing dry rice because fear reduced his saliva production. What ancient method was used?
A) Trial by water
B) Narcoanalysis
C) Hypnosis
D) Dry rice test
- 2. The investigator compared witness testimonies and CCTV footage to verify facts. What method was used?
A) Hypnosis
B) Cross -checking information
C) Voice stress analysis
- 3. A polygraph examiner asked ambiguous questions that confused the subject, What factor aftected the result?
A) Question clarity
B) Physical abuse
C) Instrumentation
- 4. The examinee intentionally changed his breathing
pattern during the examination. What is this called?
A) Baseline response
B) Countermeasure
C) Nervous reaction
D) Calibration
- 5. Loud noises outside the examination room distracted the examinee. Which factor influenced the result?
A) Examiner bias
B) Subject fatigue
C) Environment
D) Instrument defect
- 6. A suspect was tested despite having fever and beadache. What limitation was violated?
A) Instrument calibration
B) Subject fitness
C) Testing scoring
D) Examiner competence
- 7. The examiner explained the process before attaching the instruments. What phase is this?
A) Interrogation
B) Pre-test interview
C) Post-test
D) Actual test
- 8. “Did you steal the wallet?" is an example of what type of question?
A) Control
B) Relevant
C) Irrelevant
D) Emotional
- 9. “Is your name Mark Reyes?" is what type of guestion?
A) Irrelevant
B) Relevant
C) Control
D) Symptomatic
- 10. '‘Have you ever lied to avoid punishment?" is what type of quesion?
A) Admission-seeking
B) Control
C) Relevant
D) Irrelevant
- 11. The examiner used the polygraph to help identify truthful witnesses, What is the use of polygraph?
A) Crime prevention
B) Medical treatment
C) Investigative aid
D) Court punishment
- 12. The subject was forced to take the examination against his will. Which right was violated?
A) Right to privacy
B) Right to appeal
C) Right to consent
D) Right to silence
- 13. A subject moved constantly during the test, Why is this discouraged?
A) It's affects chart tracing
B) It's damages the machine
C) It delays the interview
D) It's changes the question
- 14. The examiner analyzed the charts and concluded that the subject was deceptive, What phase is this?
A) Initial interview
B) Post-test interview
C) Actual test
D) Question formulation
- 15. Which component records breathing patterns?
A) Cardiosphygmograph
B) Galvanograph
C) Pneumograph
D) Kymograph
- 16. Which component record galvanic skin response?
A) Pneumograph
B) Galvanograph
C) Cardiosphygmograph
D) Kymograph
- 17. Which component records blood pressure and pulse rate?
A) Pneumograph
B) Kymograph
C) Cardiosphygmograph
D) Galvanograph
- 18. Which component moves the chart paper?
A) Pneumograph
B) Galvanograph
C) Kymograph
D) Cardiosphygmograph
- 19. The examiner placed a “C” mark below the trace What does it mean?
A) Calibration
B) Confession
C) Control question
D) Coughing
- 20. The examiner marked 'M on the chart, What does this indicate?
A) Movement
B) Manipulation
C) Misconduct
D) Medication
- 21. The polygraph examination was conducted in the morning because the subject was well-rested, Why is this preferred?
A) Stronger physiological reactions
B) Easier questioning
C) Better lighting
D) Shorter interview
- 22. The examiner informed the subject of his
constitutional rights before the test, What phase is this?
A) Actual test
B) Post-test interview
C) Pre-test interview
D) Initial case interview
- 23. A subject drank alcohol before the examination.What effect may occur?
A) Reduced physiological reactions
B) Increased accuracy
C) Better scoring
D) Faster chart movement
- 24. A pregnant woman was scheduled for testing, What must first be considered?
A) Educational attainment
B) Health condition
C) Age of fetus
D) Place of residence
- 25. A 17-year-old agreed to the examination. What is additionally required?
A) Police approval
B) Parental consent
C) Court order
D) Barangay clearance
- 26. A subjcct was questioned continuously for several hours before the examination. What may happen?
