Multiprocessing Architectures Spring 2021 Quiz
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Questions and Answers

In a clustered system, what is a characteristic of asymmetric clustering?

  • Multiple nodes running applications
  • Providing high-availability service
  • One machine in hot-standby mode (correct)
  • Sharing storage via a SAN

    • What is the purpose of multiprogramming in operating system structures?

  • Minimize response time to be greater than 1 second
  • Ensure CPU is always idle for better efficiency
  • Keep all jobs in memory simultaneously
  • Organize jobs so CPU always has one to execute (correct)

    • Which type of multiprocessing architecture involves multiple systems working together?

  • Multi-chip and multicore
  • Symmetric Multiprocessing
  • Clustered Systems (correct)
  • Asymmetric Multiprocessing

    • What is a key feature of symmetric clustering in multiprocessor systems?

    <p>Nodes monitoring each other (C)</p> Signup and view all the answers

    Which memory layout technique allows execution of processes not completely in memory?

    <p>Virtual memory (B)</p> Signup and view all the answers

    What is a distinguishing characteristic of multiprogramming in operating systems?

    <p>CPU scheduling to switch between jobs (B)</p> Signup and view all the answers

    What is the purpose of caching in a computer system?

    <p>To increase the speed of data access by storing frequently accessed data in a faster storage system (C)</p> Signup and view all the answers

    In the storage hierarchy, what factors are typically considered when organizing storage systems?

    <p>Speed, cost, and volatility (D)</p> Signup and view all the answers

    What is the role of a device driver in a computer system?

    <p>To manage I/O operations for each device controller (B)</p> Signup and view all the answers

    What are some advantages of multiprocessor systems?

    <p>Increased throughput and increased reliability (D)</p> Signup and view all the answers

    What is another name for a multiprocessor system?

    <p>Parallel system (D)</p> Signup and view all the answers

    In symmetric multiprocessing systems, how are tasks typically distributed among the processors?

    <p>Tasks are distributed dynamically among available processors (B)</p> Signup and view all the answers

    What is the main responsibility of the I/O subsystem?

    <p>Memory management of I/O (B)</p> Signup and view all the answers

    Which part of memory management involves deciding which processes or data to move into and out of memory?

    <p>Deciding which processes to move in/out of memory (B)</p> Signup and view all the answers

    What is a common activity related to storage management?

    <p>Creating and deleting files and directories (D)</p> Signup and view all the answers

    In the context of mass-storage management, what is an example of tertiary storage?

    <p>Magnetic tape (C)</p> Signup and view all the answers

    What does an operating system perform as part of file-system management?

    <p>Creating and deleting files and directories (B)</p> Signup and view all the answers

    Which environment involves separate systems networked together, with networks like LANs and WANs?

    <p>Distributed Environment (D)</p> Signup and view all the answers

    What is an example of a common security concern related to computing systems?

    <p>Denial-of-service attacks (B)</p> Signup and view all the answers

    In a computing environment, what describes Peer-to-Peer systems?

    <p>'Client' and 'Server' roles are not distinguished (D)</p> Signup and view all the answers

    What distinguishes real-time embedded systems from other computing environments?

    <p>'Real-time OS with fixed time constraints' (D)</p> Signup and view all the answers

    What is the function of a process in an operating system?

    <p>Program execution in the system (C)</p> Signup and view all the answers

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