Cloud Computing Lecture 5 Quiz: Virtualization and Security
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Questions and Answers

What is the primary focus in Grid Computing?

  • Anatomy of Cloud Infrastructure
  • Utilization of standard, open, general-purpose protocols and interfaces
  • Secure resource sharing in a dynamic environment (correct)
  • Virtualization and Cloud Security

    • What does Operating System virtualization allow the hardware of a system to do?

  • Improve physical security
  • Deliver nontrivial qualities of service
  • Coordinate resources that are subject to centralized control
  • Run multiple operating systems concurrently (correct)

    • According to Foster, what characterizes a Grid Computing environment in more detail?

  • Virtualization in Grid
  • Anatomy of Cloud Infrastructure
  • Delivery of nontrivial qualities of service; Usage of standard open, general-purpose protocols and interfaces; Coordination of resources not subject to centralized control (correct)
  • Physical security different from virtualized security

    • How is virtualized security different from physical security in the context of Cloud Computing?

    <p>It allows for fine-grained and highly controlled access to resources</p> Signup and view all the answers

    What is an example of virtualization?

    <p>Operating System virtualizations allowing the hardware to run multiple operating systems concurrently</p> Signup and view all the answers

    What is a key benefit of virtualization in the IT world?

    <p>Economical use of computing resources</p> Signup and view all the answers

    How is grid computing different from virtualization?

    <p>Grid computing enables the creation of a single system image</p> Signup and view all the answers

    What is an example of server virtualization in the IT world?

    <p>Running multiple Windows VM servers on different Intel boxes</p> Signup and view all the answers

    What is a characteristic of virtualized security compared to traditional hardware-based security?

    <p>Cost-effectiveness in maintaining network security</p> Signup and view all the answers

    Why does grid computing enable the creation of a single system image?

    <p>It virtualizes distributed computing resources</p> Signup and view all the answers

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