- 1. A suspect had difficulty chewing dry rice because fear reduced his saliva production. What ancient method was used?
A) Dry rice test
B) Trial by water
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) Question clarity
B) Instrumentation
C) Physical abuse
- 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) Subject fatigue
B) Examiner bias
C) Instrument defect
D) Environment
- 6. A suspect was tested despite having fever and beadache. What limitation was violated?
A) Examiner competence
B) Instrument calibration
C) Testing scoring
D) Subject fitness
- 7. The examiner explained the process before attaching the instruments. What phase is this?
A) Actual test
B) Pre-test interview
C) Interrogation
D) Post-test
- 8. “Did you steal the wallet?" is an example of what type of question?
A) Irrelevant
B) Relevant
C) Control
D) Emotional
- 9. “Is your name Mark Reyes?" is what type of guestion?
A) Control
B) Irrelevant
C) Relevant
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) Crime prevention
B) Medical treatment
C) Court punishment
D) Investigative aid
- 12. The subject was forced to take the examination against his will. Which right was violated?
A) Right to silence
B) Right to consent
C) Right to appeal
D) Right to privacy
- 13. A subject moved constantly during the test, Why is this discouraged?
A) It's damages the machine
B) It delays the interview
C) It's affects chart tracing
D) It's changes the question
- 14. The examiner analyzed the charts and concluded that the subject was deceptive, What phase is this?
A) Actual test
B) Question formulation
C) Post-test interview
D) Initial interview
- 15. Which component records breathing patterns?
A) Pneumograph
B) Galvanograph
C) Cardiosphygmograph
D) Kymograph
- 16. Which component record galvanic skin response?
A) Kymograph
B) Pneumograph
C) Galvanograph
D) Cardiosphygmograph
- 17. Which component records blood pressure and pulse rate?
A) Galvanograph
B) Pneumograph
C) Cardiosphygmograph
D) Kymograph
- 18. Which component moves the chart paper?
A) Pneumograph
B) Kymograph
C) Galvanograph
D) Cardiosphygmograph
- 19. The examiner placed a “C” mark below the trace What does it mean?
A) Coughing
B) Calibration
C) Control question
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) Stronger physiological reactions
B) Better lighting
C) Easier questioning
D) Shorter interview
- 22. The examiner informed the subject of his
constitutional rights before the test, What phase is this?
A) Pre-test interview
B) Post-test interview
C) Actual test
D) Initial case interview
- 23. A subject drank alcohol before the examination.What effect may occur?
A) Better scoring
B) Faster chart movement
C) Reduced physiological reactions
D) Increased accuracy
- 24. A pregnant woman was scheduled for testing, What must first be considered?
A) Educational attainment
B) Health condition
C) Place of residence
D) Age of fetus
- 25. A 17-year-old agreed to the examination. What is additionally required?
A) Court order
B) Police approval
C) Barangay clearance
D) Parental consent
- 26. A subjcct was questioned continuously for several hours before the examination. What may happen?
A) Improved accuracy
B) Stronger responses
C) Inconclusive results
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) Parasympathetic
D) Digestive system
- 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) Fingerprint analysis
C) DNA typing
D) Voice stress analysis
- 30. Polygraph examination belongs to what field?
A) Forensic psychophysiology
B) Forensic anthropology
C) Biology
D) Criminological statistics
- 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) Blood pressure
B) Respiration
C) Pulse rate
D) Skin resistance
- 33. Which chart mark indicates outside noise?
A) OSN
B) SN
C) PJ
D) M
- 34. Which chart mark means the subject laughed?
A) L
B) Y
C) B
D) SZ
- 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) Sometimes true
B) True
C) False statement
D) Partially true
- 37. What type of question establishes normal physiological response?
A) Emotional
B) Relevant
C) Irrelevant
D) Control
- 38. Which question directly concerns the crime?
A) Speak tension
B) Relevant
C) Control
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) Post-test interrogation
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) Force the subject to answer
C) Stop the examination because the subject is unfit
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 privacy
B) Right to silence
C) Right to appeal
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 confrontation
B) Right to remain silent
C) Right to speedy trial
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 against oral criticism or abuse
D) Right to legal counsel
- 45. The examiner marked “OSN" on the chart, What does this indicate?
A) Oxygen shortage
B) Subject objection
C) Outside noise
D) Subject nervousness
- 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) ARM
B) VC
C) IM
D) M
- 48. Which chart mark indicates that the subject cough during the examination?
A) SZ
B) C
C) CT
D) B
- 49. The examiner instructed the subject to regulate breathing. What chart marking is appropriate?
