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MCQ - TNPSC JTO

JTO - 534 - Advanced Computer Numerical Control

534 - Unit VI VMC Machines

33)   

G54, G55, G56... G59 are used to:

A.
B.
C.
D.
34)   

G53 refers to:

A.
B.
C.
D.
35)   

What is the default axis orientation for a vertical machining center (VMC)?

A.
B.
C.
D.
36)   

Which tool wear offset is used when the tool becomes slightly shorter?

A.
B.
C.
D.
37)   

In CNC turning, wear offset can also be applied using:

A.
B.
C.
D.
38)   

Tool wear offset in radius compensation is most useful for:

A.
B.
C.
D.
39)   

If a tool wears and produces undersized parts, the correction should be:

A.
B.
C.
D.
40)   

Which of the following is true about wear offset?

A.
B.
C.
D.
41)   

What mechanism holds the tool inside the spindle in ATC system?

A.
B.
C.
D.
42)   

Which part identifies and selects the correct tool from the magazine?

A.
B.
C.
D.
43)   

Carousel-type tool magazine rotates:

A.
B.
C.
D.
44)   

If ATC fails mid-operation, the CNC machine typically

A.
B.
C.
D.
45)   

Tool magazine capacity is usually defined by

A.
B.
C.
D.
46)   

What is a canned cycle?

A.
B.
C.
D.
47)   

G81 is used for:

A.
B.
C.
D.
48)   

Which G-code is used for boring cycle?

A.
B.
C.
D.