- 1. You are the investigator-on-charge (IOC) arriving at an indoor shooting scene where several fired cartridge cases (FCCs) are visible on a tiled floor. During your preliminary survey, what is the most critical action you should take before performing a detailed search?
A) Establish a single path of entry and exit for all authorized personnel.
B) Begin sketching the exact measurements of the shell casing locations.
C) Immediately pick up the FCCs to prevent them from being stepped on.
D) Conduct a "test fire" of any firearms found to ensure they are functional.
- 2. During a preliminary walk-through of an outdoor crime scene, you notice a bullet hole in a wooden fence and a suspected slug partially embedded in a nearby tree. How does this observation influence your search plan for the rest of the survey?
A) It allows you to skip the narrative description since the evidence is "fixed."
B) It dictates that you must use a spiral search pattern immediately.
C) It helps you identify the potential "origin of incidence" and the likely trajectory for further searching.
D) It indicates that the scene is contaminated and you must expand the perimeter by 50 meters.
- 3. While conducting a preliminary survey, you find a loaded handgun on a sofa near the victim. Following the standard "PROVE" safety protocol for ballistics exhibits, what is your first step before documenting its position?
A) Observe the chamber to verify if a round is seated.
B) Examine the bore for any signs of fresh copper fouling.
C) Point the firearm in the safest available direction.
D) Remove the magazine to see how many rounds were fired.
- 4. You are leading a preliminary survey in a small, rectangular room where a struggle occurred. You find a "bullet wipe" mark on a wall but no immediate slug. Based on the survey’s goal of "evaluating physical evidence possibilities," what should you do?
A) Tear down the drywall immediately to retrieve the projectile before it is lost.
B) Stop the survey and wait for a 3D laser scanner to arrive.
C) Search the floor and furniture directly below and opposite the mark for possible ricochets or fragments.
D) Presume the bullet is lost and focus only on fingerprints.
- 5. A secondary survey of a crime scene is conducted only after all marked evidence has been collected. What is the primary purpose of this "final look" in the context of ballistics exhibits?
A) To ensure that smaller, less obvious exhibits like tiny fragments or wads were not missed during the initial search.
B) To provide a second opinion on the caliber of the firearm used before leaving.
C) To recreate the shooting incident by firing a control round into a similar surface.
D) To allow the media to enter the scene for reporting.
- 6. You are tasked with taking "mid-range" photographs of a fired cartridge case (FCC) found in a hallway. What is the primary purpose of this specific type of shot in a ballistics investigation?
A) To provide a 360-degree view of the entire room.
B) To show the headstamp markings and caliber of the casing.
C) To establish the spatial relationship between the casing and a fixed landmark, like a doorway.
D) To document the presence of microscopic striations on the primer.
- 7. While photographing a bullet hole in a glass window, you notice that the flash from your camera is creating a "hot spot" (glare) that obscures the fracture lines. Which technique should you use to capture the ballistic details effectively?
A) Move closer and use the maximum zoom setting.
B) Turn off all room lights and use a long exposure.
C) Photograph the hole from a 10-degree angle to avoid the glass entirely.
D) Use "off-camera flash" or bounce the flash off a side wall to provide oblique lighting.
- 8. You find a bullet embedded in a wooden wall. Before the projectile is recovered, you must take a close-up photograph. According to forensic standards, what must be included in this photograph to make it useful for
later analysis?
A) A technician’s hand pointing at the hole for orientation.
B) A piece of the suspect's ID for scale.
C) The serial number of the camera used.
D) A forensic scale (ruler) placed on the same plane as the bullet.
- 9. An investigator is documenting a shooting scene in a large parking lot at night. To capture the location of multiple scattered shell casings in one clear "overall" photo, which photographic method is most appropriate?
A) Taking multiple photos with a smartphone and stitching them into a panorama.
B) Increasing the ISO to the maximum setting to avoid using a flash.
C) "Painting with light" using a handheld flash while the camera shutter remains open on a tripod.
D) Using a single high-intensity strobe directly over each casing.
- 10. You are photographing a "bullet path" using a trajectory string or a laser. Why is it standard practice to take these photographs both with and without the string/laser present?
