- 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) Hypnosis
D) Narcoanalysis
- 2. The investigator compared witness testimonies and CCTV footage to verify facts. What method was used?
A) Voice stress analysis
B) Hypnosis
C) Cross -checking information
- 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) Countermeasure
B) Calibration
C) Nervous reaction
D) Baseline response
- 5. Loud noises outside the examination room distracted the examinee. Which factor influenced the result?
A) Instrument defect
B) Environment
C) Subject fatigue
D) Examiner bias
- 6. A suspect was tested despite having fever and beadache. What limitation was violated?
A) Instrument calibration
B) Examiner competence
C) Testing scoring
D) Subject fitness
- 7. The examiner explained the process before attaching the instruments. What phase is this?
A) Post-test
B) Pre-test interview
C) Interrogation
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) Symptomatic
B) Control
C) Irrelevant
D) Relevant
- 10. '‘Have you ever lied to avoid punishment?" is what type of quesion?
A) Irrelevant
B) Admission-seeking
C) Relevant
D) Control
- 11. The examiner used the polygraph to help identify truthful witnesses, What is the use of polygraph?
A) Medical treatment
B) Court punishment
C) Crime prevention
D) Investigative aid
- 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 changes the question
B) It delays the interview
C) It's damages the machine
D) It's affects chart tracing
- 14. The examiner analyzed the charts and concluded that the subject was deceptive, What phase is this?
A) Initial interview
B) Question formulation
C) Actual test
D) Post-test interview
- 15. Which component records breathing patterns?
A) Kymograph
B) Cardiosphygmograph
C) Galvanograph
D) Pneumograph
- 16. Which component record galvanic skin response?
A) Galvanograph
B) Kymograph
C) Pneumograph
D) Cardiosphygmograph
- 17. Which component records blood pressure and pulse rate?
A) Galvanograph
B) Cardiosphygmograph
C) Pneumograph
D) Kymograph
- 18. Which component moves the chart paper?
A) Cardiosphygmograph
B) Pneumograph
C) Galvanograph
D) Kymograph
- 19. The examiner placed a “C” mark below the trace What does it mean?
A) Control question
B) Confession
C) Calibration
D) Coughing
- 20. The examiner marked 'M on the chart, What does this indicate?
A) Medication
B) Manipulation
C) Misconduct
D) Movement
- 21. The polygraph examination was conducted in the morning because the subject was well-rested, Why is this preferred?
A) Shorter interview
B) Easier questioning
C) Stronger physiological reactions
D) Better lighting
- 22. The examiner informed the subject of his
constitutional rights before the test, What phase is this?
A) Initial case interview
B) Actual test
C) Post-test interview
D) Pre-test interview
- 23. A subject drank alcohol before the examination.What effect may occur?
A) Reduced physiological reactions
B) Better scoring
C) Faster chart movement
D) Increased accuracy
- 24. A pregnant woman was scheduled for testing, What must first be considered?
A) Health condition
B) Place of residence
C) Educational attainment
D) Age of fetus
- 25. A 17-year-old agreed to the examination. What is additionally required?
A) Parental consent
B) Barangay clearance
C) Court order
D) Police approval
- 26. A subjcct was questioned continuously for several hours before the examination. What may happen?
A) Stronger responses
B) Inconclusive results
C) Improved accuracy
D) Better chart makings
- 27. The examiner observed deception through
physiological responses, Which nervous system becomes dominant during stress?
A) Skeletal system
B) Digestive system
C) Sympathetic
D) Parasympathetic
- 28. Which branch of the nervous systemı restores body to nomal condition after stress?
A) Respiratory
B) Parasympathetic
C) Sympathetic
D) Somatic
- 29. Which modern technology is also used in lie detection?
A) Blood typing
B) Voice stress analysis
C) Fingerprint analysis
D) DNA typing
- 30. Polygraph examination belongs to what field?
