Which implemention approach is usually the most expensive and least risky?
A)Direct Cutover
B)Parallel
C)Phased
D)All of the above
E)None of the above

Question

Quizplus · Accepted Answer

The parallel implementation approach is usually the most expensive because it involves running both the old and new systems simultaneously, but it is also the least risky as it allows for comparison and fallback if issues arise.

Which Implemention Approach Is Usually the Most Expensive and Least