A) To satisfy the requirements of the camera's auto-focus sensor.
B) To prove that the investigator didn't accidentally damage the wall.
C) To ensure the jury can see the "clean" scene as well as the interpreted path of the bullet.
D) Because laser light can permanently bleach the color of the crime scene carpet.
- 11. Before officially releasing a shooting scene, the lead investigator conducts a "final walk-through." What is the primary ballistics-related objective of this step?
A) To ensure no dangerous materials, such as unexpended ammunition or blood-stained evidence, were accidentally left behind.
B) . To hand over any recovered firearms to the property owner.
C) To provide the media with a final statement regarding the caliber used.
D) To allow the clean-up crew to begin scrubbing bullet impact marks.
- 12. You are about to release a crime scene where several bullet fragments were recovered from the drywall. What administrative action must be completed regarding the evidence log before the scene is "de-secured"?
A) The evidence log must be shredded to maintain confidentiality.
B) Every item on the log must be photographed one last time inside its sealed bag.
C) All evidence must be double-checked against the log to ensure every marked ballistic exhibit is physically accounted for.
- 13. Once a crime scene is released to the owner after a ballistics search, what is the legal implication for the investigative team?
A) The police are now responsible for the cost of repairing bullet holes in the property.
B) Re-entry generally requires a new search warrant or fresh consent from the owner.
C) The scene is preserved by law and the owner cannot clean it for 48 hours.
D) They can return at any time without a warrant to look for more slugs.
- 14. During the release process, the investigator provides a receipt or a "Notice of Service" to the occupant. If a firearm was seized as evidence, what must be clearly documented on this receipt?
A) The estimated street value of the firearm.
B) A description of the item seized, including the make, model, and serial number.
C) The names of the manufacturers of the ammunition found.
D) The ballistic trajectory analysis results.
- 15. 15.A crime scene is being released after a "secondary survey" (final look). Why is it critical to remove all forensic markers, crime scene tape, and trajectory strings before leaving?
A) To restore the area to its original state and prevent public confusion or "souvenir hunting."
B) To ensure the police department gets a refund on the equipment used.
C) To prevent the "CSI Effect" during the trial.
D) Because these materials are biohazardous and must be incinerated.
- 16. You are assigned to search a large, grassy field for a discarded firearm. To ensure the most thorough coverage and prevent "gaps" in the search area, which guideline should you follow regarding the searchers' formation?
A) Have searchers move at their own pace to ensure individual focus.
B) Use a vehicle to drive over the grass to flatten it before searching.
C) Assign one person to walk the perimeter while others wait at the center.
D) Use a line search with personnel spaced at "arm’s length" to ensure overlapping fields of vision.
- 17. While searching for small ballistics fragments, an investigator realizes they are becoming fatigued and "blind" to small details. According to search guidelines, what is the appropriate management action?
A) Increase the speed of the search to finish quickly.
B) Only search for large items like firearms and ignore small fragments.
C) Rotate searchers to different sectors or provide a short break to maintain "visual vigilance."
D) Rely solely on a metal detector and stop the manual visual search.
- 18. During a search, you find a fired cartridge case (FCC) near a curb. Before moving to the next item, why must you "mark" the evidence location with a placard or cone?
A) To ensure the photographer and sketcher can easily identify the item’s location within the larger scene.
B) To signal to the media where the most important evidence is located.
C) To claim the evidence for your personal statistics.
D) To prevent the wind from blowing the metal casing away.
- 19. What is the fundamental rule for an investigator when they first discover a potential ballistics exhibit during a search?
A) Put it in their pocket to keep it safe until the end of the shift.
B) Pick it up immediately to examine the headstamp for caliber identification.
C) Leave it in place, protect it from being stepped on, and alert the team leader/photographer.
D) Clean the dirt off the item so it looks better in the crime scene photos.
- 20. You are conducting a search in a multi-room house. Which guideline ensures that the search is systematic and that no areas are overlooked?
A) Ask the suspect where they dropped the gun to save time.
B) Start in the center of the house and work outward in random directions.