A) Forensic anthropology
B) Biology
C) Criminological statistics
D) Forensic psychophysiology
- 31. The examiner asked the subject to answer on or NO. Why?
A) To save time
B) To shorten the interview
C) To confuse the subject
D) To avoid chart distortion
- 32. The examiner attached the pneumograph first doeg it measure?
A) Respiration
B) Pulse rate
C) Skin resistance
D) Blood pressure
- 33. Which chart mark indicates outside noise?
A) OSN
B) SN
C) PJ
D) M
- 34. Which chart mark means the subject laughed?
A) B
B) Y
C) SZ
D) L
- 35. The examiner conducted further questioning after significant reactions appeared. What was the рuгроsе?
A) To obtain confession
B) To train the subject
C) To calibrate the machine
D) To establish baseline
- 36. A subject who refuses the test should be considered guilty
A) Partially true
B) False statement
C) Sometimes true
D) True
- 37. What type of question establishes normal physiological response?
A) Relevant
B) Emotional
C) Irrelevant
D) Control
- 38. Which question directly concerns the crime?
A) Speak tension
B) Irrelevant
C) Control
D) Relevant
- 39. What question compares reactions between truthful and deceptive responses?
A) Relevant
B) Emotional
C) Irrelevant
D) Control
- 40. The examiner reviewed all facts before preparing questions. What phase is this?
A) Instrumentation
B) Post-test interrogation
C) Actual test
D) Initial interview with investigator
- 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) Ignore the complaint
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 silence
B) Right to appeal
C) Right to privacy
D) Right to explanation of the machine
- 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 privacy
B) Right to bail
C) Right to legal counsel
D) Right against oral criticism or abuse
- 45. The examiner marked “OSN" on the chart, What does this indicate?
A) Subject nervousness
B) Subject objection
C) Outside noise
D) Oxygen shortage
- 46. while answering a question, the subjet suddenly sneezed. What chart marking should be used ?
A) S
B) SN
C) SZ
D) CT
- 47. The examiner noticed the subject moved his during questioning. What chart mark should written?
A) VC
B) M
C) ARM
D) IM
- 48. Which chart mark indicates that the subject cough during the examination?
A) B
B) CT
C) SZ
D) C
- 49. The examiner instructed the subject to regulate breathing. What chart marking is appropriate?
A) TI
B) BI
C) VC
D) R
- 50. The examiner placed ‘T-T on the chart, What does this mean?
A) Talking by the subject other than YES or NO
B) Time tracking
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 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) Reduced physiological responses
B) Improved chart tracing
C) Faster testing process
D) Increased truthfulness
- 53. The examiner postponed the test because the examince had a severe toothache. Wby?
A) Toothache prevent questioning
B) Toothache changes fingerprint
C) Toothache affects physiological reactions
D) Toothache damages the machine
- 54. Which component records thoracic and abdominal breathing?
A) Galvanograph
B) Cardiosphygmograph
C) Kymograph
D) Pneumograph
- 55. The electrodes were attached to the fingers to
measure skin resistance. Which component is used?
A) Kymograph
B) Cardiosphygmograph
C) Pneumograph
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) Pneumograph
D) Kymograph
- 57. Which component controls the movement of chart paper during the examination?
A) Pneumograph
B) Cardiosphygmograph
C) Kymograph
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 shorten the process
D) To prepare suitable question
- 59. 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 provoke confession immediately
C) To evaluate suitability and reaction
D) To calibrate the machine
- 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 intimidate the subject
B) To shorten the process
C) To force confession
D) To avoid confusion
- 62. A subject repeatedly gave long explanations instead of YES or NO answers. What problem may occur?
A) Distortion in chart tracing
B) Faster interpretation
C) Better baseline readings
D) Clearer charts
- 63. After reviewing the charts, the examiner found no signs of deception and thanked the subject for cooperating, What phase is this?
