- 1. A suspect had difficulty chewing dry rice because fear reduced his saliva production. What ancient method was used?
A) Trial by water
B) Hypnosis
C) Narcoanalysis
D) Dry rice test
- 2. The investigator compared witness testimonies and CCTV footage to verify facts. What method was used?
A) Cross -checking information
B) Hypnosis
C) Voice stress analysis
- 3. A polygraph examiner asked ambiguous questions that confused the subject, What factor aftected the result?
A) Instrumentation
B) Question clarity
C) Physical abuse
- 4. The examinee intentionally changed his breathing
pattern during the examination. What is this called?
A) Nervous reaction
B) Calibration
C) Countermeasure
D) Baseline response
- 5. Loud noises outside the examination room distracted the examinee. Which factor influenced the result?
A) Examiner bias
B) Instrument defect
C) Subject fatigue
D) Environment
- 6. A suspect was tested despite having fever and beadache. What limitation was violated?
A) Subject fitness
B) Testing scoring
C) Examiner competence
D) Instrument calibration
- 7. The examiner explained the process before attaching the instruments. What phase is this?
A) Actual test
B) Pre-test interview
C) Post-test
D) Interrogation
- 8. “Did you steal the wallet?" is an example of what type of question?
A) Relevant
B) Irrelevant
C) Control
D) Emotional
- 9. “Is your name Mark Reyes?" is what type of guestion?
A) Symptomatic
B) Relevant
C) Control
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) Court punishment
C) Medical treatment
D) Crime prevention
- 12. The subject was forced to take the examination against his will. Which right was violated?
A) Right to silence
B) Right to appeal
C) Right to consent
D) Right to privacy
- 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 affects chart tracing
D) It's damages the machine
- 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) Galvanograph
D) Kymograph
- 16. Which component record galvanic skin response?
A) Pneumograph
B) Kymograph
C) Cardiosphygmograph
D) Galvanograph
- 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) Galvanograph
B) Kymograph
C) Cardiosphygmograph
D) Pneumograph
- 19. The examiner placed a “C” mark below the trace What does it mean?
A) Confession
B) Control question
C) Calibration
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) Shorter interview
B) Better lighting
C) Stronger physiological reactions
D) Easier questioning
- 22. The examiner informed the subject of his
constitutional rights before the test, What phase is this?
A) Pre-test interview
B) Initial case interview
C) Post-test interview
D) Actual test
- 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) 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) Barangay clearance
B) Parental consent
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) Parasympathetic
B) Digestive system
C) Sympathetic
D) Skeletal system
- 28. Which branch of the nervous systemı restores body to nomal condition after stress?
A) Parasympathetic
B) Sympathetic
C) Respiratory
D) Somatic
- 29. Which modern technology is also used in lie detection?
A) DNA typing
B) Fingerprint analysis
C) Voice stress analysis
D) Blood typing
- 30. Polygraph examination belongs to what field?
A) Biology
B) Forensic anthropology
C) Criminological statistics
D) Forensic psychophysiology
- 31. The examiner asked the subject to answer on or NO. Why?
A) To confuse the subject
B) To shorten the interview
C) To save time
D) To avoid chart distortion
- 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) M
B) PJ
C) SN
D) OSN
- 34. Which chart mark means the subject laughed?
A) Y
B) SZ
C) B
D) L
- 35. The examiner conducted further questioning after significant reactions appeared. What was the рuгроsе?
A) To train the subject
B) To establish baseline
C) To calibrate the machine
D) To obtain confession
- 36. A subject who refuses the test should be considered guilty
A) False statement
B) Partially true
C) True
D) Sometimes true
- 37. What type of question establishes normal physiological response?
A) Emotional
B) Control
C) Relevant
D) Irrelevant
- 38. Which question directly concerns the crime?
A) Speak tension
B) Relevant
C) Irrelevant
D) Control
- 39. What question compares reactions between truthful and deceptive responses?
A) Relevant
B) Control
C) Irrelevant
D) Emotional
- 40. The examiner reviewed all facts before preparing questions. What phase is this?
A) Actual test
B) Post-test interrogation
C) Instrumentation
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) Continue the test immediately
B) Ignore the complaint
C) Stop the examination because the subject is unfit
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 appeal
B) Right to privacy
C) Right to explanation of the machine
D) Right to silence
- 43. A suspect was denied the oportunity to refuse the examination. Which right was violaied?
A) Right to speedy trial
B) Right to confrontation
C) Right to remain silent
D) Right to informed consent
- 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 legal counsel
C) Right to bail
D) Right to privacy
- 45. The examiner marked “OSN" on the chart, What does this indicate?
A) Subject nervousness
B) Oxygen shortage
C) Subject objection
D) Outside noise
- 46. while answering a question, the subjet suddenly sneezed. What chart marking should be used ?
A) SN
B) CT
C) S
D) SZ
- 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) CT
B) B
C) C
D) SZ
- 49. The examiner instructed the subject to regulate breathing. What chart marking is appropriate?
A) TI
B) VC
C) BI
D) R
- 50. The examiner placed ‘T-T on the chart, What does this mean?
A) Time tracking
B) Truthful test
C) Test terminated
D) Talking by the subject other than YES or NO
- 51. A subject who only slept for two hours before the test arrived very weak and sleepy. What limitation was violated?