A) Improved accuracy
B) Inconclusive results
C) Stronger responses
D) Better chart makings
- 27. The examiner observed deception through
physiological responses, Which nervous system becomes dominant during stress?
A) Parasympathetic
B) Skeletal system
C) Digestive system
D) Sympathetic
- 28. Which branch of the nervous systemı restores body to nomal condition after stress?
A) Sympathetic
B) Somatic
C) Parasympathetic
D) Respiratory
- 29. Which modern technology is also used in lie detection?
A) Blood typing
B) Voice stress analysis
C) DNA typing
D) Fingerprint analysis
- 30. Polygraph examination belongs to what field?
A) Criminological statistics
B) Forensic anthropology
C) Forensic psychophysiology
D) Biology
- 31. The examiner asked the subject to answer on or NO. Why?
A) To shorten the interview
B) To save time
C) To avoid chart distortion
D) To confuse the subject
- 32. The examiner attached the pneumograph first doeg it measure?
A) Pulse rate
B) Respiration
C) Skin resistance
D) Blood pressure
- 33. Which chart mark indicates outside noise?
A) M
B) OSN
C) PJ
D) SN
- 34. Which chart mark means the subject laughed?
A) B
B) SZ
C) Y
D) L
- 35. The examiner conducted further questioning after significant reactions appeared. What was the рuгроsе?
A) To establish baseline
B) To train the subject
C) To obtain confession
D) To calibrate the machine
- 36. A subject who refuses the test should be considered guilty
A) False statement
B) Partially true
C) Sometimes true
D) True
- 37. What type of question establishes normal physiological response?
A) Irrelevant
B) Emotional
C) Relevant
D) Control
- 38. Which question directly concerns the crime?
A) Control
B) Relevant
C) Speak tension
D) Irrelevant
- 39. What question compares reactions between truthful and deceptive responses?
A) Emotional
B) Irrelevant
C) Relevant
D) Control
- 40. The examiner reviewed all facts before preparing questions. What phase is this?
A) Instrumentation
B) Initial interview with investigator
C) Post-test interrogation
D) Actual test
- 41. During the examination, the subject requested to stop because he was experiencing chest pain. What should the examiner do?
A) Force the subject to answer
B) Continue the test immediately
C) Stop the examination because the subject is unfit
D) Ignore the complaint
- 42. The examiner explained to the subject how the polygraph machine works before starting the test whar right of the subject was obseryed?
A) Right to silence
B) Right to explanation of the machine
C) Right to privacy
D) Right to appeal
- 43. A suspect was denied the oportunity to refuse the examination. Which right was violaied?
A) Right to informed consent
B) Right to speedy trial
C) Right to confrontation
D) Right to remain silent
- 44. During the test, the examiner shouted and insulted the subject subjec repeatedly, Which right was violated?
A) Right to bail
B) Right to legal counsel
C) Right to privacy
D) Right against oral criticism or abuse
- 45. The examiner marked “OSN" on the chart, What does this indicate?
A) Subject objection
B) Subject nervousness
C) Outside noise
D) Oxygen shortage
- 46. while answering a question, the subjet suddenly sneezed. What chart marking should be used ?
A) SN
B) S
C) SZ
D) CT
- 47. The examiner noticed the subject moved his during questioning. What chart mark should written?
A) M
B) IM
C) VC
D) ARM
- 48. Which chart mark indicates that the subject cough during the examination?
A) C
B) SZ
C) CT
D) B
- 49. The examiner instructed the subject to regulate breathing. What chart marking is appropriate?
A) BI
B) TI
C) VC
D) R
- 50. The examiner placed ‘T-T on the chart, What does this mean?
A) Time tracking
B) Talking by the subject other than YES or NO
C) Truthful test
D) Test terminated
- 51. A subject who only slept for two hours before the test arrived very weak and sleepy. What limitation was violated?
A) Subject must avoid exercise
B) Subject must avoid coffee
C) Subject must avoid smoking
D) Subject must have enough sleep
- 52. Before the examination, the subject drank alcobol with friends. What possible effect may occur?