A) Post-test interview
B) Actual test
C) Instrumentation
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) Neutral question
C) Control question
D) Relevant question
- 65. The examiner asked, ‘"Have you ever taken
something that did not belong to you?" What type of question is this?
A) Relevant
B) Irrelevant
C) Symptomatic
D) Control
- 66. The examiner asked, “Are the lights on in this room?” What type of question is this?
A) Emotional
B) Irrelevant
C) Control
D) Relevant
- 67. A truthful examinee reacted more strongly to questions than to relevant questions. What may this indicate?
A) Machine defect
B) Examiner bias
C) Deception
D) Truthfulness
- 68. Which is the primary purpose of polygraph examination?
A) To punish offenders
B) To replace investigator
C) To determine truth or deception
D) To imprison suspects
- 69. An investigator used polygraph examination to identify additional suspects involved in a robbery Which objective was achieved?
A) Increase confession rate
B) Identify other persons involved
C) Locate witnesses
D) Determine punishment
- 70. The examiner attempted to locate the hidden fire used in the crime through questioning. What objective is involved?
A) Conduct interrogation
B) Determine sentence
C) Establish baseline
D) Located fruits or tools of the crime
- 71. Which statement best describes the polygraph?
A) It is a scientific diagnostic instrument
B) It automatically proves guilt
C) It replaces criminal investigation
D) It directly detects lies
- 72. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Question type
B) Subject movement
C) Testing environment
D) Examiner competence
- 73. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Testing environment
B) Subject movement
C) Examiner competence
D) Question type
- 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) Unreliable recording
B) Faster testing
C) Improved chart movement
D) Accurate reading
- 76. The examiner conducted the examination in a very hot room. Which factor may influence the results?
A) Testing question
B) Chart marking
C) Examiner training
D) Question type
- 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 works only for witness
D) It is too expensive
- 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 confuse the subject
B) To delay the process
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) Increase questioning
B) Stop or postpone the test
C) Ignore the condition
D) Continue the test
- 81. A subject was physically abused before the examination. Why is this prohibited?
A) It shortens the interview
B) It affects physiological responses
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) Stimulus mark
B) Deception mark
C) Calibration mark
D) Baseline mark
- 83. Which chart marking indicates the begimning point of the test?
A) X
B) IM
C) XX
D) BI
- 84. Which chart marking indicates the ending point of the test?
A) XX
B) PJ
C) TT
D) X
- 85. A paper jam occured during the examination. What chart marking should appear?
A) ARM
B) M
C) PJ
D) VC
- 86. Which chart marking indicates that the subject yawned?
A) Y
B) S
C) SN
D) B
- 87. The subject requested repetition of a question. What chart mark is used?
A) CT
B) R
C) TT
D) VC
- 88. Which chart marking means the examiner gave talking instructions?
A) TT
B) BI
C) TI
D) VC
- 89. Which chart mark indicates a voice change while answering?
A) VC
B) IM
C) PJ
D) ARM
- 90. A subject cleared his throat during testing, Which mark should be used?
A) SZ
B) CT
C) S
D) SN
- 91. Why is chart marking important during polygraph examination?
A) To increase fear
B) To decorate the chart
C) To prevent misinterpretation
D) To shorten questioning
- 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) Narcoanalysis
B) Uniform chart marking
C) Dry rice test
D) Hypnosis testing
- 94. Why are irrelevant questions included in the examination?
A) To force confession
B) To frighten the subject
C) To establish baseline response
D) To shorten the interview
- 95. The examiner used broad emotionally stimulating questions unrelated to the specific crime, What type of question are these?
A) Irrelevant
B) Admission question
C) Relevant
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) Establish guilt automatically
D) Determine sentence
- 97. A subiect's anxiety caused strong reactions even while telling the truth, Which factor affected the result?
A) Question structure
B) Instrument calibration
C) Emotional condition
D) Room temperature
- 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 weakness the examiner
B) Smoking affects physiological responses
C) Smoking damages the chart
D) Smoking shortens the process
- 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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