Prior to indicating a tool head for squareness to the table, ...

[Lobcity]

Prior to indicating a tool head for squareness to the table, tighten:
 
  A) The table clamps B) The knee clamping screws
  C) The saddle clamps D) All of the above

Question 2

To align a vise on a machine table:
 
  A) Place the vise against stops in the table T-slots B) Indicate the solid jaw
  C) Indicate the adjustable vise jaw D) Measure the vise jaw with a rule

[Perkypinki]

Answer to Question 1

B

Answer to Question 2

B

[Lobcity]

Excellent

[momolu]

Great answer, keep it coming