WorksheetsCNC Basics 2
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
In CNC code a T1 entry will stand for the following_______________________?
a)
Text # 1
b)
Tool # 1
c)
Tip # 1
d)
Tracking #1
2.
In CNC code a G20 will set the CNC program in __________?
a)
Thousands of an inch
b)
Reverse
c)
Millimeter
d)
Inches
3.
In CNC code a G21 will set the CNC program in __________?
a)
Thousands of an inch
b)
XY plane
c)
Millimeter
d)
Inches
4.
CNC stands for ________ _________ ____________?
a)
Compensation Next Code
b)
Computerized Number Case
c)
Computer Numerical Controller
d)
Computer Not Controlled
5.
What is the purpose of homing the machine, prior to running the program?
a)
To Restart the Program
b)
To give a reference point
c)
The machine won't start without doing this.
d)
It lets the machine know when to start
6.
What is the work zero offset?
a)
The origin point we set for a work piece
b)
The point where zero work gets done
c)
A spot offset from the work by ten
d)
The name of my next band.
7.
If I move the Z axis +1.0, what moves?
a)
The milling bit up
b)
The milling bit down
c)
The table up
d)
The table down
8.
A CNC router bit that is pointed and carves a groove.
a)
V-Bit
b)
End Mill
c)
O Flute
d)
Ball Nose
9.
A CNC router bit that is flat and used to clear a flat area.
a)
V-Bit
b)
End Mill
c)
Ball Nose
d)
O Flute
10.
A 2D object represented by lines, arcs or curves.
a)
Bitmap
b)
Vector
100 %
