CNC Machines Quiz

What does CNC stand for?

• Computer Numerical Control

• Computer Network Control

• Central Numerical Control

• Computerized Network Control

What was one of the main reasons for developing CNC machining?

• To create 3D objects from scratch

• To improve the speed and precision of manufacturing

• To reduce the use of computers in manufacturing

• To increase the need for skilled machinists

Which of the following is a type of CNC machine mentioned in the video?

• Grinders

• Electric saws

• Hand drills

• Welding machines

What type of materials do desktop CNC machines usually excel at machining?

• Steel

• Wood

• Softer materials like plastic and foam

• Glass

How is a CNC machine programmed?

• By using a control panel with levers

• By manually guiding the machine

• By using CAD or CAM software

• By inserting punch cards

What is the role of the post-processor in CNC machining?

• To control the speed of the machine

• To turn the CAM program into a code the CNC machine can understand

• To monitor the cutting tools

• To recycle the removed material

What is one limitation of CNC machining mentioned in the video?

• It is less precise than manual machining

• It has a high initial cost

• It cannot create complex shapes

• It is slower than traditional methods