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Process

Is there a violation of causal ordering? (A) yes (B) no . Process. A. B. A. P1. Protocol. B. B. A. P2. order B,1. Order A, 2. P3. Is there a violation of causal ordering? (A) yes (B) no . Process. A. B. A. B. P1. Protocol. B. A. P2. order B,1. Order A, 2. P3.

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Process

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  1. Is there a violation of causal ordering? (A) yes (B) no Process A B A P1 Protocol B B A P2 order B,1 Order A,2 P3

  2. Is there a violation of causal ordering? (A) yes (B) no Process A B A B P1 Protocol B A P2 order B,1 Order A,2 P3

  3. Agreement • In synchronous systems, an agreement protocol with n rounds can tolerate: • (A) 0 failed processes • (B) 1 failed process • (C) n-1 failed processes • (D) n failed processes • (E) n+1 failed processes

  4. Agreement • In asynchronous systems, an agreement protocol with n rounds can tolerate: • (A) 0 failed processes • (B) 1 failed process • (C) n-1 failed processes • (D) n failed processes • (E) n+1 failed processes

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