A) BI
B) VC
C) R
D) TI
- 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) Time tracking
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) Faster testing process
B) Increased truthfulness
C) Improved chart tracing
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 prevent questioning
C) Toothache damages the machine
D) Toothache changes fingerprint
- 54. Which component records thoracic and abdominal breathing?
A) Galvanograph
B) Pneumograph
C) Kymograph
D) Cardiosphygmograph
- 55. The electrodes were attached to the fingers to
measure skin resistance. Which component is used?
A) Pneumograph
B) Kymograph
C) Galvanograph
D) Cardiosphygmograph
- 56. The examiner wrapped a blood pressure cuff around the examinee's arm. Which component was being used?
A) Pneumograph
B) Cardiosphygmograph
C) Galvanograph
D) Kymograph
- 57. Which component controls the movement of chart paper during the examination?
A) Galvanograph
B) Cardiosphygmograph
C) Pneumograph
D) Kymograph
- 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 prepare suitable question
C) To shorten the process
D) To reduce chart markings
- 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 provoke confession immediately
C) To calibrate the machine
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 calibrate the machine
B) To evaluate suitability and reaction
C) To avoid chart marking
D) To provoke confession immediately
- 61. The examiner asked all prepared questions before the actual test to ensure understanding. Why?
A) To force confession
B) To intimidate the subject
C) To shorten the process
D) To avoid confusion
- 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) Post-test interview
B) Actual test
C) Initial interview
D) Instrumentation
- 64. A subject became nervous when asked about stealing money from the office. What type of question was likely asked?
A) Relevant question
B) Irrelevant 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) Symptomatic
C) Control
D) Relevant
- 66. The examiner asked, “Are the lights on in this room?” What type of question is this?
A) Irrelevant
B) Relevant
C) Emotional
D) Control
- 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 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) Determine punishment
C) Locate witnesses
D) Identify other persons involved
- 70. The examiner attempted to locate the hidden fire used in the crime through questioning. What objective is involved?
A) Establish baseline
B) Determine sentence
C) Conduct interrogation
D) Located fruits or tools of the crime
- 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) Subject movement
B) Testing environment
C) Examiner competence
D) Question type
- 73. 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
- 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) Instrument calibration
D) Individual differences
- 75. The examiner failed to calibrate the machine
correctly before the examination. What may happened?
A) Faster testing
B) Improved chart movement
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) Chart marking
C) Testing question
D) Examiner training
- 77. Which statement explains why polygraph
examination cannot stand alone in solving crimes?
A) It works only for witness
B) It is only an investigative aid
C) It cannot record reactions
D) It is too expensive
- 78. A subiect who had taken sedatives produced weak physiological reactions. What was the likely result?
A) Stronger reaction
B) Faster chart interpretation
C) Immediate confession
D) Higher possibility of inconclusive results
- 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 prepare and inform the subject properly
D) To increase fear
- 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) Stop or postpone the test
D) Continue the test
- 81. A subject was physically abused before the examination. Why is this prohibited?
A) It weakens the examiner
B) It damages the machine
C) It affects physiological responses
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) Stimulus mark
B) Deception mark
C) Baseline mark
D) Calibration mark
- 83. Which chart marking indicates the begimning point of the test?
A) X
B) BI
C) IM
D) XX
- 84. Which chart marking indicates the ending point of the test?
A) TT
B) XX
C) PJ
D) X
- 85. A paper jam occured during the examination. What chart marking should appear?
A) VC
B) PJ
C) M
D) ARM
- 86. Which chart marking indicates that the subject yawned?
A) Y
B) S
C) B
D) SN
- 87. The subject requested repetition of a question. What chart mark is used?
A) CT
B) VC
C) R
D) TT
- 88. Which chart marking means the examiner gave talking instructions?
A) VC
B) TI
C) TT
D) BI
- 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) CT
B) SN
C) S
D) SZ
- 91. Why is chart marking important during polygraph examination?
A) To prevent misinterpretation
B) To increase fear
C) To shorten questioning
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) Hypnosis testing
B) Dry rice test
C) Narcoanalysis
D) Uniform chart marking
- 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) Irrelevant
B) Relevant
C) Admission question
D) Control
- 96. Which objective of polygraph examination helps investigators discover unwillingly hidden
information?
A) Establish guilt automatically
B) Replace witness testimony
C) Gain valuable information from unwilling subjects
D) Determine sentence
- 97. A subiect's anxiety caused strong reactions even while telling the truth, Which factor affected the result?
A) Room temperature
B) Question structure
C) Emotional condition
D) Instrument calibration
- 98. Which factor refers to differences in how people react to stress?
A) Individual differences
B) Testing environment
C) Instrumentation
D) Examiner competence
- 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 explanation of the test
B) Right to appeal
C) Right to silence
D) Right to bail
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