Correct option is D
In operating systems,
RAG stands for
Resource Allocation Graph. It is used to represent the allocation of resources to processes and helps in understanding and managing resource allocation and potential deadlocks.
Resource Append Graph: Incorrect, not a standard term in operating systems.
Risk Approach Graph: Incorrect, not a standard term in operating systems.
Risk Allocation Graph: Incorrect, not a standard term in operating systems.
Resource Allocation Graph: Correct, as it is a standard term used to track resource allocation and prevent deadlocks.
Therefore, the correct answer is (d) Resource Allocation Graph.