ITECH 2201 Cloud Computing
School of Science, Information Technology & Engineering
Workbook for Week 8
Please note: All the efforts were taken to ensure the given web links are accessible. However, if they are broken – please use any appropriate video/article and refer them in your answer
Part A (3 Marks)
Exercise 1: Green Computing (0.5 Marks)
The questions in this exercise can be answered by doing internet search and/or from the YouTube videos. Answer to each question should be one paragraph in your own words.

What is Greenhouse effect?
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We are legally, ethically, and socially required to green our IT products, applications, services, and practices – is this statement true? Why?
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What is Green IT and what are the benefits of greening IT?
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Exercise 2: Environmental Sustainability (0.5 Marks)
Read the article in the below link and answer the questions that follow:
http://www.computer.org/csdl/mags/it/2010/02/mit2010020004.html

According to the article how do you build a greener environment?
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Summarize the article in 150 words
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Exercise 3: Environmentally Sound Practices (1 Mark)
The questions in this exercise can be answered by doing internet search.
Briefly explain the following terms – a paragraph for each term:
? Power usage effectiveness (PUE) and its reciprocal
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? Data center efficiency (DCE)
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? Data center infrastructure efficiency (DCiE)
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List 5 universities who offers Green Computing course. You should name the university, the course name and the brief description about the course.
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Exercise 4: Major Cloud APIs (1 Mark)
The following companies are the major cloud service provider: Amazon, GoGrid, Google, and Microsoft.

List and briefly describe (3 lines for each company) the Cloud APIs provided by the above major vendors.
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Part B (3 Marks)

Exercise 1: Greening IT Standards and Regulations (0.5 Marks)
To design green computers and other IT hardware – the following standards and regulations are mainly used EPEAT (www.epeat.net), the Energy Star 4.0 standard, and the Restriction of Hazardous Substances Directive (https://www.gov.uk/guidance/rohs-compliance-and-guidance). Use the link provide with some internet search – summarize each standards and regulations in 150 words.
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Exercise 2: Green cloud computing (0.5 Marks)
Xiong, N.; Han, W.; Vandenberg, A, -Green cloud computing schemes based on networks: a survey,- Communications, IET, vol.6, no.18, pp.3294,3300, Dec. 18 2012
Most part of power consumption in data centers comes from computation processing, disk storage, network and cooling systems. Nowadays, there are new technologies and methods proposed to reduce energy cost in data centers. From the above paper summarize (in 300 words) the recent work done in these fields.
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Exercise 3: Cloud API Functionalities (2 Marks)
List the functionalities that can be achieved by using the APIs mentioned in the following link:
https://code.google.com/p/sainsburys-nectar-api/
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What API is used in the following link and how it is used?
https://pypi.python.org/pypi/python-novaclient
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Openstack is an open source collaborative software project which meets many of the cloud needs. Below links gives vast information about Openstack.
? https://support.rc.nectar.org.au/docs/openstack
? http://docs.openstack.org/api/quick-start/content/
Write a report (1 page) about the Openstack features and functionalities.
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