8. Which is circle drawn on the welding symbol, indicating that the described weld is to be made all around the part?
a. Well All Around
b. Field Weild Symbol
c. Melt Through
d. Backing Symbol

9. What symbol is an open box that intersects the reference line, indicating that a spacer is placed between joint?
a. Spacer b. Field Weild C. Backing d. Melt Through

10. What is added to the symbol only when special notes are required?

a. Backing b. Tail c. Spacer d. Square Groove

11. Which of the following practices is recommended to identify defective and non- defective hand tools? a. Cleaning b. Lubricating c. Functionality d. Simple repair

12. How to disánguish defective tools from the functional ones? a. Functionality b. Service span c. Performance d. Visual inspection

13. Which is determined after the operation of a hand tool is tested? a.Performance b. Repair Maintenance C.Physical appearance d. Service span

14. What does service span of a tool refer to? a. detectiveness of a tool c. functionality of a tool b. determines when the tool is acquired d. maintenance schedule

15. What is the best remedy in handling a broken ballpeen hammer? a. Cleaning b. Overhauling c. Lubricating d. Simple repair ​