C) Search only the room where the body was found.
D) Follow a "clockwise" or "counter-clockwise" pattern through each room to ensure a 360-degree sweep of all surfaces.
- 21. Being light particles, they soon lose their velocity and get deposited on any material available in the path.
A) Scorching
B) Muzzle Pattern
C) Blackening
D) Tattooing (Peppering)
- 22. Caused by the embedding of unburnt and semi-burnt powder particles into the surface of the target.
A) Tattooing (Peppering)
B) Blackening
C) Scorching
D) Muzzle Pattern
- 23. These particles are slightly heavier than the smoke particles.
A) Muzzle Pattern
B) Tattooing (Peppering)
C) Scorching
D) Blackening
- 24. They retain motion to somewhat longer intervals and consequently cause tattooing to a distance of about one and a-half times blackening range.
A) Scorching
B) Tattooing (Peppering)
C) Muzzle Pattern
D) Blackening
- 25. The edges are found ragged (torn in a star shape and the wound is like an exit wound.
A) Tattooing (Peppering)
B) Muzzle Pattern
C) Blackening
D) Scorching
- 26. indicates contact wound and is often observed in suicide cases.
A) Tattooing (Peppering)
B) Blackening
C) Scorching
D) Muzzle Pattern
- 27. No burning, blackening and tattooing are observed. Instead, they are observed inside the hole through careful examination.
A) Scorching
B) Tattooing (Peppering)
C) Blackening
D) Muzzle Pattern
- 28. The whole charge (projectile, wads, if any, smoke, unburnt or semi-burnt powder particles and hot gases) enters into the target.
A) Tattooing (Peppering)
B) Muzzle Pattern
C) Scorching
D) Blackening
- 29. It refers to any handheld or portable weapon, whether a small arm or light weapon, that expels or is designed to expel a bullet, shot, slug, missile or any projectile which is discharged by means of the expansive force of gases from burning gunpowder or other form of combustion orany similar instrument or implement. For purposes of the law, the barrel, frame or receiver is considered a firearm.
A) Shell Case
B) Ammunition
C) Bullet Case
- 30. It is an instrument used for the propulsion of projectiles by means of the expansive force of gases from burning gunpowder.
A) FBI Manual
B) Federal Firearm Act
- 31. It is any weapon, by whatever name is known, which is designed to expel a projectile/s by the action of an explosive.
A) FBI Manual
B) Federal Firearm Act
- 32. According to Barrel Construction have no riflings (lands and grooves) inside the gun barrel.
A) Smooth-bore firearms
B) Rifled-bore firearms
- 33. According to Barrel Construction to firearms that have riflings (lands and grooves) inside their gun barrel.
A) Smooth-bore firearms
B) Rifled-bore firearms
- 34. According to the Caliber of Projectile Propelled can propel projectiles less than one inch in diameter. E.g. machine gun, shoulder arms,
and hand arms
A) Artillery
B) Small arms
- 35. According to the Caliber of Projectile Propelled can propel projectiles more than one inch in diameter. E.g. cannons, mortar, bazookas.
A) Artillery
B) Small arms
- 36. According to Mechanical Construction the trigger guard of this firearm is hinged at the front end, which is connected with a breech mechanism.
A) Automatic loading type
B) Bolt action type
C) Slide action type (trombone)
D) Lever type (break-type)
- 37. After firing, the finger lever is moved downward so as to cause the trigger guard to pivot on its hinge, and its forward extension is to move back. Loading and ejection of the cartridge case take place by the lever action of the firearm.
A) Automatic loading type
B) Bolt action type
C) Slide action type (trombone)
D) Lever type (break-type)
- 38. According to Mechanical Construction the loading takes place by back-and-forth manipulation of the under the forearm of the gun.
A) Slide action type (trombone)
B) Single shot Firearms
C) Lever type (break-type)
D) Repeating Arms
- 39. According to Mechanical Construction it fires several shots in one loading.
A) Automatic loading type
B) Bolt action type
C) Single shot Firearms
D) Repeating Arms
- 40. According to Mechanical Construction
fire only one shot every loading which has to be reloaded for each shot.
