Welding Theory Practice Test

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• The 4G position on plate indicates which groove?
• In GMAW, differentiate short-circuit transfer and spray transfer in terms of current, section thickness, and deposition.
• Which statement describes the relationship between 7018 and 6010?
• How does arc length affect heat input, penetration, and spatter in GMAW or SMAW?
• In the E71T-1 electrode designation, what does the 1 represent?
• What is the difference between a fillet weld and a groove weld, and when would you select each?
• What is the significance of welding current type (AC vs DC) in SMAW and GMAW, and how does it affect arc stability?
• Name four common weld joint configurations and indicate their typical uses.
• Sn stands for which element?
• Short circuit is abbreviated as which two-letter code?
• SW stands for which welding process?
• SAW stands for which welding process?
• The -1 suffix in E71T-1 indicates chemical composition; which encoding represents low-alloy steel?
• SMAC stands for which cutting process?
• Fires fueled by gasoline or oil would be extinguished with which type of fire extinguisher?
• Distinguish between solidification cracking and hydrogen-induced cracking, including when each occurs during welding?
• In the GMAW electrode label ER70S-6, what does the '70' represent?
• A welds ____ is the extent to which the weld metal combines with the base metal, as measured from the surface of the base metal.
• What advantages and limitations do robotic welding systems offer in manufacturing?
• Which defect results from insufficient heat or poor weld pool bonding?
• Which term describes the distance the welding wire extends beyond the contact tip?
• In shielded metal arc welding, what are the functions of flux and how does slag affect weld quality?
• CAC-A is the acronym for which cutting process?
• What term describes the distance between the centers of intermittent welds?
• What is ultrasonic testing (UT) used to detect in welds and how does it identify subsurface flaws?
• IPM is a unit describing rate of motion in which context?
• Lap Joint
• The center-to-center distance between intermittent welds is called the ____.
• Which component of a welding symbol carries information about the welding process to be used?
• Edge Joint
• Solidification cracking occurs during which weld stage and is primarily caused by what conditions?
• The 1G pipe position is associated with which groove orientation?
• Which polarity is used for GMAW?
• In radiographic testing, what is a pore or porosity defect in welded joints, and how is it detected?
• PAW is the abbreviation for which welding process?
• If a technician speaks of adjusting the CV setting on a welding power supply, what are they adjusting?
• AAW stands for which welding process?
• The -1 suffix in E71T-1 indicates chemical composition; which encoding represents carbon steel?
• What is fit-up in welding and why is it important?
• In pipe welding, which position corresponds to a horizontal fixed pipe?
• Which statement best describes the 4G plate position?
• Si stands for which element?
• In the GMAW electrode label ER70S-6, what does the R stand for?
• Socket welds are a type of which weld category?
• OLC stands for which cutting method?
• In the E71T-1 electrode designation, what does the T represent?
• Which practice is most effective in preventing porosity caused by moisture or flux contamination?
• Which option is not a valid plate groove designation?
• In a device specification, which setting would be described as maintaining a steady voltage rather than a steady current?
• CV stands for which term?
• Which electrode type goes in the hot box?
• Which option best describes the considerations when selecting a filler metal for welding dissimilar metals?
• What type of cracking is caused by hydrogen diffusion into steel during cooling and restraint?
• Crater cracking occurs when?
• What is electrode extension, otherwise known as "stickout"?
• PAC stands for which cutting process?
• The -B3 composition suffix means which composition?
• Which element is associated with the symbol Ni?
• Which finish symbol indicates the weld should be machined after welding?
• How does the coefficient of thermal expansion influence weld design and fit-up for dissimilar metals?
• Which electrode end digits indicate low hydrogen?
• Where on a welding symbol can you find information about the welding process to use for the weld?
• What is required to qualify a welding procedure according to AWS IX, and what is the difference between WPS and PQR?
• Which welding processes utilize shielding gas to protect the weld pool?
• What do the AWS electrode designations E6010 and E7018 indicate?
• The outer surface of the weld bead on the side the weld was made is called the weld ____.
• Which polarity is used for GTAW on ferrous metal?
• Which finishing option describes the use of a lance to deliver oxygen for cutting?
• What is the primary function of shielding gas in welding?
• Which of the following is the correct meaning of IPM in manufacturing contexts?
• What is the purpose of a welding fume extractor?
• Symbol that is used when 100% penetration is required on one-side welds.
• What does the '-6' indicate in the GMAW electrode label ER70S-6?
