答案:Training can be either on the job or off the job. On-the-job training is more popular because it is simple, inexpensive, and usually quite effective. On-the-job training comes in two forms–job rotation and understudy assignments.Job rotation has employees rotate from job to job within the organization, getting valuable exposure and experience to a variety of tasks and seeing how the different units of the organization work together.Understudy assignments have the trainee take on a seasoned employee as mentor. The mentor shepherds the employee through various tasks, giving the employee experience under a watchful eye and providing valuable insight into the customs and values of the organization.Diff: 3AACSB: Application of knowledgeLO: 7.3: Explain how employees are provided with needed skills and knowledge.