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Cost effectiveness
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How cost effective is cloud computing compared to on-site IT infratructures?
- Will a company see monetary returns on investment?
- How efficient will the cloud run incomparison to an on-site IT infratstructure?
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Which companies would benefit more from cloud computing?
- Schools?
- Public sector?
- Government agencies?
- Renting cloud usage
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Laws and Governance
- Which countries offer better legal protection?
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Who owns the intellectual data on the service provider's hardware?
- Company A - The service provider?
- Company B - The purchaser of the service?
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Ease of administration
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How do the administrators connect to the service?
- VPN?
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How do administrators/technicians add new software or services?
- Free reign of the server
- Service provider develops and installs software
- How long does it take to install a new piece of software?
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Can a cloud be easily incorporated to an on-site infrastructure for purposes such as data simulation?
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Example: Astonomical data simulations
- http://scicasts.com/computing/1834-high-performance-computing/2500-researchers-harness-cloud-computing-for-data-intensive-research-on-oceans-and-galaxies-
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Energy consumption
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Which uses the most energy?
- Physical server sprawl (20+ servers)?
- Cloud?
- SAN?
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Does using a shared-cloud space increase the energy saving from all companies that use the shared cloud?
- If this is the case: Do any of the companies reap the benefits of the energy that is being saved?
- If this is the case: Will the cloud service provider create monetary savings for the companies?
- AKA Multi-tenancy
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Energy saving incentives?
- Green league of companies
- Green awards
- Merits of recognition?
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Metrics
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What service levels are expected?
- Overall uptime
- Expected service level percentage
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How expandable is the cloud's bandwidth in response to network load?
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What are the charges if bandwidth requires expansion?
- How much for a temporary increase (1-5 days)?
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How much for a short period of time (0-30 days)
- Example: Company testing/trialling new software
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How much for a long period of time? (0-6 months)
- Example: Zebra Finance seasonal influxes in business (Football Ticket Finance)
- Why would a company need to expand their cloud limit and usage?
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How fast will the cloud's bandwidth expand?
- Potential loss of earning or research?
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Security
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What security measures are put in place by the cloud service provider?
- Tunneling?
- Will the cloud service use public connections or private connections?
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Topology/Infrastructure
- Redundancy?
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As-a-Service
- Hardware-as-a-service
- Software-as-a-service
- Infrastructure-as-a-service
- Platform-as-a-service
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Vendors
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Microsoft Cloud Services
- Microsoft Exchange
- Microsoft SharePoint
- Microsoft Dynamics CRM