1.
What joins a mortise cylinder to a mortise lock?
Correct Answer
A. Threads on the cylinder and a set screw
Explanation
A mortise cylinder is joined to a mortise lock by threads on the cylinder and a set screw. The threads on the cylinder allow it to be screwed into the lock, providing a secure connection. The set screw is then tightened to further secure the cylinder in place. This combination of threads and a set screw ensures that the cylinder is properly attached to the lock and prevents it from coming loose or being easily removed.
2.
- The key shown above matches the locks manufactured by: (Diagram not shown here)
Correct Answer
C. Schlage
Explanation
The given answer "Schlage" is the correct one because it is stated in the question that the key shown matches the locks manufactured by certain companies. Among the options provided, Schlage is one of the companies mentioned, implying that the key shown corresponds to the locks manufactured by Schlage.
3.
What type of key normally must be duplicated with an end mill cutter?
Correct Answer
A. Paracentric
Explanation
Paracentric keys are designed with a unique shape that features a side groove, making them difficult to duplicate using traditional key duplication methods. The end mill cutter, which is a type of milling tool, is specifically used to duplicate paracentric keys due to its ability to cut complex shapes and grooves accurately. Skeleton keys, tubular keys, and bit keys do not typically require the use of an end mill cutter for duplication.
4.
What is needed to remove the outside knob of a Schlage entrance set?
Correct Answer
A. Key and pin punch
Explanation
To remove the outside knob of a Schlage entrance set, a key and pin punch are needed. The key is required to unlock the knob and gain access to the internal mechanism. The pin punch is used to remove the retaining pin that holds the knob in place. By inserting the pin punch into the small hole on the side of the knob and tapping it with a hammer, the retaining pin can be pushed out, allowing the knob to be removed.
5.
A licensee who moves or changes employers shall notify the Oklahoma Department of Labor within how many days?
Correct Answer
D. 14
Explanation
A licensee who moves or changes employers is required to notify the Oklahoma Department of Labor within 14 days. This notification is necessary to ensure that the department is aware of the change in employment and can update their records accordingly. It allows the department to maintain accurate information about licensees and their current employment status. Failing to notify the department within the specified timeframe may result in penalties or other consequences.
6.
A technician is weak, having chills and cannot seem to get enough to drink. What is the likely cause of the technician’s symptoms?
Correct Answer
D. High blood sugar
Explanation
The likely cause of the technician's symptoms is high blood sugar. High blood sugar levels can lead to symptoms such as weakness, chills, and excessive thirst. These symptoms are commonly associated with conditions such as diabetes, where the body is unable to effectively regulate blood sugar levels. It is important for the technician to seek medical attention and get their blood sugar levels checked to confirm the diagnosis and receive appropriate treatment.
7.
The Oklahoma Alarm and Locksmith Industry Act applies to:
Correct Answer
D. Persons who sell, install and service alarm systems
Explanation
The correct answer is persons who sell, install and service alarm systems. The Oklahoma Alarm and Locksmith Industry Act specifically applies to individuals who are involved in the selling, installation, and servicing of alarm systems. This act does not apply to state employees, individuals who own and install alarm devices on their own property, or individuals licensed under the Electrical License Act.
8.
What type of tumbler is most commonly used in a file cabinet lock?
Correct Answer
D. Short water
9.
What is the maximum amount of administrative fines that can be levied against any person for violations of the Oklahoma Alarm and Locksmith Industry Act?
Correct Answer
C. $1,000
Explanation
The maximum amount of administrative fines that can be levied against any person for violations of the Oklahoma Alarm and Locksmith Industry Act is $1,000.
10.
A coordinator is required on a pair of fire doors having:
Correct Answer
B. An overlapping astragal
Explanation
An overlapping astragal is required on a pair of fire doors because it helps to provide a tight seal between the doors, preventing the spread of fire and smoke. The overlapping astragal is a strip that is attached to one of the doors and overlaps the other door when closed, creating a barrier that helps to contain fire and smoke. This is an important safety feature in fire doors to ensure that they effectively function in preventing the spread of fire in a building.
11.
With proper care, which cutter material typically provides the longest use?
