ANSWER ALL QUESTIONS 1. An important entity within a distributed system is the middleware. Briefly describe the role of the middleware in a distributed system. 2 marks) One of the goals of distributed systems is failure handling. What are the THREE (3) processes involved in failure handling? 2. (3 marks) 3. In a client-server architecture, there is an always-on host, called the server, which responds to requests from many other hosts, called client." (Kurose et.al;Computer Networking A Top Down Approach) Illustrate a diagram to show how a client-server interaction happens