Preview Questions Welder | Role Specific Skill

Question 1: How do you prevent porosity in the finished weld when working with dirty metal surfaces?

Which action should you take?

Choose only one option

Use a higher welding current

Weld faster to avoid exposure to contaminants

Increase the shielding gas flow rate

Ensure the surface is clean and dry before welding

Question 2: In welding safety, what does the color coding of gas cylinders indicate?

Which action should you take?

Choose only one option

The material type of the cylinder

The year of manufacture

Type of gas and its pressure

The origin of the gas

Question 3: What does the duty cycle of a welding machine refer to?

Which action should you take?

Choose only one option

The maximum current the machine can handle

The thickness of the material the machine can weld

The number of joints the machine can weld per day

The time the machine can weld without overheating

Question 4: What is the effect of insufficient shielding gas flow during MIG welding?

Which action should you take?

Choose only one option

Excessive spatter

Improved bead appearance

Increased risk of weld contamination and porosity

Decreased penetration and arc stability

Question 5: In metal fabrication, which is the preferred method for joining thin sheet metal?

Which action should you take?

Choose only one option

MIG welding

TIG welding

Stick welding

Oxy-fuel welding

Question 6: What does the term Weld Access Hole refer to in a blueprint?

Which action should you take?

Choose only one option

The location for weld placement

A hole for venting gases

A hole in the base metal for access to the joint

A hole for inserting the filler rod