Correct Answer
C. Carbide
Explanation
Carbide is the correct answer because it is known for its exceptional hardness and durability. It is a composite material made of carbide particles bonded together by a metal binder. This combination provides carbide cutters with superior resistance to wear and heat, making them ideal for long-term use. Compared to carbon steel, high-speed steel, and cobalt, carbide cutters can withstand higher cutting speeds and maintain sharpness for a longer period of time, making them the preferred choice for applications that require extended tool life.
12.
Thru-bolt trim is used on many mortise locks to:
Correct Answer
B. Make the installation look better
Explanation
Thru-bolt trim is used on many mortise locks to make the installation look better. This means that the trim enhances the overall appearance of the lock when it is installed. It is likely that the thru-bolt trim has a visually appealing design or finish that adds to the aesthetic appeal of the lock.
13.
If a conflict exists between adopted references, the reference that applies shall be the one:
Correct Answer
A. With the more stringent standard
Explanation
In case of a conflict between adopted references, the reference that applies will be the one with the more stringent standard. This means that if there are multiple references that can be used, the one with the stricter or more rigorous requirements will take precedence over the others. This ensures that the highest level of safety and compliance is maintained in the given situation.
14.
What brand of lock does a WR3 or 1054WB key blank fit?
Correct Answer
D. Weiser
Explanation
The WR3 or 1054WB key blank fits the Weiser brand of lock.
15.
A classroom function lock is designed so that:
Correct Answer
D. A key is required to lock the room
Explanation
The correct answer is that a key is required to lock the room. This means that students cannot accidentally lock themselves in the room without having a key to do so. It ensures that only authorized individuals with a key can lock the room, providing a level of security and control over who can access the classroom.
16.
The key shown above matches locks manufactured by: (Diagram not shown here)
Correct Answer
C. Dexter
Explanation
The key shown above matches locks manufactured by Dexter.
17.
Pick guns work by:
Correct Answer
B. Bouncing the top pins above the shear line
Explanation
Pick guns work by bouncing the top pins above the shear line. The shear line is the line where the inner and outer cylinder of a lock meet. When the top pins are lifted above the shear line, the lock's cylinder can rotate freely, allowing the lock to be opened. The pick gun achieves this by rapidly striking the bottom pins, causing the top pins to jump and momentarily clear the shear line. This creates a brief window of opportunity to rotate the cylinder and unlock the lock.
18.
What brand of lock does a M1 or 1092 key blank fit?
Correct Answer
C. Master
Explanation
The M1 or 1092 key blank fits a Master lock.
19.
What brand of lock does a WK2 or 1175 key blank fit?
Correct Answer
C. Weslock
Explanation
The WK2 or 1175 key blank fits a Weslock lock.
20.
A hotel function lockset is one that:
Correct Answer
C. Requires a key or card from the outside in order to enter
Explanation
A hotel function lockset requires a key or card from the outside in order to enter. This means that guests or authorized personnel need to use a key or card to unlock the door and gain access to the room. It provides a level of security and control over who can enter the room.
21.
Which tools are used to manipulate a lock?
Correct Answer
D. Tension wrench and hook pick
Explanation
Tension wrench and hook pick are the correct tools used to manipulate a lock. A tension wrench is used to apply rotational pressure to the lock, while a hook pick is used to manipulate the individual pins within the lock cylinder. By applying tension with the wrench and manipulating the pins with the hook pick, a lock can be successfully picked and manipulated to open without the original key.
22.
When removing a Kwikset entrance set, what should the locksmith remove first?
Correct Answer
C. Screws on the inside of the knob
Explanation
When removing a Kwikset entrance set, the locksmith should remove the screws on the inside of the knob first. This is because these screws secure the knob to the door and need to be removed in order to access the other components of the entrance set, such as the cylinder, strike, and latch. By removing the screws on the inside of the knob, the locksmith can easily detach the knob from the door and proceed with the removal of the other components.
23.
Which of the following is a legal requirement for obtaining a locksmith license in the state of Oklahoma?
Correct Answer
B. Passing a criminal background check
Explanation
To obtain a locksmith license in Oklahoma, one of the legal requirements is passing a criminal background check. This ensures that individuals entrusted with access to secure areas and sensitive information have no disqualifying criminal history. While other qualifications, like completing an apprenticeship or certification, may be beneficial, the background check is a mandatory step in the licensing process. Owning a locksmith business is not a prerequisite for licensing.
