أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
its direclly related to what excatelly deliverd, which modules will implemented, technical depth will deliverd and one of key factors is people awareness. Generally i think if it use middum answers for above question you may need around6 -9 months
It depends on many factors like: management commitment - current implemented technologies - employee's cultureIn an ideal situation, I would say a year.
What approach you would consider to minimize the implementation time?