For the file copy (COP) instruction rung shown:
A)both source and destinations are file addresses.
B)when input A goes true, the values in file N40 are copied to N20.
C)both file N40 and N20 contain 6 words.
D)all of these

Question

For the file copy (COP) instruction rung shown: 
A)both source and destinations are file addresses. 
B)when input A goes true, the values in file N40 are copied to N20. 
C)both file N40 and N20 contain 6 words. 
D)all of these

Quizplus · Accepted Answer

A) Both N40 and N20 are file addresses, which means they refer to memory locations in the PLC.
B) When input A goes true, the values in file N40 will be copied to file N20.
C) Both files contain 6 words, although this information is not explicitly given in the instruction rung shown.
Therefore, all of the given choices are correct.

For the File Copy (COP) Instruction Rung Shown