11. Processes are global objects that represent the concurrent entities of the distributed system . 12. 8 . " Exploiting virtual synchrony in distributed systems ". 13. A critical problem in deploying distributed systems is monitoring and debugging concurrently running processes. 14. Lamport timestamps and vector clocks are concepts of the logical clocks in distributed systems . 15. SzDG is an online architecture, run by the Laboratory of Parallel and Distributed Systems . 16. FOSA is a distributed system based on layer component architecture. 17. BOSH is particularly well-suited for managing the whole life cycle of large distributed systems . 18. Services and servers ( e . g . an distributed systems and component replication. 19. His teaching gradually shifted to computer science, focusing on computer networks and distributed systems . 20. SolarEdge delivers a distributed system that tackles the aforementioned challenges.