24.
Of the following materials, which key blank produces the most obvious marks?
Correct Answer
B. Brass
Explanation
Brass is the correct answer because it is a softer material compared to the other options listed. When a key is inserted into a brass blank, it will leave more noticeable marks due to its softer composition. This is because brass is more easily scratched or indented, making the marks more obvious and visible. Nickel silver, cobalt, and steel are all harder materials, so the marks left on them would be less prominent and not as easily noticeable.
25.
A power tool has a 3-pronged plug but the only available outlets are 2-pronged. What should the technician do?
Correct Answer
D. Locate a 3-pronged outlet
Explanation
The technician should locate a 3-pronged outlet because removing the ground prong from the power cord of the tool or using a 3-prong to 2-prong adapter would compromise the safety features of the power tool. Hardwiring the tool would require more extensive work and may not be necessary if a suitable outlet can be found.
26.
How many trainees per job site can work under the supervision of a licensed technician?
Correct Answer
B. Three
Explanation
A licensed technician can supervise three trainees per job site. This means that the technician is responsible for overseeing the work of three trainees at a time. This ensures that the trainees receive adequate guidance and supervision while they are learning and gaining experience on the job. Having three trainees per job site allows for a balance between providing enough support for the trainees and ensuring that the technician is able to effectively manage and monitor their progress.
27.
What length of graduation is found in a standard universal pin kit with 0.115 diameter pins?
Correct Answer
B. 0.003
Explanation
The length of graduation found in a standard universal pin kit with 0.115 diameter pins is 0.003.
28.
When key changing a Standard Group 2 combination, the technician should dial the old combination on the change mark and:
Correct Answer
D. Insert the key change from the back of the wheel pack
Explanation
When key changing a Standard Group 2 combination, the technician should insert the key change from the back of the wheel pack. This means that instead of inserting the key change from the front or any other direction, it should be inserted specifically from the back of the wheel pack. This is the correct procedure to follow in order to successfully change the combination of the lock.
29.
A passage set is a lockset that
Correct Answer
B. Is not lockable
Explanation
The correct answer is "Is not lockable" because the passage set is a type of lockset that does not have a locking mechanism. This means that it cannot be locked and is used for doors where security or privacy is not a concern. The other options listed in the passage, such as locking knobs, knobs on one side of the door, and knobs that do not turn, do not accurately describe a passage set.
30.
What is the primary hazard when working with gas-powered tools in an indoor space?
Correct Answer
D. Hazardous vapors or fumes
Explanation
When working with gas-powered tools in an indoor space, the primary hazard is the presence of hazardous vapors or fumes. Gas-powered tools produce exhaust gases that contain toxic substances such as carbon monoxide, nitrogen oxides, and volatile organic compounds. These gases can accumulate in enclosed spaces and pose a serious health risk to individuals who inhale them. It is important to ensure proper ventilation when using gas-powered tools indoors to prevent the build-up of these hazardous vapors or fumes.
31.
When using a portable ladder to access an upper landing surface, how many feet above the landing’s surface must the side rails of the ladder extend?
Correct Answer
B. Three
Explanation
When using a portable ladder to access an upper landing surface, the side rails of the ladder must extend at least three feet above the landing's surface. This is to ensure proper stability and safety while climbing up or down the ladder. Having the side rails extend three feet above the landing provides a secure handhold for the person using the ladder and helps prevent any accidents or falls.
32.
A licensed technician or salesperson shall only work under the supervision of:
Correct Answer
D. A licensed manager
Explanation
A licensed technician or salesperson shall only work under the supervision of a licensed manager because the manager has the necessary qualifications and knowledge to oversee the work being done. They are responsible for ensuring that the technician or salesperson follows all regulations and guidelines, and can provide guidance and support when needed. Working under the supervision of a licensed manager helps maintain the quality and safety standards required in the field.
33.
What function describes a locket that permits emergency access when locked, but allows free egress?
