CNC Operator Exam

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* 1. Why is it necessary to "Home" or Zero Return the machine on its initial startup?

So the computer knows where the part is.

So the computer knows where the Fixture is.

So the computer knows where the tools are.

So the computer knows where the table position is.

So the computer will pick up the tool offsets

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* 2. What Mode switch position allows you to move the machine axes manually?

Jog

Auto

MDI (Manual Date Input)

Edit

Zero Return

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* 3. What Mode switch position allows programs to be modified?

Jog

Auto

MDI (Manual Date Input)

Edit

Zero Return

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* 4. The display screen mode that lets the operator enter tooling related data is ...

Offset Page

Position Page

Program page

Program Check Page

Edit Page

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* 5. What mode switch position allows you to send the machine to its reference (home) position?

Jog

Auto

Position

Edit

Zero Return

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* 6. What on/off Mode switch works in conjunction with an M01 in the program?

Dry Run

Optional Stop

Block Delete

Single Block

Program Stop

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* 7. What button will reactivate the CNC program after a program stoppage?

Reset

Cycle Start

Feed Hold

Emergency Stop

Coolant On