Assignment 4

In class exercise for Tues, 3/8
Due: Tues, 3/8 before 3:45

Cloud Computing & Web Services

• Karuna Joshi is associated with the ebiquity lab. She will be giving a talk on cloud technology and web services on Thursday, 3/10.
  The paper she has asked you to read in preparation is entitled,
  "Market-Oriented Cloud Computing: Vision, Hype, and Reality for Delivering IT Services as Computing Utilities"
  by Buyya, Yeo, & Venugopal
• Questions from the paper:
  1. What do the acronyms QoS and SLA stand for ?
  
  
  

  2. What two computing paradigms do the authors think are most promising?
  
  
  

  3. Give the authors' definition of a Cloud.
  
  
  

  4. How is a Cloud different than a combination of clusters and Grids?
  
  
  

  5. Name the four main entities involved in market-oriented resource allocation in Data Centers and Clouds.
  
  
  
  
  

  6. What does the Service Request Examiner and Admission Control mechnaism take into consideration when
  deciding whether to accept or reject a request?
  
  
  

  7. The Pricing mechanism bases the cost on what three criteria?
  
  
  

  8. The Accounting mechanism not only computes the final charges to the users,
  but performs another important task. What is that task?
  
  
  

  9. Explain the jobs of the VM monitor, the Dispatcher, and the Service Request Monitor.
  
  
  

  10. What doe VM stand for ? Explain how they work with the Physical Machines.
  
  
  

  11. Name five current Cloud platforms. What programming framework does each use?
  
  
  
  
  
  
  
  

• For those of you who may be interested in writing your paper on Cloud Computing,
  Karuna has suggested reading this optional paper:
  "Above the Clouds: A Berkeley View of Cloud Computing"