Naval Skills Unit 6 Practice Exercise

Which of the following is NOT one of the areas of General Requirements of weapons systems and weapons?
1. Simplicity of Operation
2. Safety
3. Reliability and Flexibility
4. Speed and accuracy
5. Maintainability
Which Navy air-to-ground missile is designed for use primarily by Navy Seahawk helicopters?
1. The AGM-114 Hellfire Missile
2. The AGM-123 Skipper Missile
3. The AIM-9 Sidewinder Missile
4. The AGM-88 HARM Missile
5. The AGM-65 Maverick Missile
What type of trajectory occurs when a missile is acted upon only by gravity and aerodynamic drag?
1. Glide
2. Terminal
3. Ballistic
4. Aerodynamic
5. Standard
What is the difference between the term "torpedoes" during the Civil War and the modern term "mines"?
1. There were no torpedoes in use during the Civil War, only mines.
2. There is no difference. They refer to the same type of device.
3. Torpedoes were Offensive Mine Warfare weapons in the Civil War whereas mines are both offensive and defensive weapons today.
4. Civil War torpedoes were free-floating devices where modern-day mines can be either moored or free-floating.
5. Torpedoes used during the Civil War were simply powered mines.
Which of the following is NOT one of the main groupings of naval aircraft?
1. These are all main groupings of naval aircraft.
2. Rotary-wing
3. Fixed-wing
4. Lighter-than-air
5. Reconnaissance
What body of water was effectively sealed off from U.S. warships and submarines until the last months of World War II by Japanese defensive minefields?
1. The Northern Pacific Ocean
2. The Persian Gulf
3. The South China Sea
4. The Sea of Japan
5. The Indian Ocean
The sinking of what two battleships early in WWII ended the era of the battleship as the principal fleet unit?
1. HMS Hood and HMS Repulse
2. HMS Repulse and HMS Prince of Wales
3. The Bismarck and the USS Arizona
4. HMS Repulse and the USS Nevada
5. HMS Prince of Wales and HMS Hood
A gun with a bore diameter of 3 inches and a barrel 150 inches long would have what caliber designation?
1. 22-caliber
2. 450-caliber
3. The term "caliber" is only used to describe the bore diameter of guns less than 3 inches in width.
4. 150-caliber
5. 50-caliber
What is the purpose of shipboard Water Washdown Systems?
1. To quickly provide for a means to wash personnel off after a CBR attack.
2. To wash contaminants from CBR weapons overboard.
3. To clean the ship prior to a possible CBR attack, to ensure contaminants can't stick.
4. To quickly put out fires caused by the thermal radiation blast of a nuclear weapon.
5. To camouflage the ship to make it harder to target with a chemical weapon.
Which type of projectiles have relatively thin walls and large burster charges?
1. Nonfragmenting
2. Penetrating
3. Fragmenting
4. Incendiary
5. Illuminating
Navy rotary-wing helicopters carry out several primary missions. Which of the following is NOT one of these missions?
1. Search and Rescue
2. Reconnaissance
3. Undersea Warfare
4. Cargo transportation
5. Land Attack
Stops incorporated in gun circuits to prevent guns from being fired when they are pointed at a part of the ship's structure are called what?
1. Cutout cams
2. Train arcs
3. Elevation arcs
4. Gun batteries
5. Calibers
What type of special purpose projectile is normally used to confuse enemy search and fire-control radar?
1. Proximity-fuzed
2. Illuminating
3. Nonfragmenting
4. Incendiary
5. Chaff
What term is used to describe gun barrel width in guns less than 3 inches in diameter?
1. Radius
2. Train
3. Elevation
4. Caliber
5. Battery
Which of the following resulted in the loss of the greatest number of ships during World War I?
1. Mines
2. Artillery
3. Naval gunfire
4. Aircraft
5. Torpedoes
What missile was only designed to be launched from the Navy's F-14 Tomcat?
1. The AIM-120 AMRAAM
2. The AIM-54 Phoenix
3. The AIM-9 Sidewinder
4. The AGM-65 Maverick
5. The AGM-88 HARM
What type of mine consists of an acoustic homing torpedo moored to the bottom of the ocean?
1. SUBROC
2. Alligator
3. Combination
4. DART
5. CAPTOR
What has kept the use of chemical and biological weapons so rare in modern combat?
1. The difficulty in producing large amounts of these weapons.
2. The difficulty in delivering these weapons effectively.
3. The unavailability of these types of weapons.
4. The understanding that once one side uses these weapons, the other side would as well.
5. International agreements banning the use of these weapons.
What is the primary disadvantage in using moored mines?
