Which of the following are the rules of programming NC machine tools in APT language? 1. Only capital letters are used 2. A period is placed at the end of each statement 3. Insertion of space does not affect the APT word. Select the correct answer using the codes given below:

Which of the following are the rules of programming NC machine tools i

1.	Which of the following are the rules of programming NC machine tools in APT language? 1. Only capital letters are used 2. A period is placed at the end of each statement 3. Insertion of space does not affect the APT word. Select the correct answer using the codes given below:
A.	1 and 2
B.	2 and 3
C.	1 and 3
D.	1 alone
Answer» D. 1 alone

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Which of the following are the rules of programming NC machine tools in APT language? 1. Only capital letters are used 2. A period is placed at the end of each statement 3. Insertion of space does not affect the APT word. Select the correct answer using the codes given below:

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