A) Single shot Firearms
B) Bolt action type
C) Repeating Arms
D) Automatic loading type
- 41. According to Mechanical Constructionfire The
breech needs to be opened to remove the empty cartridge case and to insert a new one for the next firing.
A) Automatic loading type
B) Bolt action type
C) Single shot Firearms
D) Repeating Arms
- 42. According to Mechanical Construction company after the first shot is fired, automatic loading or chamber takes place as long as the trigger of the gun is squeezed by the shooter.
A) Bolt action type
B) Slide action type (trombone)
C) Automatic loading type
D) Lever type (break-type)
- 43. According to Mechanical Construction these firearms are provided with a box magazine under the bolt, but some of them
have a tubular magazine.
A) Bolt action type
B) Slide action type (trombone)
C) Automatic loading type
D) Lever type (break-type)
- 44. The breech block is shaped like an ordinary door bolt with a handle sticking out to one side of the firearm.
A) Bolt action type
B) Lever type (break-type)
C) Automatic loading type
D) Slide action type (trombone)
- 45. When the bolt is locked to the breech of the barrel and when it is turned up, it unlocks the bolt and is then drawn to the rear, extracting the fired cartridge case and finally bringing it against the ejector which throws it out of the gun.
A) Automatic loading type
B) Bolt action type
C) Lever type (break-type)
- 46. Reloading is done by manipulation of the
bolt.
A) Bolt action type
B) Automatic loading type
C) Slide action type (trombone)
D) Lever type (break-type)
- 47. Repeating Arms It is divided into two types, namely;
A) Semi-automatic and Full automatic
B) Automatic and Hand operated
- 48. are those firearms in which the mechanism is so arranged that it will reload a freshcartridge case after firing.
A) Automatic
B) Full automatic
C) Semi-automatic
D) Hand operated
- 49. Automatic firearms are divided into:
A) Semi-automatic
B) All of these
C) Full automatic
D) None of these
- 50. are those firearms that can be operated manually.
A) Automatic
B) Hand operated
C) Full automatic
D) Semi-automatic
- 51. Firearms where one pull of the trigger would produce one round
explosion and the trigger must be released first before one can fire another round.
A) Full automatic
B) Automatic
C) Semi-automatic
D) Hand operated
- 52. These are those firearms which fire continuously as long as the trigger is
pulled.
A) Full automatic
B) Semi-automatic
C) Hand operated
D) Automatic
- 53. According to Operation the barrel and bolt move rearward with the momentum generated as the result of an opposite reaction from the forward movement of a bullet mass moving down the bore at a high velocity.
A) Manually Operated
B) Recoil Operated
C) Gas Operated
D) Blow back Operated
- 54. According to Operation the firearms that have a gas cylinder and piston.
A) Gas Operated
B) Recoil Operated
C) Blow back Operated
D) Manually Operated
- 55. They used to trap gas to push the bolt assembly backwards to achieve a complete cycle of operation. Ex. M16, M14
A) Recoil Operated
B) Manually Operated
C) Blow back Operated
D) Gas Operated
- 56. According to Operation the cycle of operation is accomplished. Ex. Springfield
A) Gas Operated
B) Recoil Operated
C) Blow back Operated
D) Manually Operated
- 57. According to Operation the characterized by a heavy bolt. It has no locking or unlocking mechanism, inertia, or bolt and a recoil spring holds the breech closed.
A) Blow back Operated
B) Manually Operated
C) Gas Operated
D) Recoil Operated
- 58. Recoil Operated It is divided into:
A) Short Recoil
B) None of these
C) All of these
D) Long Recoil
- 59. the breechblock remains locked to the barrel only while the pressure is high. E.g., Semi auto Pistols
A) Long Recoil
B) Short Recoil
- 60. the bolt and barrel recoil at a greater distance than the length of the unfired
cartridge. E.g., Shotguns
A) Short Recoil
B) Long Recoil
- 61. Blow back Operated It categorized as:
A) All of these
B) None of these
C) Simple Blowback
D) Delayed Blowback
- 62. Allows a totally unlocked breech and relies simply on the mass of the blowback and the strength of the return spring to prevent the cartridge case from coming back during peak pressure. E.g., Sniping Rifle
A) Delayed Blowback
B) Simple Blowback
- 63. the breechblock is not locked, but some mechanical delay is incorporated to ensure that the breechblock cannot back with sufficient rapidity. E.g., SMG
A) Delayed Blowback
B) Simple Blowback
- 64. According to Function this fires either on automatic or semi-automatic by using the selector level.
