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How many axes do milling machines and machining centers have?

• Two

• Three

• Four

• Five or more

Which axis is parallel to the longest dimension of the machine table?

• X axis

• Z axis

• A axis

• Y axis

What are the primary axes of motion in a typical 3-axis machine?

• X, Y, A

• A, B, C

• U, V, W

• X, Y, Z

Which letters are used to designate additional axes in a CNC machine?

• U, V, W

• P, Q, R

• A, B, C

• X, Y, Z

How many standard axes does a typical CNC lathe have?

• Four

• Three

• Two

• One

What is the positive direction of a rotary axis?

• Right handed screw

• Z axis

• Y axis

• X axis

Which axes are perpendicular to each other in a typical two-axis lathe?

• X, Z

• Y, Z

• A, B

• X, Y

What is the additional axis for vertical models in machining centers?

• A axis

• B axis

• C axis

• W axis

Which axes are normally parallel to the primary X, Y, Z axes?

• X, Y, Z

• A, B, C

• P, Q, R

• U, V, W

What do arc center modifiers relate to?

• Secondary axes X, Y, Z

• Rotary axes A, B, C

• Additional axes U, V, W

• Primary axes XYZ