- 1. A suspect had difficulty chewing dry rice because fear reduced his saliva production. What ancient method was used?
A) Hypnosis
B) Trial by water
C) Dry rice test
D) Narcoanalysis
- 2. The investigator compared witness testimonies and CCTV footage to verify facts. What method was used?
A) Cross -checking information
B) Voice stress analysis
C) Hypnosis
- 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) Baseline response
B) Calibration
C) Countermeasure
D) Nervous reaction
- 5. Loud noises outside the examination room distracted the examinee. Which factor influenced the result?
A) Environment
B) Subject fatigue
C) Instrument defect
D) Examiner bias
- 6. A suspect was tested despite having fever and beadache. What limitation was violated?
A) Testing scoring
B) Instrument calibration
C) Subject fitness
D) Examiner competence
- 7. The examiner explained the process before attaching the instruments. What phase is this?
A) Actual test
B) Post-test
C) Interrogation
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) Admission-seeking
B) Control
C) Irrelevant
D) Relevant
- 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 consent
B) Right to privacy
C) Right to appeal
D) Right to silence
- 13. A subject moved constantly during the test, Why is this discouraged?
A) It's affects chart tracing
B) It delays the interview
C) It's changes the question
D) It's damages the machine
- 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) Cardiosphygmograph
B) Galvanograph
C) Kymograph
D) Pneumograph
- 16. Which component record galvanic skin response?
A) Cardiosphygmograph
B) Pneumograph
C) Galvanograph
D) Kymograph
- 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) Galvanograph
C) Kymograph
D) Pneumograph
- 19. The examiner placed a “C” mark below the trace What does it mean?
A) Confession
B) Calibration
C) Coughing
D) Control question
- 20. The examiner marked 'M on the chart, What does this indicate?
A) Medication
B) Movement
C) Misconduct
D) Manipulation
- 21. The polygraph examination was conducted in the morning because the subject was well-rested, Why is this preferred?
A) Better lighting
B) Easier questioning
C) Shorter interview
D) Stronger physiological reactions
- 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) Increased accuracy
B) Better scoring
C) Reduced physiological reactions
D) Faster chart movement
- 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) Police approval
B) Barangay clearance
C) Court order
D) Parental consent
- 26. A subjcct was questioned continuously for several hours before the examination. What may happen?
A) Better chart makings
B) Stronger responses
C) Inconclusive results
D) Improved accuracy
- 27. The examiner observed deception through
physiological responses, Which nervous system becomes dominant during stress?
A) Digestive system
B) Parasympathetic
C) Sympathetic
D) Skeletal system
- 28. Which branch of the nervous systemı restores body to nomal condition after stress?
A) Respiratory
B) Somatic
C) Sympathetic
D) Parasympathetic
- 29. Which modern technology is also used in lie detection?
A) Fingerprint analysis
B) DNA typing
C) Voice stress 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 avoid chart distortion
C) To save time
D) To shorten the interview
- 32. The examiner attached the pneumograph first doeg it measure?
A) Blood pressure
B) Pulse rate
C) Skin resistance
D) Respiration
- 33. Which chart mark indicates outside noise?
A) M
B) SN
C) PJ
D) OSN
- 34. Which chart mark means the subject laughed?
A) Y
B) B
C) L
D) SZ
- 35. The examiner conducted further questioning after significant reactions appeared. What was the рuгроsе?
A) To establish baseline
B) To obtain confession
C) To train the subject
D) To calibrate the machine
- 36. A subject who refuses the test should be considered guilty
A) Sometimes true
B) False statement
C) True
D) Partially true
- 37. What type of question establishes normal physiological response?
A) Relevant
B) Control
C) Irrelevant
D) Emotional
- 38. Which question directly concerns the crime?
A) Irrelevant
B) Relevant
C) Speak tension
D) Control
- 39. What question compares reactions between truthful and deceptive responses?
A) Relevant
B) Irrelevant
C) Control
D) Emotional
- 40. The examiner reviewed all facts before preparing questions. What phase is this?
A) Actual test
B) Instrumentation
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) Ignore the complaint
B) Continue the test immediately
C) Force the subject to answer
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 appeal
B) Right to privacy
C) Right to silence
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 informed consent
C) Right to speedy trial
D) Right to remain silent
- 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 privacy
C) Right to bail
D) Right to legal counsel
- 45. The examiner marked “OSN" on the chart, What does this indicate?