Correct Answer
D. Privacy
Explanation
A privacy function describes a locket that permits emergency access when locked, but allows free egress. This means that the lock can be engaged from the outside, providing privacy and preventing unauthorized access. However, from the inside, it can be easily unlocked and opened, allowing for quick and easy exit in case of an emergency. This function is commonly used in bathrooms and bedrooms where privacy is desired but safety and ease of exit are also important.
34.
Which pick is designed to pick one pin at a time?
Correct Answer
B. Hook
Explanation
The hook pick is designed to pick one pin at a time. It has a curved, hook-shaped end that is inserted into the lock, allowing the locksmith to manipulate the pins individually. This pick is commonly used for single-pin picking, where each pin is set one by one until the lock is successfully opened.
35.
Which of the following brands of locks is considered “high security”?
Correct Answer
A. Medeco
Explanation
Medeco is considered a "high security" brand of locks because they are known for their advanced technology and superior construction. Medeco locks are designed to be resistant to picking, drilling, and other common methods of forced entry. They also offer patented key control systems, which means that keys cannot be duplicated without proper authorization. This level of security makes Medeco locks highly trusted and widely used in commercial and residential settings where maximum security is required.
36.
How many tumblers and springs are in a standard 5-cut key cylinder?
Correct Answer
A. 5
Explanation
A standard 5-cut key cylinder typically contains 5 tumblers and 5 springs. Tumblers are the small pins or discs inside the lock mechanism that align to allow the key to turn, while springs provide tension to keep the tumblers in place. Therefore, the correct answer is 5.
37.
In lock picking, the tension wrench:
Correct Answer
A. Holds the tumblers at the shear line
Explanation
The tension wrench is a tool used in lock picking to apply rotational pressure on the lock cylinder. This pressure is necessary to create tension and bind the pins inside the lock. By holding the tumblers at the shear line, the tension wrench prevents them from falling back into their original position when other pins are being manipulated. This allows the lock picker to successfully manipulate the remaining pins and unlock the lock.
38.
A rim cylinder is held in place by:
Correct Answer
A. Two screws from the back of the cylinder
Explanation
A rim cylinder is held in place by two screws from the back of the cylinder. These screws secure the cylinder to the door, ensuring that it remains in position and functions properly. The screws are typically inserted through holes in the back of the cylinder and into the door, creating a secure attachment. This method of installation is commonly used for rim cylinders, providing stability and durability to the lock mechanism.
39.
What is the shape of a top pin?
Correct Answer
D. Flat on both ends
Explanation
A top pin is a type of fastener used in mechanical applications. It is typically cylindrical in shape and has a flat surface on both ends. This design allows the pin to be easily inserted into holes or slots and provides stability when in place. The flat ends also ensure that the pin does not rotate or move once inserted, making it an ideal choice for securing components together.
40.
Handing of doors for a lockset installation is referenced from the:
Correct Answer
C. Egress side
Explanation
The correct answer is "Egress side" because when referring to the handing of doors for a lockset installation, the egress side is the side of the door that allows for easy exit or egress from a building or room. It is important to consider the egress side when installing a lockset to ensure that it can be easily operated from the inside in case of an emergency.
41.
According to NFPA 80, a ‘self-closing door’ is one that:
Correct Answer
A. Is normally open but will close by some activation device in case of fire
Explanation
A 'self-closing door' according to NFPA 80 is one that is normally open but will close by some activation device in case of fire. This means that the door is designed to remain open under normal circumstances but will automatically close when a fire is detected. This feature is important in preventing the spread of fire and smoke throughout a building.
42.
The purpose of a tailpiece is to:
Correct Answer
B. Transfer the motion of the plug to the lock
Explanation
A tailpiece is a crucial component in a lock mechanism that connects the plug to the lock itself. Its purpose is to transfer the motion or rotation of the plug to the lock, allowing the lock to be engaged or disengaged. Without a tailpiece, the plug would not be able to properly interact with the lock and perform its function. Therefore, the correct answer is "Transfer the motion of the plug to the lock."
43.
What is the total fee required to renew a technician or sales license that is not received or postmarked by June 30th?
Correct Answer
A. $70
Explanation
The total fee required to renew a technician or sales license that is not received or postmarked by June 30th is $70.
44.
What brand of lock does a K1 or L1054B key blank fit?
Correct Answer
D. Master
Explanation
The K1 or L1054B key blank fits a Master lock.