Which of the following is the most costly and least risky method of converting from one system to another?
A)Direct conversion.
B)Parallel conversion.
C)Pilot conversion.
D)Phase-in conversion.

Question

Quizplus · Accepted Answer

Parallel conversion is the most costly because it requires running both the old and new systems simultaneously for a period. It is the least risky because it allows for comparison and immediate fallback to the old system if problems arise with the new system.

Which of the Following Is the Most Costly and Least