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