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