GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- VIII (New) EXAMINATION — WINTER 2019
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Subject Code: 2180712 Date: 29/11/2019
Subject Name: Cloud Infrastructure And Services
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q.1 (a) What is Cloud and Cloud Computing? Differentiate Conventional Computing and Cloud Computing. 03
(b) What is a Hypervisor? How Type-1 and Type-2 Hypervisor works? 04
(c) What is Virtualization? What is the role of virtualization in cloud computing? Which form of virtualization is used in cloud for effective resource utilization? 07
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Q.2 (a) What are service elasticity and service orchestration in cloud computing? What are the issues of Software as a Service (SaaS)? 03
(b) Write steps to host and access GTU examination system on AWS public cloud (Mention proper addressing and machine configuration). 04
(c) Which are the deployment models of cloud? How do private cloud works? The Gujarat Technological University wants to manage and Analyze Engineering student’s record on a cloud. Which Deployment is suitable for this scenario? Why? 07
OR
(a) Which are the service models of cloud? Which service model is suitable for storing the large amount of data and performing heavy computation tasks of a Scientific research lab? Justify your answer. 03
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(b) How do multi tenancy and service elasticity can be achieved in cloud computing? 04
(c) What is Amazon EC2? How to connect virtual Ubuntu server hosted on AWS public cloud? 07
Q.3 (a) Differentiate Full and Para Virtualization. Why operating system is needed to be modified in Para Virtualization? How does Hardware Assisted Virtualization work? 03
(b) How do you automatically start and stop Amazon EC2 instance? How does AWS handle availability? Which are the Availability zones of Amazon cloud? 04
OR
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(a) What is virtual computing and virtual machine? What is role of machine imaging in the Amazon cloud platform? 03
(b) What is load balancing? How does Amazon Cloud perform load balancing? How does AWS Elastic load balancer work? 04
(c) What is Amazon ElastiCache? What are Amazon ElastiCache nodes, shards and clusters? 07
Q.4 (a) What is NoSQL database? What is AWS Elastic Block storage? Write steps to access data stored on Elastic Block Storage? 03
(b) What is Amazon Glacier? How does it work? Differentiate Glacier and S3. 04
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(c) What are DynamoDB and SimpleDB? What is the maximum storage capacity of DynamoDB and SimpleDB? 07
OR
(a) What is Amazon S3? How do you access Amazon S3 data using API? 03
(b) Which database services are available on Amazon Cloud? What is use of Amazon RedShift? What are the limitations of RedShift? 04
(c) What are security vulnerabilities of the public cloud platform? How does Amazon cloud handle security issues? 07
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Q.5 (a) What are the possible disasters in public cloud? How does Amazon Cloud handle Disaster recovery? 03
OR
(a) What is use of CloudTrail in Amazon cloud? 03
(b) What is Big Data Analytics? What is the use of DataLake in Amazon Cloud? 04
(c) What is need of Identity and Access Management in public cloud? How five engineering students can share their Amazon Account? Write necessary steps to perform this task. 07
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