A) Subject nervousness
B) Subject objection
C) Oxygen shortage
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) ARM
B) M
C) VC
D) IM
- 48. Which chart mark indicates that the subject cough during the examination?
A) B
B) SZ
C) C
D) CT
- 49. The examiner instructed the subject to regulate breathing. What chart marking is appropriate?
A) TI
B) R
C) VC
D) BI
- 50. The examiner placed ‘T-T on the chart, What does this mean?
A) Test terminated
B) Truthful test
C) Time tracking
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 avoid smoking
B) Subject must avoid coffee
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) Increased truthfulness
B) Faster testing process
C) Reduced physiological responses
D) Improved chart tracing
- 53. The examiner postponed the test because the examince had a severe toothache. Wby?
A) Toothache damages the machine
B) Toothache prevent questioning
C) Toothache affects physiological reactions
D) Toothache changes fingerprint
- 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) Galvanograph
B) Cardiosphygmograph
C) Kymograph
D) Pneumograph
- 56. The examiner wrapped a blood pressure cuff around the examinee's arm. Which component was being used?
A) Cardiosphygmograph
B) Galvanograph
C) Kymograph
D) Pneumograph
- 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 reduce chart markings
B) To improve handwriting
C) To prepare suitable question
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 avoid chart marking
C) To evaluate suitability and reaction
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 evaluate suitability and reaction
B) To calibrate the machine
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 intimidate the subject
B) To shorten the process
C) To avoid confusion
D) To force confession
- 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) Instrumentation
C) Post-test interview
D) Initial interview
- 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) Relevant question
D) Control 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) Irrelevant
C) Relevant
D) Symptomatic
- 66. The examiner asked, “Are the lights on in this room?” What type of question is this?
A) Control
B) Irrelevant
C) Relevant
D) Emotional
- 67. A truthful examinee reacted more strongly to questions than to relevant questions. What may this indicate?
A) Examiner bias
B) Machine defect
C) Deception
D) Truthfulness
- 68. Which is the primary purpose of polygraph examination?
A) To punish offenders
B) To determine truth or deception
C) To imprison suspects
D) To replace investigator
- 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 directly detects lies
D) It is a scientific diagnostic instrument
- 72. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Testing environment
B) Examiner competence
C) Subject movement
D) Question type
- 73. A polygraph examiner lacked proper training and misinterpreted the charts. Which factor affected ассuracy?
A) Examiner competence
B) Question type
C) Subject movement
D) Testing environment
- 74. The subject remained calm even while lying because of unusual emotional control. Which factor affected the result?
A) Examiner bias
B) Testing environment
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) Improved chart movement
C) Accurate reading
D) Faster testing
- 76. The examiner conducted the examination in a very hot room. Which factor may influence the results?
A) Chart marking
B) Testing question
C) Examiner training
D) Question type
- 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) Higher possibility of inconclusive results
B) Faster chart interpretation
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 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) Continue the test
B) Stop or postpone the test
C) Increase questioning
D) Ignore the condition
- 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 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) Calibration mark
C) Deception mark
D) Baseline mark
- 83. Which chart marking indicates the begimning point of the test?
A) X
B) BI
C) XX
D) IM
- 84. Which chart marking indicates the ending point of the test?
A) X
B) PJ
C) TT
D) XX
- 85. A paper jam occured during the examination. What chart marking should appear?
A) ARM
B) PJ
C) VC
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) VC
C) TT
D) CT
- 88. Which chart marking means the examiner gave talking instructions?
A) VC
B) TI
C) BI
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) CT
B) SN
C) S
D) SZ
- 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 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) Dry rice test
B) Uniform chart marking
C) Narcoanalysis
D) Hypnosis testing
- 94. Why are irrelevant questions included in the examination?
A) To shorten the interview
B) To frighten the subject
C) To force confession
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) Control
B) Admission question
C) Irrelevant
D) Relevant
- 96. Which objective of polygraph examination helps investigators discover unwillingly hidden
information?
A) Gain valuable information from unwilling subjects
B) Determine sentence
C) Establish guilt automatically
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) Instrument calibration
C) Emotional condition
D) Question structure
- 98. Which factor refers to differences in how people react to stress?
A) Instrumentation
B) Individual differences
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 bail
B) Right to appeal
C) Right to explanation of the test
D) Right to silence
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