• FW is an abbreviation used in welding terminology. What does it stand for?
• What does the 5G position indicate on pipe?
• In MIG/MAG welding, what is the primary role of shielding gas?
• Which weld defect is primarily caused by gas entrapment from moisture or contamination?
• Which symbol represents the element Silicon?
• What is the recommended lens shade range for SMAW (Shielded Metal Arc Welding)?
• How do you interpret a weld symbol on a drawing to identify weld type, size, and location?
• What is the practical difference in typical applications between E6010 and E7018 electrodes?
• Ni stands for which element?
• What is hydrogen-induced cracking (HIC) and under what welding conditions is it most likely to occur?
• What does the 6G position indicate on pipe?
• Which joint is formed by two pieces meeting at roughly a 90-degree angle and welded at the intersection?
• Compare shielded gas welding (GMAW/GTAW) to self-shielded flux-cored welding in terms of environment and quality.
• What are the five standard welding positions defined by AWS, and which positions are most common for pipe welding?
• The ____ is the position of the electrode as it is tilted along the weld axis.
• Which polarity is used for SMAW?
• In pipe welding, which position corresponds to a standing, fixed pipe?
• CAC-A stands for which cutting process?
• GTAW is preferred for welding corrosion-resistant materials such as stainless steel and aluminum because of what?
• What does WPS stand for?
• Which shielding gas can break down in the arc to form carbon monoxide?
• Which element is represented by the symbol Cu?
• Which finish symbol represents Machining?
• Which symbol is used to indicate 100% penetration on one-side welds?
• What is the purpose of post-weld heat treatment (PWHT), and in which materials is it typically required?
• Why is controlling preheat and interpass temperature critical when welding high-carbon steels?
• SAW is the acronym for which welding process?
• In the E71T-1 electrode designation, the position code 0 corresponds to which welding positions?
• In the E71T-1 electrode code, what does the 7 represent?
• Which statement correctly describes a Procedure Qualification Record (PQR)?
• The 3G position on plate indicates which groove?
• IPM as a unit would most directly measure which type of quantity?
• Which test method is used to detect surface-breaking defects by applying penetrant material and a developer?
• In a scenario where the circuit experiences an unintended connection between two nodes, the condition is called?
• The symbol Fe corresponds to which element?
• How does shielding gas type influence weld penetration and bead shape in GMAW?
• What is the AWS classification for a copper-based electrode with nickel?
• Which joint configuration is formed when a flat plate is joined to another plate at a right angle, creating a perpendicular member?
• The weld _____ is the outer surface of the weld bead on the side the weld was made. What is this surface called?
• In the FCAW electrode label E71T-1, what does the E represent?
• In relation to motor control, which acronym would describe the maximum rate of linear travel per minute?
• Which finish symbol indicates the requirement to machine the weld area?
• PAC is the acronym for which cutting process?
• Which suffix indicates 9% chromium with 1% moly?
• Aside from detecting flaws, what is another capability of ultrasonic testing in welds?
• In a single-pass groove weld, how would you ensure proper penetration and fusion, and what bead-profile indications would you look for?
• A CO2 arc welding shielding gas can break down in the welding arc and form carbon monoxide. Is this statement True or False?
• Which chemical element is represented by the symbol Cr?
• SW is the acronym for which welding process?
• Which factor is not typically considered when planning robotic welding?
• What preheat temperature would you typically apply for 1- to 1.5-inch thick carbon steel containing high carbon content to prevent cracking?
• Which statement accurately describes the impact of filler metal dilution on the weld metal properties?
• Federal regulations for the legal storage, treatment, and disposal of hazardous waste are provided by which act?
• The 1G position on pipe indicates which groove?
• Which statement correctly differentiates welding from brazing?
• Mo stands for which element?
• Which type of extinguisher is typically used for fires involving flammable liquids?
• Which element is represented by the symbol Cr?
• The finish symbol 'C' represents which operation?
• Which symbol represents the element Carbon?
• The 2G position on plate indicates which groove?
• What are the main features of submerged arc welding (SAW) and its limitations?
• In terms of crack risk, when is hydrogen-induced cracking most likely to occur?
• What are the two main FCAW flux-cored wire types and their typical applications?
• In the E71T-1 code, which value indicates all-position welding?
• Which practice helps minimize crevices and improve corrosion resistance in a welded joint?
• What is a common remedy for crater cracking at the end of a weld bead?
