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Assessment Name: Job: CNC Operator: Lathe - UPDATED
Number of Questions: 208
Description: The assessment for CNC lathe operators tests for an understanding of CNC coordinate systems and offsets, basic G code programming, part inspection, print reading, and cutting tool theory. This assessment also addresses machine setup and setup reduction practices. Test questions are based on class material from the CNC, inspection, materials, metal cutting, quality, safety, shop mathematics/print reading, and workholding departments.
Instructions: This online test requires uninterrupted access to a computer with an Internet connection. For math-related questions, please have paper and pencils on hand for your calculations. Textbooks, calculators, and other electronic devices are NOT allowed.

The assessment covers the following classes:

Class Functional Area Format Difficulty Version Department
Classes 1 to 10 of 104
History and Definition of CNC 100

This class outlines the origin of today's CNC machines and explains how modern CNC evolved from its original designs.

Machining Online Beginner 1.0 CNC
Mechanics of CNC 110

This class describes the mechanical systems involved in CNC axis movement, as well as how feedback is used for tool location.

Machining Online Beginner 1.0 CNC
Basics of the CNC Turning Center 120

This class describes the basic components of the turning center as well as the devices used on this machine. Includes an Interactive Lab.

Machining Online Beginner 1.0 CNC
Basics of the CNC Swiss-Type Lathe 135

This class describes the basic components of the Swiss-type lathe, as well as common tooling and machining operations.

Machining Online Beginner 1.0 CNC
CNC Coordinates 140

This class explains the arrangement and orientation of the basic axes on a common CNC lathe and both a vertical and horizontal CNC mill. Includes an Interactive Lab.

Machining Online Beginner 1.0 CNC
Part Program 150

This class introduces the major code groups used in a CNC part program. Includes an Interactive Lab.

Machining Online Beginner 1.0 CNC
CAD/CAM Overview 160

This class describes the general process of using computers to design and manufacture parts and identifies common features available in CAD/CAM software.

Machining Online Beginner 1.0 CNC
CNC Manual Operations 200

This class describes the control features that allow a CNC operator to execute tasks manually. Includes an Interactive Lab.

Machining Online Intermediate 1.0 CNC
CNC Specs for the Lathe 225

This class identifies common specifications of CNC lathes and describes the various features and options available on different machines.

Machining Online Intermediate 1.0 CNC
CNC Offsets 210

This class identifies the various offsets used on both the lathe and the mill to properly reference each cutting tool in relationship to the workpiece. Includes an Interactive Lab.

Machining Online Intermediate 1.0 CNC