Locksmith Test #1

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Mushroom and Spool pins is:

Correct! Wrong!

Correct answer:
Can hinder normal picking attempts

The 10 cut wafer sidebar locks made by General Motors typically have:

Correct! Wrong!

Correct answer:
A sum total of cut depths that must equal an even number

A MACS of a Kwikset Titan is:

Correct! Wrong!

Explanation:
The MACS for the Classic is 4. The plug of many Classic cylinders has construction keying dimples.

A key in a knob lock whose default setting is that both knobs are locked and demand the use of a key to unlock it is

Correct! Wrong!

Explanation:
A lock with an asylum or institutional function is one that has a latch bolt that can be opened with a key from either side. Both levers are inactive at all times. an additional dead latch.

How many pin tumbler sets make up the average house door lock?

Correct! Wrong!

Explanation:
In America, cylinders typically have five or six chambers, which match key blanks with five or six pins, respectively. A pin tumbler (usually a bottom and top pin, but occasionally a master pin) and a spring are found in each chamber. pin tumbler, noun. Usually a tumbler with a cylindrical shape. The top pin, master pin, and bottom pin are the three types most frequently employed.

On GM autos, the following common lock style is employed:

Correct! Wrong!

Explanation:
In cylinder-based locks, a sidebar is a locking element that prevents the plug from rotating until the right key is used. Many wafer and disc-detainer locks use sidebars as their primary locking mechanism, and many pin-tumbler locks use them (typically) as an accessory locking mechanism.

Which manufacturer's interchangeable core locks are the most well-known?

Correct! Wrong!

Explanation:
Best Lock is best known for its interchangeable core locks.

These are the two most typical key stops:

Correct! Wrong!

Explanation:
The length of the key from the shoulder stop to the tip is referred to as this region. When a key lacks a shoulder stop, this region, which refers to the very bottom of the key, can aid in key alignment.

Basically, a blank is merely

Correct! Wrong!

Explanation:
A blank is basically just an uncut or uncombinated key.

What kind of cylinder is commonly used on a "jimmy proof" or interlocking deadbolt?

Correct! Wrong!

Explanation:
Rim cylinders are the outside component that you interact with from the outside to open the door with a key and are a component of a Rim nightlatch system (commonly referred to as a Yale type lock) found on wooden and timber doors. This particular type of cylinder has been in use for a very long period, and the basic design has remained largely unchanged.

A key machine's cutter must be inserted into the jaw of the vise.

Correct! Wrong!

Correct answer:
False

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