Capacity Planning Strategies in IT Resources
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Questions and Answers

Who is mentioned as a Turing award winner for contributions to AI in the text?

  • Mark Zuckerberg
  • Bill Gates
  • John McCarthy (correct)
  • Larry Page
  • Which company launched the Elastic Compute Cloud (EC2) service in 2006?

  • Facebook
  • Amazon (correct)
  • Salesforce
  • Google
  • What is the main concept behind cloud computing according to the text?

  • Hardware-based storage
  • Mainframe computing
  • Offline computing
  • On-demand network access (correct)
  • Which service provider offers Google DOCS, a fully web-based application for online documentation creation and collaboration?

    <p>Google</p> Signup and view all the answers

    In what year was the Platform-as-a-Service (PaaS) offered by Google introduced?

    <p>2009</p> Signup and view all the answers

    What did John McCarthy predict in 1961 that computing may someday be organized as?

    <p>A public utility</p> Signup and view all the answers

    What are the three main business drivers for cloud computing mentioned in the text?

    <p>Cost reduction, Operational overhead, Organizational agility</p> Signup and view all the answers

    Which technology innovation is focused on duplication of key infrastructure servers to ensure high availability?

    <p>Cluster computing</p> Signup and view all the answers

    What is the main goal of capacity planning in IT?

    <p>Determining future demand for resources</p> Signup and view all the answers

    What is an essential characteristic of cluster computing according to the text?

    <p>Group of independent IT resources interconnected as a single system</p> Signup and view all the answers

    Which technology concept involves distributed heterogeneous computing resources connected by the internet?

    <p>Grid computing</p> Signup and view all the answers

    Which feature do grids and clouds have in common based on the text?

    <p>Load balancing and failover control</p> Signup and view all the answers

    What is a benefit of using the cloud as mentioned in the text?

    <p>Increased reliability</p> Signup and view all the answers

    In the context of cloud benefits, what does the example of purchasing 5,900 compute cores illustrate?

    <p>Cloud computing is more cost-effective due to scalability</p> Signup and view all the answers

    What is a risk associated with using the cloud mentioned in the text?

    <p>Limited portability among clouds</p> Signup and view all the answers

    Which factor contributes to reduced operational governance in cloud computing?

    <p>Abstracted infrastructure management</p> Signup and view all the answers

    What is a drawback of early cloud systems according to the text?

    <p>Vendor lock-in leading to limited portability</p> Signup and view all the answers

    How is the quality and stability of cloud resources described in the text?

    <p>Varied and abstracted</p> Signup and view all the answers

    What is the main goal of capacity planning?

    <p>To minimize the discrepancy between available resources and demand</p> Signup and view all the answers

    What is the consequence of over-provisioning IT resources?

    <p>Too much infrastructure and high costs</p> Signup and view all the answers

    Which strategy adds capacity in anticipation of demand?

    <p>Lead strategy (preprovisioning)</p> Signup and view all the answers

    What does virtualization simulate via software?

    <p>Physical hardware resources</p> Signup and view all the answers

    What is a key difference between horizontal scaling and vertical scaling?

    <p>Vertical scaling requires additional server setup</p> Signup and view all the answers

    What is the benefit of cloud computing for businesses?

    <p>Elimination of large capital investments in physical infrastructure</p> Signup and view all the answers

    What does a cloud provider leverage through the acquisition and management of large-scale IT resources?

    <p>Optimization of costs in regions with high electricity prices</p> Signup and view all the answers

    What do Service-level-agreements (SLAs) establish expectations for?

    <p>Uptime, security, availability, reliability, and performance</p> Signup and view all the answers

    In the context of cloud benefits, what does 'on demand access to pay-as-you-go resources' mean?

    <p>Resources are available for short-term usage with payment based on consumption.</p> Signup and view all the answers

    What does 'abstraction of server infrastructure' refer to in cloud computing?

    <p>Resources being independent of the underlying physical hardware.</p> Signup and view all the answers

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