Question:-
Match List I with List II and select the correct answer:
List I (NC machine tool system)
A. NC system
B. CNC system
C. DNC system
D. Machining centre
List II Features)
1. It has an integrated automatic tool changing unit and a component indexing device
2. A number of machine tools are controlled by a computer. No tape reader, the part programme is transmitted directly to the machine tool from the computer memory
3. The controller consists of soft-wired computer and hard-wired logic system. Graphic display of tool path is also possible
4. The instructions on tape is prepared in binary decimal form and operated by a series of coded instructions
Option (A)
ABCD
4231
Option (B)
ABCD
1324
Option(C)
ABCD
4321
Option(D)
ABCD
1234
Correct Option:
(C)
question-answer-faq-8978