A) Reduced physiological responses
B) Increased truthfulness
C) Improved chart tracing
D) Faster testing process
- 53. The examiner postponed the test because the examince had a severe toothache. Wby?
A) Toothache damages the machine
B) Toothache prevent questioning
C) Toothache changes fingerprint
D) Toothache affects physiological reactions
- 54. Which component records thoracic and abdominal breathing?
A) Galvanograph
B) Cardiosphygmograph
C) Pneumograph
D) Kymograph
- 55. The electrodes were attached to the fingers to
measure skin resistance. Which component is used?
A) Kymograph
B) Cardiosphygmograph
C) Galvanograph
D) Pneumograph
- 56. The examiner wrapped a blood pressure cuff around the examinee's arm. Which component was being used?
A) Pneumograph
B) Galvanograph
C) Kymograph
D) Cardiosphygmograph
- 57. Which component controls the movement of chart paper during the examination?
A) Kymograph
B) Cardiosphygmograph
C) Galvanograph
D) Pneumograph
- 58. During the initial interview, the investigator
submitted sworn statements and crime scene sketches to the examiner. Why is this important?
A) To improve handwriting
B) To prepare suitable question
C) To reduce chart markings
D) To shorten the process
- 59. During the pre-test interview, the examiner observed the subject's behavior and emotional reactions. What was the purpose?
A) To provoke confession immediately
B) To calibrate the machine
C) To evaluate suitability and reaction
D) To avoid chart marking
- 60. During the pre-test interview, the examiner observed the subject's behavior and emotional reactions. What was the purpose?
A) To avoid chart marking
B) To evaluate suitability and reaction
C) To calibrate the machine
D) To provoke confession immediately
- 61. The examiner asked all prepared questions before the actual test to ensure understanding. Why?
A) To avoid confusion
B) To intimidate the subject
C) To force confession
D) To shorten the process
- 62. A subject repeatedly gave long explanations instead of YES or NO answers. What problem may occur?
A) Clearer charts
B) Better baseline readings
C) Distortion in chart tracing
D) Faster interpretation
- 63. After reviewing the charts, the examiner found no signs of deception and thanked the subject for cooperating, What phase is this?
A) Instrumentation
B) Actual test
C) Initial interview
D) Post-test interview
- 64. A subject became nervous when asked about stealing money from the office. What type of question was likely asked?
A) Relevant question
B) Irrelevant question
C) Control question
D) Neutral question
- 65. The examiner asked, ‘"Have you ever taken
something that did not belong to you?" What type of question is this?
A) Symptomatic
B) Control
C) Relevant
D) Irrelevant
- 66. The examiner asked, “Are the lights on in this room?” What type of question is this?
A) Emotional
B) Relevant
C) Control
D) Irrelevant
- 67. A truthful examinee reacted more strongly to questions than to relevant questions. What may this indicate?
A) Truthfulness
B) Examiner bias
C) Machine defect
D) Deception
- 68. Which is the primary purpose of polygraph examination?
A) To imprison suspects
B) To determine truth or deception
C) To replace investigator
D) To punish offenders
- 69. An investigator used polygraph examination to identify additional suspects involved in a robbery Which objective was achieved?
A) Identify other persons involved
B) Increase confession rate
C) Determine punishment
D) Locate witnesses
- 70. The examiner attempted to locate the hidden fire used in the crime through questioning. What objective is involved?
A) Determine sentence
B) Establish baseline
C) Located fruits or tools of the crime
D) Conduct interrogation
- 71. Which statement best describes the polygraph?
A) It directly detects lies
B) It replaces criminal investigation
C) It automatically proves guilt
D) It is a scientific diagnostic instrument
- 72. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Question type
B) Testing environment
C) Examiner competence
D) Subject movement
- 73. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Question type
B) Examiner competence
C) Testing environment
D) Subject movement
- 74. The subject remained calm even while lying because of unusual emotional control. Which factor affected the result?