A) Semi-Automatic
B) Single
C) Selective
D) Automatic
- 65. According to Function one trigger pulls for a single round. The cycle of operation is done manually.
A) Automatic
B) Single
C) Semi-Automatic
D) Selective
- 66. According to Function fire continuously as long as the trigger is pulled Ex. M60 & Ultimax
A) Semi-Automatic
B) Single
C) Selective
D) Automatic
- 67. According to Function one pull of the trigger would produce one round explosion.
A) Semi-Automatic
B) Automatic
C) Selective
D) Single
- 68. The trigger must be released first before one can fire another round. The cycle of operation is done automatically.
A) Selective
B) Semi-Automatic
C) Single
D) Automatic
- 69. According to Use to be operated by two or more persons. Ex. Mortar
A) Hand weapon
B) Shoulder Weapon
C) Crew-Serve Weapon
- 70. According to Use designed to be fired by at least one hand. Ex. Pistol
A) Shoulder Weapon
B) Hand weapon
C) Crew-Serve Weapon
- 71. According to Use designed to fire from the shoulder. Ex. Rifle
A) Shoulder Weapon
B) Hand weapon
C) Crew-Serve Weapon
- 72. According to the Manner of Fed weapons that have magazine housing well where the magazine is inserted. Ex. M16 & M14
A) Clip Fed
B) Muzzle Fed
C) Magazine Fed
- 73. According to the Manner of Fed an ammunition is loaded with the use of a clip that holds several rounds of ammunition. Ex. M1
Garand.
A) Muzzle Fed
B) Clip Fed
C) Magazine Fed
- 74. According to the Manner of Fed an ammunition is fed through the muzzle. Ex. Mortar
A) Muzzle Fed
B) Clip Fed
C) Magazine Fed
- 75. It is any weapon which shoots or is designed to shoot, automatically or semi-automatically,
more than one shot, without manual reloading, by a single pull of the trigger. It is the principal source of fire power, not only for ground troops but for aircrafts as well.
A) Shotgun
B) Carbine
C) Machine Gun
D) Rifle
E) Musket
- 76. It means any weapon designed or intended to be operated from the shoulder and uses the energy of the explosive in a fixed metallic cartridge to fire only a single projectile through a rifled bore for every single pull of the trigger. This is designed for targets at a longer distance.
A) Carbine
B) Machine Gun
C) Shotgun
D) Musket
E) Rifle
- 77. A smooth-bore and breech-loading shoulder arm designed to fire a number of pellets or shots in one charge. The smaller the number of the gauge of a shotgun, the bigger the diameter of its barrel.
A) Shotgun
B) Musket
C) Rifle
D) Carbine
E) Machine Gun
- 78. These ________________ are designed with a double barrel. There are three general types of shotguns according to the bore diameter of the barrel, namely; cylinder bore, choke bore, and paradox shotgun.
A) Musket
B) Rifle
C) Shotgun
D) Carbine
E) Machine Gun
- 79. It is a short barrel rifle, with its barrel measuring not longer than 22 inches. It fires a single projectile through the rifled bore-bore, either semiautomatic or fully automatic, for every press of the trigger.
A) Machine Gun
B) Shotgun
C) Rifle
D) Carbine
E) Revolver
- 80. It has a range greater than that of the pistol or revolver. The five types of carbines are M-1, M-1A1, M-2, M-3, and M-14.
A) Shotgun
B) Carbine
C) Revolver
D) Machine Gun
E) Rifle
- 81. It is an ancient smooth-bore and muzzle-loading military shoulder arm designed to fire a single round lead ball. It usually has a long fore stock and is arranged to hold a bayonet at the muzzle end.