1. The have a more difficult time dealing with salt water corrosion.
2. They are required, under international law, to deactivate after a certain time period.
3. They are easily spotted and destroyed.
4. They have a tendency to break away from their moorings.
5. They may be cleared with relative ease by mechanical sweeping gear.
Dosimeters measure what?
1. The amount of antidote a person needs to take if they become a chemical warfare casualty.
2. The amount of biological agent present in a human body.
3. The amount of nerve agent present in a human body.
4. The amount of radiation put out by an atomic blast.
5. The amount of radiation a person receives.
Which of the following would NOT be and example of enlisted personnel assigned to the weapons or gunnery department/division?
1. Gunner's Mates
2. Boatswain Mates
3. Fire-control Technicians
4. Torpedomen
5. Missile Technicians
What is the "Arc of Train"?
1. The initiating stage in a propellant train.
2. The total horizontal arc through which a gun mount can be rotated.
3. The igniter or booster stage in a propellant train.
4. The total vertical arc through which a gun mount can be moved.
5. The curved path followed by projectiles fired from guns.
Which of the following terms best describes an unmanned, self-propelled vehicle containing a guidance system designed to fly to and deliver a explosive payload on a target?
1. A rocket
2. A guided missile
3. A projectile
4. An attack aircraft
5. A smart bomb
Automatic mines would fall under which of the primary classifications for mines?
1. Mode of operation
2. Method of planting
3. Detonating or actuation mechanism
4. Timer
5. Final planted position
Which of the following naval attack aircraft was NOT specifically designed to deliver nuclear weapons?
1. A-4
2. These were all specifically designed to carry and deliver nuclear weapons.
3. A-3
4. A-5
5. A-6
Which of the following is a primary Navy undersea warfare weapon?
1. SLAM
2. AMRAAM
3. JSOW
4. ASROC
5. JDAM
Heavy antiaircraft barrages through which aircraft must fly to attack defended targets are called what?
1. Shrapnel
2. Flak
3. Ogives
4. Fuzes
5. Chaff
Which of the following is an example of a World War I mine countermeasure?
1. Influence mines
2. Contact mines
3. CAPTOR
4. Helo minesweeping
5. Degaussing Belts
What is the name of the art and science of projectile motion?
1. Gunnery
2. Ballistics
3. Trajectory
4. Weaponry
5. Artillery
Approximately how many Trident submarines does the Navy have, and how many Trident missiles are on each one?
1. 20, 12
2. 24, 20
3. 22, 12
4. 24, 12
5. 20, 24
Which of the following is NOT one of the four basic parts of a guided missile?
1. The airframe
2. The propulsion system
3. The warhead
4. The radar system
5. The guidance system
What is the name of the current Navy and Air Force close-range infrared homing air-to-air missile?
1. Sparrow
2. Sidewinder
3. Maverick
4. AMRAAM
5. Phoenix
Which of the following is NOT a limiting factor in determining the effective range of a gun?
1. The gun's arc of train.
2. The ability of the fire-control system to detect and track the target.
3. The weight of the projectile.
4. The caliber of the gun.
5. The velocity of the projectile.
Which of the following is NOT one of the categories of naval guns?
1. None of these are categories of naval guns.
2. Intermediate
3. They are all categories of naval guns.
4. Minor
5. Major
Which of the following is the current Navy shipboard long-range surface-to-air missile?
1. The Standard MR Missile
2. The Terrier Missile
3. The Sea Sparrow Missile
4. The Talos Missile
5. The Standard ER Missile
What phase of decontamination following a CBR attack would involve using scrub brushes with detergents?
1. The First
2. The Fifth
3. The Fourth
4. The Third
5. The Second
Which General Requirement area is concerned with the design of systems and components so that they function satisfactorily in spite of some failures in power supply?
1. Simplicity of Operation
2. Reliability and Flexibility
3. Maintainability
4. Range and Accuracy.
5. Safety
A group of guns of the same size, normally controlled from the same point, are called what?
1. A breech-block
2. A battery
3. A train of guns
4. An element
5. A gun group
What type of intercept occurs when the missile is flying not toward the target, but toward a point in front of the target?
1. Hyperbolic course
2. Pursuit course
3. Lead angle course
4. Flat trajectory
5. Modified pursuit course
Mines were considered to be only a defensive weapon until what war?
