Distributed system examples, implementation issues, parallel vs. distributed systems, review of communication and networking, distributed system models, message-passing vs. shared memory models, synchronous vs, asynchronous systems, guarded actions non-determinism, atomic operations, scheduling and fairness issues, program correctness, safety and liveness properties, distributed mutual exclusion, distributed snapshot, distributed reset, wave algorithms, termination detetction, distributed deadlock, randomized algorithms, synchronous message passing, Hoare's CSP, clients and servers, faults in distributed systems, classification of faults, fault masking vs. fault recovery, self-stabilizing and adaptive distributed systems, gracefully degradable systems, waitfree systems, distributed consensus, leader election, clock synchronization.