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ncccr testing
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  • 問題数 79 • 6/7/2024

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    問題一覧

  • 1

    A welding electrode marked as E7018 can be used to weld:

    in all position

  • 2

    A friction lighter is commonly known as a:

    striker

  • 3

    A combination square without a protractor head is used to layout:

    45 degree lines

  • 4

    Which sling configuration has the greatest capacity?

    basket

  • 5

    Why MUST the cylinder valve be "cracked" before a regulator is connected to an oxyacetylene cylinder?

    the clean the cylinder valve of foreign material

  • 6

    Stored oxyfuel cylinders MUST be seperated by a 30-minute burn wall or a distance of at LEAST:

    20’

  • 7

    What is the MINIMUM waiting period before using an acetylene cylinder that has been tipped over?

    30 minutes

  • 8

    Which of the following items are used for heavy rigging?

    slings,shackles, and spreader beams

  • 9

    When stacking or storing joists, dunnage or cribbing should be placed under the:

    lateral ends

  • 10

    Which of the following cranes are best suited for pick and carry operations?

    crawler cranes

  • 11

    Measurements from the center of the crane's axis of rotation to the center of the load line with the load applied, is the:

    load radius

  • 12

    How many pieces of checkered plate can be lifted when using plate grabs:

    no more than one plate

  • 13

    When establishing elevations of structural steel members, the reference point used to determine all other elevations is called

    the bench mark

  • 14

    What is used to prevent joists from moving laterally?

    X-Bridging

  • 15

    When materials are being hoisted to an upper level, a tag line is used to:

    help control the load

  • 16

    In order to weld on a jobsite, a person must:

    pass the welding performance test

  • 17

    The safe working load of hooks depends upon the hook loading. If the hook is loaded off-center, the safe working load is:

    decreased

  • 18

    Where does the flux come from on a shear stud?Where does the flux come from on a shear stud?

    nipple on the bottom of the stud

  • 19

    When a load is applied to any point on a steel truss, which part of the truss distributes the load to other parts of the truss?

    the bottom chord

  • 20

    Which of the following tools would be used to pry steel into place?

    sleever bar

  • 21

    What is the surface area of a triangle with a 12" base and a 10" height?

    60 in(2)

  • 22

    When traveling to pick up a load, ALWAYS keep the:

    forks low

  • 23

    Which of the following welding processes is NOT typically used in structural steel applications?

    oxy-acetylene welding

  • 24

    Which of the following items are used for heavy rigging?

    slings, shackles, and spreader beam

  • 25

    Before bundles of deck can be landed on a bar joist, what action MUST be completed?

    joist MUST have briding installed

  • 26

    All of the following are TRUE about the safe use of shackles EXCEPT:

    screw pins should be backed off two turns.

  • 27

    All of the following conditions would require the removal of rigging from service EXCEPT

    excessive lubrication

  • 28

    What mobile crane signal is being shown?

    use whip line

  • 29

    "Hawg wash" is a type of

    lubricant

  • 30

    Acetylene gas regulators are always redlined at:

    15 psi

  • 31

    The MINIMUM level of Personal Protective Equipment (PPE) that is REQUIRED for a specific task is determined by.

    The company safety department

  • 32

    What is the component that allows a transit to be lined up over a reference point by looking through an eyepiece?

    a vertical alignment positioner

  • 33

    A document that outlines weights, crane configuration and rigging requirements for a lift is called a(n):

    lift plan

  • 34

    What is the component that allows a transit to be lined up over a reference point by looking through an eyepiece?

    a vertical alignment positiner

  • 35

    An ironworker should NOT set a grinder down when the disk:

    is still turning

  • 36

    Cranes MUST be assembled according to:

    the manufacturer instruction

  • 37

    An extension that projects from the main body of a crane to add stability and support is called a(n) :

    outrigger

  • 38

    Where is the fulcrum or pivot point on a forklift?

    the front axle

  • 39

    Where can the bolting methods regarding structural steel usually be found?

    in the general notes of the structual drawings

  • 40

    Where is the fulcrum or pivot point on a forklift?

    the front axle

  • 41

    What type of decking has impressions formed on its rib?

    composite deck

  • 42

    An extension that projects from the main body of a crane to add stability and support is called a(n) :

    outrigger

  • 43

    An A-325 bolt is used when steel beams are erected to make connections:

    that require high-strength bolts

  • 44

    Prior to inspection it is good practice to test all studs with what method?

    ping test

  • 45

    In crane operations, what is a "jib"?

    an extension of the main boom

  • 46

    The process of stacking timbers in alternate tiers to support a heavy weight is called:

    blocking

  • 47

    When materials are being hoisted to an upper level, a tag line is used to:

    help control the load

  • 48

    Which of the following tools would be used to align bolt holes?

    bull pin

  • 49

    Cranes MUST be assembled according to:

    the manufacturer’s instructions

  • 50

    Joists resting on steel must have a MINIMUM bearing of

    1 inch

  • 51

    Respirators should be used if welding

    in a confined space

  • 52

    One of the limit switches on a crane is called a(n):

    anti-two blocking device

  • 53

    What is the surface area of a rectangle with the dimensions of 30' 6" tall and 6 feet wide?

    183 ft

  • 54

    A solid flag in a welding symbol indicates that the weld is to be performed

    in the field

  • 55

    The ability of a structural steel component to resist pulling forces is known as:

    tensile strength

  • 56

    A die used for cleaning or repairing threads on a anchor rod or bolt is called a

    thread chaser

  • 57

    The location of bridging depends on the length of the:

    span

  • 58

    Ribbed washers that flatten at a specified torque are called:

    torque set washer

  • 59

    What does MSDS stand for?

    Safety Data Sheet

  • 60

    Which of the following IS a common type of electronic distance measurement instrument?

    laser light

  • 61

    Which of the following would NOT be included on a lift plan?

    weight of the crane

  • 62

    Assuming a grip distance of 1", what is the MINIMUM length of the bolt required for a 3/4" diameter bolt ?

    2 1/4

  • 63

    All of the following actions may shorten the service life of a wire rope EXCEPT:

    lubricating rope

  • 64

    Items such as field welding instructions, hangers and connection details are generally found on:

    The detail drawings

  • 65

    Measurements from the center of the crane's axis of rotation to the center of the load line with the load applied, ., is the:

    load radius

  • 66

    Equalizing the weight of the load at various lifting points is called:

    configuration

  • 67

    Shackles should be replaced when the crowns or pins are worn by more than:

    10%

  • 68

    What is a GFCI?

    ground fault circuit interrupter

  • 69

    Plumbing up guys should be installed to plumb up a structure after:

    all the steel is erected

  • 70

    The accuracy of a plumb bob that is being used outside may be affected by:

    wind

  • 71

    An A-325 bolt is used when steel beams are erected to make connections:

    that require high-strength bolts

  • 72

    Subtracting 5/16" from 7/8" equals:

    9/16

  • 73

    A load block is

    a block of steel used as counterweight

  • 74

    Removing a portion of the flanges at the end of a beam to allow connection of the beam to the web of a column is called

    coping

  • 75

    What stud welding process is used to install composite construction shear studs?

    GTAW

  • 76

    What should ALWAYS be used to ignite a cutting torch?

    striker

  • 77

    Which of the following is NOT a type of decking?

    cellular deck

  • 78

    what is the MAXIMUM allowable deviation from a plumb line for a single-column shipping piece?

    1/1500

  • 79

    How is the size of the cutting torch tip determined?

    from the base metal thickness and fuel gas being used