To ensure proper penetration on the remaining passes of GMAW ...

[Charlie]

To ensure proper penetration on the remaining passes of GMAW welds, where should the electrode wire be
  kept in relation to the weld puddle?
 
  a. Centered in the puddle
  b. Just above the puddle
  c. At the trailing edge of the puddle
  d. At the leading edge of the puddle

Question 2

When making the root pass on pipe using GMAW in the 1G-ROTATED position, the gun work angle should
  be maintained at _____.
 
  a. 0 degrees
  b. 45 degrees
  c. 60 degrees
  d. 75 degrees

[blakcmamba]

Answer to Question 1

d

Answer to Question 2

a