Introduction to Distributed Systems Module A1 Quiz
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Questions and Answers

What is a distributed system?

  • A cluster of homogeneous computers with separate resources
  • A collection of autonomous computing elements that appears as a single coherent system (correct)
  • A single coherent system with centralized computing elements
  • A centralized system with independent computing elements

    • How is communication done in a distributed system?

  • Through global clock synchronization
  • Through message passing or shared memory (correct)
  • Through centralized memory access
  • Through dedicated network switches

    • What determines the performance of a distributed system?

  • The size of autonomous computing elements
  • The number of nodes in the system
  • The diversity of technology used in the system
  • The speed and latency to end-to-end communication (correct)

    • What characterizes the behavior of autonomous nodes in a distributed system?

    <p>Independent behavior with its own notion of time</p> Signup and view all the answers

    What is the purpose of a standardized distributed system architecture?

    <p>To remove complexity resulting from diversity of technology</p> Signup and view all the answers

    What is the main challenge of managing group membership in a distributed system?

    <p>Synchronization and coordination problems</p> Signup and view all the answers

    Which type of overlay network has a well-defined set of neighbors with whom each node can communicate?

    <p>Structured overlay</p> Signup and view all the answers

    What is the essence of a coherent system in a distributed environment?

    <p>The collection of nodes operates uniformly regardless of user interaction</p> Signup and view all the answers

    What is the main content of middleware in distributed systems?

    <p>Commonly used components and functions that do not need separate implementation by applications</p> Signup and view all the answers

    What is one of the advantages of a distributed system in terms of resource sharing?

    <p>Economical price-performance ratio</p> Signup and view all the answers

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