1. The Revolutionary War
2. The Russo-Japanese War
3. The Civil War
4. World War I
5. The Spanish-American War
All methods used to counter an enemy's mines are collectively called what?
1. Offensive mining
2. Mine counter-countermeasures
3. Anti-mine warfare
4. Defensive mining
5. Mine countermeasures
What fixed-wing aircraft role is designed to detect, jam, and destroy enemy radars to protect the strike group?
1. Attack
2. Patrol
3. Airborne Early-Warning
4. Electronic Warfare
5. Reconnaissance
What term is used to denote weapons and other related physical equipment?
1. Launchers
2. Explosives
3. Gunnery
4. Ordnance
5. Guns
What type of special-purpose projectile is commonly referred to as "star shells"?
1. Chaff
2. Illuminating
3. Incendiary
4. Nonfragmenting
5. Penetrating
What type of trajectory does an ASROC weapon follow?
1. Pursuit
2. Ballistic
3. Combination
4. Flat
5. Modified Pursuit
Which of the following is NOT one of the standard methods of classifying mines?
1. Final planted position
2. Method of planting
3. Weight of the explosive charge
4. The detonating or actuation mechanism
5. Mode of operation
What a weapons system or component is supposed to do relates to which design requirement?
1. General Requirement
2. Military Requirement
3. Naval Requirement
4. Functional Requirement
5. Fire-Control Requirement
Dual-purpose ship guns are designed for engaging what types of targets?
1. Air targets only
2. Surface and subsurface
3. Air and Surface
4. Surface targets only
5. Air and subsurface
How does an undersea nuclear burst create the majority of it's damage?
1. Heat and initial blast
2. Intense underwater shock and heavy residual radiation.
3. Thermal radiation and residual radiation.
4. Initial blast and residual radiation
5. Thermal radiation and fallout.
How can the Harpoon missile be launched?
1. Aircraft or submarine
2. Aircraft or surface ship
3. Surface ship only
4. Surface ship, submarine or aircraft
5. Surface ship or submarine
What are the three general classes of projectiles?
1. Fragmenting, Incendiary and illuminating
2. Fragmenting, nonfragmenting and special purpose
3. Special purpose, proximity, and fragmenting
4. Penetrating, illuminating, and special purpose
5. Penetrating, fragmenting, and special purpose.
In 1453 the first recorded use of naval gunfire in combat occurred between which two forces?
1. The Spanish and the English Fleets
2. The French and the Turkish Fleets
3. The French and the English Fleets
4. The Spanish and the French Fleets
5. The Spanish and the Turkish Fleets
What is the term for the effort to reduce a ship's magnetic field just after construction?
1. Demagnetizing
2. Deperming
3. Degaussing
4. Influencing
5. Cavitation
What is the name for the sound made by a ship or submarine caused by the movement of the screw blades with respect to the water?
1. Cavitation
2. Degaussing
3. Deperming
4. Albacore
5. Acoustic wave
What was the primary purpose of the great offensive minefield that was laid by the Allies in the North Sea between northern Scotland and the Norwegian coast during World War I?
1. To protect the Scottish coastline and harbors from German naval attack.
2. To prevent German submarines from getting into the Atlantic and preying on Allied shipping.
3. To prevent the resupply of Germany by the Japanese.
4. To attempt to do as much damage as possible to German merchant ships, thereby hurting the German economy.
5. To prevent the German High Seas Fleet from breaking out into the North Atlantic waters.
A "CVT" fuze is what type of fuze?
1. Chaff
2. Fragmenting
3. Impact
4. Proximity
5. Time
When a gun barrel is rifled, what do you call the raised areas in-between the grooves?
1. Guides
2. Arcs
3. Lands
4. Ridges
5. Cutout cams
What would most likely be the first line of defense against an enemy air attack against a U.S. Navy Task Force?
1. Ship-launched surface-to-air missiles
2. Point defense systems
3. Ship-launched anti-ballistic missiles
4. Fighter aircraft with air-to-air missiles
5. Ship-based antiaircraft gun systems
Rifling is designed into the barrels of all guns currently used by the Navy. What does rifling do and what is the common direction of twist to the rifling?
1. Causes the projectile to spin, right-hand
2. Causes the projectile to roll, under-hand
3. Causes the projectile to roll, over-hand
4. Causes the projectile to spin, left-hand
5. Causes the projectile to spin, over-hand
Which type of mine made up the Allied North Sea minefields in World War I?
1. Anchored acoustic-type
2. Free-floating contact-type
3. Anchored contact-type
4. Anchored influence-type
5. Free-floating influence-type