Cache Coherence Protocols Overview
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Questions and Answers

What is the primary purpose of cache coherence protocols?

  • Optimizing cache performance
  • Improving network connectivity
  • Ensuring consistency between main memory and cache (correct)
  • Reducing the number of caches in a system

    • Which type of systems are Snoopy protocols designed for?

  • Mainframe systems
  • Network-connected systems
  • Bus-connected systems (correct)
  • Stand-alone systems

    • In what context do directory-based protocols apply?

  • Network-connected systems (correct)
  • Mainframe systems
  • Bus-connected systems
  • Stand-alone systems

    • What issue arises due to multiple processors maintaining locally cached copies of a shared-memory location?

    <p>Global memory inconsistency</p> Signup and view all the answers

    Why do caches in a multiprocessing environment introduce the cache coherence problem?

    <p>Operating asynchronously and independently</p> Signup and view all the answers

    What is the main purpose of cache coherence schemes?

    <p>Maintaining a uniform state for each cached block of data</p> Signup and view all the answers

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