When you written change requests it should be required?

Written Change requests

Written change requests should be required on— 

a. All projects, large and small 

b. Only large projects 

c. Projects with a formal configuration management system in place 

d. Projects for which the cost of a change control system can be justified

Answer: a. All projects, large and small 

Change requests requirements

A system is needed for careful monitoring of changes made to the requirements. Use of written change requests encourages the individuals asking for changes to take responsibility for their requests and reduces frivolous requests that may adversely affect the project. [Monitoring and Controlling]