A) Testing environment
B) Examiner bias
C) Individual differences
D) Instrument calibration
- 75. The examiner failed to calibrate the machine
correctly before the examination. What may happened?
A) Accurate reading
B) Unreliable recording
C) Faster testing
D) Improved chart movement
- 76. The examiner conducted the examination in a very hot room. Which factor may influence the results?
A) Question type
B) Examiner training
C) Chart marking
D) Testing question
- 77. Which statement explains why polygraph
examination cannot stand alone in solving crimes?
A) It is too expensive
B) It cannot record reactions
C) It works only for witness
D) It is only an investigative aid
- 78. A subiect who had taken sedatives produced weak physiological reactions. What was the likely result?
A) Faster chart interpretation
B) Immediate confession
C) Stronger reaction
D) Higher possibility of inconclusive results
- 79. Why should the accusation be explained to the subject before the examination?
A) To delay the process
B) To confuse the subject
C) To prepare and inform the subject properly
D) To increase fear
- 80. The examiner noticed excessive fetal movement causing pain to a pregnant subject, What should be done?
A) Continue the test
B) Stop or postpone the test
C) Ignore the condition
D) Increase questioning
- 81. A subject was physically abused before the examination. Why is this prohibited?
A) It affects physiological responses
B) It shortens the interview
C) It weakens the examiner
D) It damages the machine
- 82. During testing, the examiner placed a short vertical line below the tracing to indicate the start of a question. What is this called?
A) Baseline mark
B) Stimulus mark
C) Deception mark
D) Calibration mark
- 83. Which chart marking indicates the begimning point of the test?
A) XX
B) IM
C) X
D) BI
- 84. Which chart marking indicates the ending point of the test?
A) PJ
B) TT
C) X
D) XX
- 85. A paper jam occured during the examination. What chart marking should appear?
A) PJ
B) ARM
C) M
D) VC
- 86. Which chart marking indicates that the subject yawned?
A) Y
B) B
C) SN
D) S
- 87. The subject requested repetition of a question. What chart mark is used?
A) TT
B) VC
C) R
D) CT
- 88. Which chart marking means the examiner gave talking instructions?
A) TT
B) VC
C) BI
D) TI
- 89. Which chart mark indicates a voice change while answering?
A) ARM
B) PJ
C) IM
D) VC
- 90. A subject cleared his throat during testing, Which mark should be used?
A) SN
B) CT
C) S
D) SZ
- 91. Why is chart marking important during polygraph examination?
A) To decorate the chart
B) To prevent misinterpretation
C) To increase fear
D) To shorten questioning
- 92. Which statement best describes a polygram?
A) A list of questions
B) Complete record of tracing during examination
C) A medical report
D) A written confession
- 93. Cleve Backster is known for developing what procedure?
A) Uniform chart marking
B) Hypnosis testing
C) Dry rice test
D) Narcoanalysis
- 94. Why are irrelevant questions included in the examination?
A) To frighten the subject
B) To shorten the interview
C) To establish baseline response
D) To force confession
- 95. The examiner used broad emotionally stimulating questions unrelated to the specific crime, What type of question are these?
A) Admission question
B) Relevant
C) Control
D) Irrelevant
- 96. Which objective of polygraph examination helps investigators discover unwillingly hidden
information?
A) Determine sentence
B) Gain valuable information from unwilling subjects
C) Replace witness testimony
D) Establish guilt automatically
- 97. A subiect's anxiety caused strong reactions even while telling the truth, Which factor affected the result?
A) Instrument calibration
B) Question structure
C) Emotional condition
D) Room temperature
- 98. Which factor refers to differences in how people react to stress?
A) Examiner competence
B) Instrumentation
C) Individual differences
D) Testing environment
- 99. Why should a subject avoid smoking before the examination?
A) Smoking affects physiological responses
B) Smoking shortens the process
C) Smoking damages the chart
D) Smoking weakness the examiner
- 100. Which right allows the subject to know the reason for the examination?
A) Right to silence
B) Right to explanation of the test
C) Right to appeal
D) Right to bail
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