A) Musket
B) Carbine
C) Rifle
D) Revolver
E) Shotgun
- 82. This is a smooth-bore without choked and commonly fire a single round lead ball.
A) Shotgun
B) Rifle
C) Pistol
D) Carbine
E) Musket
- 83. It is a smooth bore, muzzle-loading, high angle of fire weapon. The barrel is assembled into a
single unit.
A) Pistol
B) Revolver
C) Rifle
D) Shotgun
E) Mortar
- 84. A short barrel hand arm designed to fire a single projectile through a rifled bore for every press of the trigger.
A) Carbine
B) Shotgun
C) Mortal
D) Pistol
E) Rifle
- 85. This type of weapon is designed to combine optimum penetration with stopping power and
improved accuracy.
A) Carbine
B) Pistol
C) Revolver
D) Shotgun
E) Musket
- 86. A hand arm equipped with a rotating cylinder, serving as the magazine, successively places a cartridge into position for firing.
A) Rifle
B) Carbine
C) Shotgun
D) Musket
E) Revolver
- 87. These are common __________ carry five to eight rounds of ammunition in a cylinder and some of them are single-action and double-action.
A) Revolver
B) Rifle
C) Mortal
D) Pistol
E) Shotgun
- 88. There are four classifications of a revolver, namely;
A) single action
B) double action
C) All of these
D) top break frame.
E) swing out the cylinder
- 89. refers to firearms intended to be or primarily designed for individual use
A) Class-A Light weapon
B) Class-B Light weapons
C) Hand weapon
D) Small Arms
- 90. which is a shoulder firearm or designed to be fired from the shoulder that can discharge a bullet through a rifled barrel by different actions of loading, which may be classified as lever, bolt, or self-loading;
A) Shotgun
B) Handgun
C) Revolver
D) Rifle
- 91. which is a weapon designed, made and intended to fire a number of ball shots or a single projectile through a smooth bore by the action or energy from burning gunpowder.
A) Shotgun
B) Rifle
C) Pistol
D) Revolver
E) Handgun
- 92. which is a hand-operated firearm with a revolving cylinder containing chambers for individual cartridges.
A) Revolver
B) Handgun
C) Rifle
D) Pistol
E) Shotgun
- 93. which is a hand-operated firearm having a chamber integral with or permanently aligned with the bore which may be self-loading; and
A) Revolver
B) Pistol
C) Rifle
D) Handgun
E) Shotgun
- 94. Handgun are which is a firearm intended to be fired from the hand, which includes:
A) Pistol and Revolver
B) Shotgun and Handgun
C) Pistol and Rifle
- 95. which is generally considered to mean a weapon intended to be fired from the hand or shoulder, which are not capable of fully automatic bursts of discharge, such as:
A) Shotgun
B) Handgun
C) All the these
D) Rifle
E) None of these
- 96. Which refers to self-loading pistols, rifles and carbines, submachine guns, assault rifles and light machine guns not exceeding caliber 7.62MM which have a fully automatic mode.
A) Small Arms
B) Class-A Light weapon
C) Class-B Light weapons
- 97. Which refer to weapons designed for use by two (2) or more persons serving as a crew, or rifles and machine guns exceeding caliber 7.62MM such as heavy machine guns, handheld underbarrel and mounted grenade launchers, portable anti-aircraft guns, portable anti-tank guns, recoilless rifles, portable launchers of anti-tank missile and rocket systems, portable launchers of anti-aircraft missile systems, and mortars of a caliber of less than 100Mм.
A) Class-A Light weapon
B) Class-B Light weapons
C) Small Arms
- 98. These are the main parts of firearms:
A) Cylinder Assembly/Slide Assembly/Magazine Assembly
B) Barrel Assembly
C) All of these
D) None of these
E) Frame/Receiver/Stock Group
- 99. this part of the firearm is the house of internal parts and the mechanism of firearms.
A) Barrel Assembly
B) Cylinder Assembly/Slide Assembly/Magazine Assembly
C) Frame/Receiver/Stock Group
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