- 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) Trial by water
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) Question clarity
B) Physical abuse
C) Instrumentation
- 4. The examinee intentionally changed his breathing
pattern during the examination. What is this called?
A) Calibration
B) Baseline response
C) Countermeasure
D) Nervous reaction
- 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) Testing scoring
C) Examiner competence
D) Subject fitness
- 7. The examiner explained the process before attaching the instruments. What phase is this?
A) Actual test
B) Interrogation
C) Post-test
D) Pre-test interview
- 8. “Did you steal the wallet?" is an example of what type of question?
A) Control
B) Emotional
C) Irrelevant
D) Relevant
- 9. “Is your name Mark Reyes?" is what type of guestion?
A) Control
B) Relevant
C) Irrelevant
D) Symptomatic
- 10. '‘Have you ever lied to avoid punishment?" is what type of quesion?
A) Relevant
B) Irrelevant
C) Control
D) Admission-seeking
- 11. The examiner used the polygraph to help identify truthful witnesses, What is the use of polygraph?
A) Court punishment
B) Crime prevention
C) Medical treatment
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 silence
C) Right to consent
D) Right to appeal
- 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) Actual test
C) Initial interview
D) Question formulation
- 15. Which component records breathing patterns?
A) Pneumograph
B) Kymograph
C) Galvanograph
D) Cardiosphygmograph
- 16. Which component record galvanic skin response?
A) Kymograph
B) Cardiosphygmograph
C) Galvanograph
D) Pneumograph
- 17. Which component records blood pressure and pulse rate?
A) Cardiosphygmograph
B) Pneumograph
C) Kymograph
D) Galvanograph
- 18. Which component moves the chart paper?
A) Cardiosphygmograph
B) Kymograph
C) Galvanograph
D) Pneumograph
- 19. The examiner placed a “C” mark below the trace What does it mean?
A) Control question
B) Coughing
C) Calibration
D) Confession
- 20. The examiner marked 'M on the chart, What does this indicate?
A) Movement
B) Medication
C) Manipulation
D) Misconduct
- 21. The polygraph examination was conducted in the morning because the subject was well-rested, Why is this preferred?
A) Better lighting
B) Stronger physiological reactions
C) Easier questioning
D) Shorter interview
- 22. The examiner informed the subject of his
constitutional rights before the test, What phase is this?
A) Post-test interview
B) Actual test
C) Pre-test interview
D) Initial case interview
- 23. A subject drank alcohol before the examination.What effect may occur?
A) Faster chart movement
B) Better scoring
C) Increased accuracy
D) Reduced physiological reactions
- 24. A pregnant woman was scheduled for testing, What must first be considered?
A) Age of fetus
B) Educational attainment
C) Health condition
D) Place of residence
- 25. A 17-year-old agreed to the examination. What is additionally required?
A) Barangay clearance
B) Police approval
C) Parental consent
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) Better chart makings
D) Stronger responses
- 27. The examiner observed deception through
physiological responses, Which nervous system becomes dominant during stress?
A) Skeletal system
B) Sympathetic
C) Digestive system
D) Parasympathetic
- 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) Blood typing
C) Voice stress analysis
D) Fingerprint analysis
- 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 confuse the subject
B) To save time
C) To shorten the interview
D) To avoid chart distortion
- 32. The examiner attached the pneumograph first doeg it measure?
A) Skin resistance
B) Respiration
C) Blood pressure
D) Pulse rate
- 33. Which chart mark indicates outside noise?
A) OSN
B) M
C) SN
D) PJ
- 34. Which chart mark means the subject laughed?
A) B
B) SZ
C) L
D) Y
- 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) Sometimes true
C) Partially true
D) True
- 37. What type of question establishes normal physiological response?
A) Control
B) Irrelevant
C) Relevant
D) Emotional
- 38. Which question directly concerns the crime?
A) Control
B) Speak tension
C) Irrelevant
D) Relevant
- 39. What question compares reactions between truthful and deceptive responses?
A) Emotional
B) Relevant
C) Control
D) Irrelevant
- 40. The examiner reviewed all facts before preparing questions. What phase is this?
A) Initial interview with investigator
B) Post-test interrogation
C) Actual test
D) Instrumentation
- 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) Force the subject to answer
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 appeal
D) Right to privacy
- 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 informed consent
D) Right to confrontation
- 44. During the test, the examiner shouted and insulted the subject subjec repeatedly, Which right was violated?
A) Right to legal counsel
B) Right to bail
C) Right against oral criticism or abuse
D) Right to privacy
- 45. The examiner marked “OSN" on the chart, What does this indicate?
A) Oxygen shortage
B) Subject nervousness
C) Subject objection
D) Outside noise
- 46. while answering a question, the subjet suddenly sneezed. What chart marking should be used ?
A) SN
B) SZ
C) CT
D) S
- 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) B
B) C
C) CT
D) SZ
- 49. The examiner instructed the subject to regulate breathing. What chart marking is appropriate?
