CNC - Level 2

What does CNC stand for?

• Computer Numerical Control

• Centralised Numerical Control

• Controlled Numeric Computer

• Something else...

What is the primary advantage of using a CNC machine?

• Greater precision

• Faster production times

• Lower cost

• All of the above

Which of the following is a type of CNC machine?

• Turning Centre

• Machining Centre

• Water Jet Cutter

• All of these

Which of the following is a safety precaution to take when operating a CNC machine?

• Wear loose clothing

• Operate the machine alone

• Keep the work area clean and tidy

• Ignore warning signs or alarms

Which of the following is NOT a benefit of using CNC machines?

• Increased precision and accuracy

• Faster production times

• Reduced costs in manufacturing

• Increased need for manual labour

What is the difference between a CNC milling machine and a CNC lathe?

• A lathe is used for cutting metal and a milling machine is used for cutting wood

• A lathe rotates the workpiece and a milling machine moves the cutting tool

• A lathe moves the workpiece in & out and a milling machine rotates the cutting tool

• There is no difference between them

What is the difference between 2-axis and 3-axis CNC machines?

• The number of motors they have

• The number of directions they can move in

• The size of the workpiece they can handle

• The type of material they can cut

What are some common applications of CNC machines?

• Automotive parts

• Furniture making

• Jewelry making

• All of the above

What is the purpose of a CNC machine?

• To create digital designs

• To manually control a machine

• To automate the manufacturing process

• To clean and maintain machinery

Which type of software is used to program CNC machines?

• CAD/CAM software

• Word processing software

• Spreadsheet software

• Presentation software