Consistency Models Overview Quiz

5 questions • Pass: 70% • +25 pts

Quiz covering Replication Strategy

Consistency Models Overview Quiz

5 questions | Pass: 70% | Earn 25 points

Questions in this quiz

A preview of the 5 questions covered. Start the quiz above to answer them, check your score, and read the explanations.

  1. 1

    Which consistency model guarantees that all reads will return the most recent write, effectively making the distributed system behave like a single-node system?

  2. 2

    In a distributed database using Eventual Consistency, what is the primary trade-off being made?

  3. 3

    A user updates their profile picture and immediately refreshes the page, but the old picture is still displayed. After a few seconds, the new picture appears. Which consistency model is this system likely using?

  4. 4

    Which consistency model ensures that if process A communicates to process B that it has updated a data item, then process B's subsequent reads will return the updated value?

  5. 5

    In a system with N replicas, if you require a read quorum (R) and a write quorum (W) such that R + W > N, what property are you enforcing?