A) TI
B) BI
C) R
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) Truthful test
C) Test terminated
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 exercise
B) Subject must avoid coffee
C) Subject must have enough sleep
D) Subject must avoid smoking
- 52. Before the examination, the subject drank alcobol with friends. What possible effect may occur?
A) Improved chart tracing
B) Faster testing process
C) Increased truthfulness
D) Reduced physiological responses
- 53. The examiner postponed the test because the examince had a severe toothache. Wby?
A) Toothache prevent questioning
B) Toothache damages the machine
C) Toothache changes fingerprint
D) Toothache affects physiological reactions
- 54. Which component records thoracic and abdominal breathing?
A) Pneumograph
B) Galvanograph
C) Cardiosphygmograph
D) Kymograph
- 55. The electrodes were attached to the fingers to
measure skin resistance. Which component is used?
A) Pneumograph
B) Kymograph
C) Cardiosphygmograph
D) Galvanograph
- 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) Pneumograph
B) Kymograph
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 prepare suitable question
B) To reduce chart markings
C) To improve handwriting
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 calibrate the machine
B) To evaluate suitability and reaction
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 avoid chart marking
B) To evaluate suitability and reaction
C) To provoke confession immediately
D) To calibrate the machine
- 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) Better baseline readings
B) Distortion in chart tracing
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) Initial interview
B) Actual test
C) Post-test interview
D) Instrumentation
- 64. A subject became nervous when asked about stealing money from the office. What type of question was likely asked?
A) Neutral question
B) Irrelevant 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) Control
B) Symptomatic
C) Irrelevant
D) Relevant
- 66. The examiner asked, “Are the lights on in this room?” What type of question is this?
A) Relevant
B) Irrelevant
C) Emotional
D) Control
- 67. A truthful examinee reacted more strongly to questions than to relevant questions. What may this indicate?
A) Truthfulness
B) Machine defect
C) Deception
D) Examiner bias
- 68. Which is the primary purpose of polygraph examination?
A) To imprison suspects
B) To replace investigator
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) Identify other persons involved
B) Locate witnesses
C) Determine punishment
D) Increase confession rate
- 70. The examiner attempted to locate the hidden fire used in the crime through questioning. What objective is involved?
A) Located fruits or tools of the crime
B) Establish baseline
C) Conduct interrogation
D) Determine sentence
- 71. Which statement best describes the polygraph?
A) It automatically proves guilt
B) It replaces criminal investigation
C) It is a scientific diagnostic instrument
D) It directly detects lies
- 72. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Testing environment
B) Question type
C) Examiner competence
D) Subject movement
- 73. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Examiner competence
B) Testing environment
C) Question type
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) Improved chart movement
B) Faster testing
C) Accurate reading
D) Unreliable recording
- 76. The examiner conducted the examination in a very hot room. Which factor may influence the results?
A) Question type
B) Testing question
C) Examiner training
D) Chart marking
- 77. Which statement explains why polygraph
examination cannot stand alone in solving crimes?
A) It works only for witness
B) It cannot record reactions
C) It is only an investigative aid
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) Higher possibility of inconclusive results
D) Stronger reaction
- 79. Why should the accusation be explained to the subject before the examination?
A) To increase fear
B) To prepare and inform the subject properly
C) To confuse the subject
D) To delay the process
- 80. The examiner noticed excessive fetal movement causing pain to a pregnant subject, What should be done?
A) Stop or postpone the test
B) Increase questioning
C) Ignore the condition
D) Continue the test
- 81. A subject was physically abused before the examination. Why is this prohibited?
A) It damages the machine
B) It weakens the examiner
C) It shortens the interview
D) It affects physiological responses
- 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) Baseline mark
D) Calibration mark
- 83. Which chart marking indicates the begimning point of the test?
A) BI
B) X
C) XX
D) IM
- 84. Which chart marking indicates the ending point of the test?
A) PJ
B) X
C) XX
D) TT
- 85. A paper jam occured during the examination. What chart marking should appear?
A) PJ
B) ARM
C) VC
D) M
- 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) TT
B) R
C) CT
D) VC
- 88. Which chart marking means the examiner gave talking instructions?
A) VC
B) TT
C) BI
D) TI
- 89. Which chart mark indicates a voice change while answering?
A) VC
B) PJ
C) ARM
D) IM
- 90. A subject cleared his throat during testing, Which mark should be used?
A) SZ
B) S
C) SN
D) CT
- 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 written confession
B) Complete record of tracing during examination
C) A medical report
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 frighten the subject
B) To force confession
C) To shorten the interview
D) To establish baseline response
- 95. The examiner used broad emotionally stimulating questions unrelated to the specific crime, What type of question are these?
A) Relevant
B) Control
C) Admission question
D) Irrelevant
- 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) Emotional condition
B) Instrument calibration
C) Question structure
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 shortens the process
C) Smoking affects physiological responses
D) Smoking damages the chart
- 100. Which right allows the subject to know the reason for the examination?
A) Right to explanation of the test
B) Right to bail
C) Right to appeal
D) Right to silence
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