Q. If we transfer arrays by value to a read-only function is it decreasing the performance of execution in comparison with transferring them by reference?
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(A)
Yes, since the interpreter needs constantly to create a copy of the array before transfer it to the function.
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(B)
Yes, but only if the function changes the array values.
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(C)
Yes, but only if the array is big.
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(D)
No