Are job descriptions really necessary?, management homework help

Are job descriptions really necessary?, management homework help

Are job descriptions really necessary? Explain what job descriptions are. Are they required by law? What would happen if a company decided not to use any job descriptions at all? Are there examples of companies who have done away with job descriptions? What are the benefits of linking performance to job description standards? What is HR’s contribution to the description for an organization? How does the culture of an organization impact job descriptions?

This is human resources management Question

Please be specific about each question in this and need to have a deep discussion on very topic

and explain why HR is a resource to an organisation