Question 21 : Open source software used in a SaaS is called _______ SaaS.
1. closed
2. free
3. open
4. all of the mentioned
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Question 22 : SaaS supports multiple users and provides a shared data model through _________ model.
1. single-tenancy
2. multi-tenancy
3. multiple-instance
4. all of the mentioned
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Question 23 : _________ applications have a much lower barrier to entry than their locally installed competitors.
1. IaaS
2. CaaS
3. PaaS
4. None of the mentioned
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Question 24 : Which of the following SaaS platform is with an exposed API ?
1. salesforce.com
2. amazon.com
3. flipkart.com
4. all of the mentioned
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Question 25 : Which of the following aspect of the service is abstracted away ?
1. Data escrow
2. User Interaction
3. Adoption drivers
4. None of the mentioned
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Question 26 : Which of the following is most complete cloud computing service model ?
1. PaaS
2. IaaS
3. CaaS
4. SaaS
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Question 27 : Rackspace Cloud Service is an example of :
1. IaaS
2. SaaS
3. PaaS
4. All of the mentioned
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Question 28 : Amazon Web Services offers a classic Service Oriented Architecture (SOA) approach to :
1. IaaS
2. SaaS
3. PaaS
4. All of the mentioned
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Question 29 : _______ provides virtual machines, virtual storage, virtual infrastructure, and other hardware assets.
1. IaaS
2. SaaS
3. PaaS
4. All of the mentioned
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Question 30 : __________ is the most refined and restrictive service model.
1. IaaS
2. CaaS
3. PaaS
4. All of the mentioned
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