• PAW stands for which welding process?
• In the GMAW electrode label ER70S-6, what does the E stand for?
• Which symbol represents the element Tin?
• In a ____, the edges of the two metals to be joined overlap. What is this joint called?
• The -B6 suffix indicates which composition?
• What is the recommended stickout range for flux-core wire?
• In the E71T-1 electrode designation, the position code 1 indicates which welding positions?
• The -B8 suffix indicates which composition?
• C stands for which element?
• The ____ symbol indicates that the same type weld joint is to be used on all continuous edges of a box or cylindrical part.
• Which finish symbol represents Grinding?
• How does weld sequencing influence distortion, and what pre-weld techniques help minimize distortion?
• How can hydrogen content in weld metal be controlled to reduce cold cracking risk?
• The weld ____ is the point where the weld bead contacts the base metal surface.
• In brazing, which mechanism primarily draws the filler metal into the joint?
• IPM stands for which term?
• Which polarity is used for FCAW?
• Mn stands for which element?
• Submerged arc welding is not ideal for which welding position?
• OFC stands for which cutting process?
• CAC stands for which cutting process?
• Are negative-pressure respirators recommended for filtering out toxic fumes in welding environments?
• What is the primary purpose of preheating carbon steels before welding?
• In welding, which hazard is caused by magnetic fields causing the arc to wander?
• How can welding affect corrosion resistance, and what strategies reduce corrosion in welded joints?
• What are the main causes of weld porosity and how can it be prevented?
• In a documentation, CV is annotated to indicate what aspect of power supply?
• The -G composition suffix means what?
• Which description correctly differentiates the 6G position from the 5G position?
• In the ER70S-6 label, the '-6' portion indicates which aspect?
• GTAW (TIG) welding is preferred for which applications and why?
• Which two positions are most commonly referenced for pipe welding?
• How do you determine weld metal and base metal compatibility to meet service requirements?
• 7018 and 6010 are the same rod with different flux.
• Which symbol represents the element Copper?
• SMAC is the acronym for which cutting process?
• Name the five common nondestructive testing methods used to evaluate welds and indicate what each primarily detects.
• What does the -1 suffix represent in the E71T-1 electrode designation?
• In an electrode label, what does B3 denote?
• Which chemical element is represented by the symbol Al?
• What does SMAW stand for and what is its typical power source?
• The 1G position on plate indicates which groove?
• Which factor makes aluminum welding more challenging than steel welding?
• What does the 'S' stand for in the GMAW electrode label ER70S-6?
• For PAW (plasma arc welding), what shielding gas configuration is commonly used to maintain arc stability and control heat input?
• The -B9 suffix indicates which composition?
• Which abbreviation would you expect to see on a schematic label indicating a potential fault between conductors?
• Why is slag removal important in SAW?
• What are key considerations when welding aluminum and how do they differ from welding steel?
• Which acronym is used to denote a fault condition where there is a direct connection between conductors?
• What are common signs of distortion in welded assemblies, and how can it be mitigated?
• V stands for which element?
• On a lap-joint, the work angle is measured from a line perpendicular to the major, or nonbutting, surface to the plane containing the weld axis and the electrode axis. What is the term for this angle?
• What is the recommended interpass temperature guideline for high-strength steels during multi-pass welding?
• Spray transfer in GMAW uses what characteristics?
• Which statement best describes the heat-affected zone (HAZ) in welding and why its altered microstructure can promote cracking?
• The -A1 composition suffix means which content?
• Which suffix indicates a composition with 2 1/4% Cr and 1% Mo?
• SMAW stands for Shielded Metal Arc Welding. What does SMAW stand for?
• A joint formed by placing one piece of metal against another at a 90° angle is called a ____.
• Which term describes the symbol that indicates a uniform weld around all edges of a closed part?
• In GTAW on non-ferrous metal, which polarity is used?
• The space at the bottom of the joint between the pieces being welded is called the ____.
• What is the role of ASME Section IX in welding, and how does it relate to welding procedures and qualifications?
• Which suffix indicates 9% chromium with 1% Molly/vanadium?
• How does interpass temperature influence cooling rate and the risk of cracking in multipass welds?
• If a technician mentions adjusting CV to stabilize output, what property is being stabilized?
• Which AWS code is most commonly referenced for welding of structural steel, and what is its primary focus?
• Which FCAW wire type is used outdoors and for general structural welds because it does not require shielding gas?
• SC stands for which term?