Consider that at the start of the service, the resource manager generates a profile of all computing resources in the cloud and identifies five processing nodes {n1, ., n5 ] with the network topology represented in Figure 1.6a. Further, consider that, upon gathering the user's requirements from the Client Interface, chooses a passive replication mechanism for the e-commerce service. FIGURE 1.6A Resource graph. Explain how Fault Tolerance Management will work in details. [4 Marks]