Exam Practice Questions And Correct

Ohio Fabrication Technician Certification Exam Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2025|2026 Q&A | Instant Download Pdf

• In metal fabrication, which tool is primarily used to mark straight lines

on metal surfaces?

• Ball-peen hammer
• Center punch
• Scriber
• Hack saw

Using a scriber produces a fine, accurate line for layout work, unlike a punch, which creates a point mark.

• Which welding process uses a consumable electrode and shielding

gas?

• TIG welding
• MIG welding
• Stick welding
• Laser welding 1 / 3

MIG welding uses a wire electrode and shielding gas to protect the weld pool.

• What is the main purpose of annealing metal?
• Increase hardness
• Reduce brittleness
• Improve surface finish
• Add carbon

Annealing softens the metal to improve ductility and reduce brittleness.

• Which metal is known for its corrosion resistance and is commonly

used in food processing equipment?

• Mild steel
• Stainless steel
• Cast iron
• Copper

Stainless steel resists corrosion and is easy to sanitize.

• Which machine is used to reduce the thickness of sheet metal?
• Lathe
• Milling machine
• Rolling machine
• Shaper

Rolling machines compress sheet metal to achieve desired thickness. 2 / 3

• What angle is standard for a drill point for general-purpose drilling in

steel?

A. 90°

B. 118°

C. 140°

D. 45°

118° is standard for general drilling applications.

• Which tool is best for cutting internal threads?
• Die
• Tap
• Reamer
• Broach

Taps are designed to cut internal threads; dies cut external threads.

• Plasma arc cutting uses which gas most commonly?

A. CO₂

• Oxygen
• Compressed air
• Propane

Compressed air is widely used due to convenience and cost.

• Which PPE is required when grinding metal?
• Ear plugs only
• Face mask only
• Safety glasses with face shield
• / 3