Evaluvation of Fastening and Joining MCQ

NAME

NAME OF THE TRADE

• Maintenance - Technician ( Mechanical & Electrical )
• Maintenance - Technician ( Fitter )

DATE OF BIRTH

1. Which of the following fasteners has no threads?

• a) Bolt
• b) Screw
• c) Rivet
• d) Stud

2. What is the primary function of a lock nut?

• A) To be easily removed without tools
• B) To prevent loosening under vibration
• C) To permanently secure parts
• D) To act as a decorative fastener

3. Which type of screw is designed to create its own threads in softer materials?

• A) Machine screw
• B) Self-tapping screw
• C) Wood screw
• D) Carriage screw

4. What is a common use for pop rivets?

• A) Joining materials that can be accessed from both sides
• B) Creating temporary joints
• C) Joining materials when only one side is accessible
• D) High-strength structural applications

5. Which of the following is NOT a type of welding?

• A) MIG welding
• B) TIG welding
• C) Spot welding
• D) Bolt welding

6. What does the grade marking on a bolt indicate?

• A) The type of material
• B) The bolt's diameter
• C) The bolt's strength
• D) The threading type

7. What is the main advantage of using a rivet instead of a bolt?

• A) Reusability
• B) Easy disassembly
• C) Durability in vibration-prone environments
• D) Requires no special tools