A) Subject must have enough sleep
B) Subject must avoid smoking
C) Subject must avoid coffee
D) Subject must avoid exercise
- 52. Before the examination, the subject drank alcobol with friends. What possible effect may occur?
A) Improved chart tracing
B) Increased truthfulness
C) Faster testing process
D) Reduced physiological responses
- 53. The examiner postponed the test because the examince had a severe toothache. Wby?
A) Toothache affects physiological reactions
B) Toothache changes fingerprint
C) Toothache damages the machine
D) Toothache prevent questioning
- 54. Which component records thoracic and abdominal breathing?
A) Galvanograph
B) Kymograph
C) Pneumograph
D) Cardiosphygmograph
- 55. The electrodes were attached to the fingers to
measure skin resistance. Which component is used?
A) Cardiosphygmograph
B) Pneumograph
C) Kymograph
D) Galvanograph
- 56. The examiner wrapped a blood pressure cuff around the examinee's arm. Which component was being used?
A) Kymograph
B) Cardiosphygmograph
C) Pneumograph
D) Galvanograph
- 57. Which component controls the movement of chart paper during the examination?
A) Galvanograph
B) Pneumograph
C) Kymograph
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 reduce chart markings
B) To improve handwriting
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 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 evaluate suitability and reaction
B) To provoke confession immediately
C) To avoid chart marking
D) To calibrate the machine
- 61. The examiner asked all prepared questions before the actual test to ensure understanding. Why?
A) To intimidate the subject
B) To avoid confusion
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) Faster interpretation
B) Better baseline readings
C) Clearer charts
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) Actual test
B) Initial interview
C) Instrumentation
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) Relevant question
C) Neutral question
D) Irrelevant 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) Irrelevant
B) Emotional
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) Truthfulness
C) Examiner bias
D) Deception
- 68. Which is the primary purpose of polygraph examination?
A) To determine truth or deception
B) To punish offenders
C) To replace investigator
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) 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) Determine sentence
C) Establish baseline
D) Located fruits or tools of the crime
- 71. Which statement best describes the polygraph?
A) It replaces criminal investigation
B) It directly detects lies
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) Subject movement
B) Examiner competence
C) Testing environment
D) Question type
- 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) Instrument calibration
B) Individual differences
C) Examiner bias
D) Testing environment
- 75. The examiner failed to calibrate the machine
correctly before the examination. What may happened?
A) Faster testing
B) Accurate reading
C) Improved chart movement
D) Unreliable recording
- 76. The examiner conducted the examination in a very hot room. Which factor may influence the results?
A) Testing question
B) Chart marking
C) Question type
D) Examiner training
- 77. Which statement explains why polygraph
examination cannot stand alone in solving crimes?
A) It is too expensive
B) It is only an investigative aid
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) Faster chart interpretation
B) Higher possibility of inconclusive results
C) Immediate confession
D) Stronger reaction
- 79. Why should the accusation be explained to the subject before the examination?
A) To increase fear
B) To delay the process
C) To prepare and inform the subject properly
D) To confuse the subject
- 80. The examiner noticed excessive fetal movement causing pain to a pregnant subject, What should be done?
A) Increase questioning
B) Ignore the condition
C) Continue the test
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) Deception mark
B) Baseline mark
C) Stimulus mark
D) Calibration mark
- 83. Which chart marking indicates the begimning point of the test?
A) IM
B) BI
C) X
D) XX
- 84. Which chart marking indicates the ending point of the test?
A) X
B) PJ
C) XX
D) TT
- 85. A paper jam occured during the examination. What chart marking should appear?
A) ARM
B) M
C) VC
D) PJ
- 86. Which chart marking indicates that the subject yawned?
A) S
B) B
C) SN
D) Y
- 87. The subject requested repetition of a question. What chart mark is used?
A) R
B) VC
C) TT
D) CT
- 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) PJ
B) ARM
C) IM
D) VC
- 90. A subject cleared his throat during testing, Which mark should be used?
A) SZ
B) SN
C) CT
D) S
- 91. Why is chart marking important during polygraph examination?
A) To increase fear
B) To prevent misinterpretation
C) To shorten questioning
D) To decorate the chart
- 92. Which statement best describes a polygram?
A) A written confession
B) A medical report
C) A list of questions
D) Complete record of tracing during examination
- 93. Cleve Backster is known for developing what procedure?
A) Uniform chart marking
B) Hypnosis testing
C) Narcoanalysis
D) Dry rice test
- 94. Why are irrelevant questions included in the examination?
A) To establish baseline response
B) To force confession
C) To frighten the subject
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) Relevant
B) Admission question
C) Irrelevant
D) Control
- 96. Which objective of polygraph examination helps investigators discover unwillingly hidden
information?
A) Establish guilt automatically
B) Determine sentence
C) Gain valuable information from unwilling subjects
D) Replace witness testimony
- 97. A subiect's anxiety caused strong reactions even while telling the truth, Which factor affected the result?
A) Room temperature
B) Emotional condition
C) Instrument calibration
D) Question structure
- 98. Which factor refers to differences in how people react to stress?
A) Individual differences
B) Instrumentation
C) Testing environment
D) Examiner competence
- 99. Why should a subject avoid smoking before the examination?
A) Smoking damages the chart
B) Smoking shortens the process
C) Smoking weakness the examiner
D) Smoking affects physiological responses
- 100. Which right allows the subject to know the reason for the examination?
A) Right to explanation of the test
B) Right to appeal
C) Right to silence
D) Right to bail
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