AD-702-A Cloud Computing - Jun 2025 Question Paper

Under each question, How to answer lists the points an answer should cover, outlined by CampusPrep from the syllabus. Check the details against your textbook.

1. 7 Marks
   aHow do cloud service models (IaaS, PaaS and SaaS) contribute to the flexibility and scalability of cloud computing?
   How to answer

   • Define IaaS, PaaS, SaaS with control vs abstraction level
   • Explain flexibility: on-demand resources, choice of stack, development speed
   • Explain scalability: elastic scaling, auto-scaling, pay-as-you-go examples
   • Give examples e.g. AWS EC2, Google App Engine, Salesforce
2. 7 Marks
   bCompare and contrast different cloud deployment models: Public, Private, Hybrid and Community clouds.
   How to answer

   • Define Public, Private, Hybrid, Community clouds
   • Compare on ownership, access, cost, security, scalability
   • Contrast use-cases for each model
   • Tabular summary with advantages and limitations
3. 7 Marks
   aWhat are the common pitfalls of virtualization in enterprise cloud computing? How can they be mitigated?
   How to answer

   • Define virtualization in enterprise cloud context
   • List pitfalls: sprawl, overhead, security, licensing, single point of failure
   • Explain impact on performance and management
   • Mitigation: governance, monitoring, capacity planning, security hardening
4. 7 Marks
   bExplain the concept of multitenant software and compare multi-entity support with the multi-schema approach.
   How to answer

   • Define multitenancy and multitenant software architecture
   • Explain multi-entity / shared-schema support
   • Explain multi-schema / separate-schema approach
   • Compare on isolation, scalability, customization, cost
5. 7 Marks
   aExplain the importance of load balancing in cloud computing and the different load-balancing techniques.
   How to answer

   • Define load balancing and its need in cloud
   • Importance: availability, performance, fault tolerance, resource utilization
   • Classify static vs dynamic algorithms
   • Examples: round-robin, least-connection, weighted, content-aware
6. 7 Marks
   bDiscuss the role of Mobile Cloud Computing and Edge Computing in modern IT solutions.
   How to answer

   • Define Mobile Cloud Computing and Edge Computing
   • Role of MCC: offloading, mobile apps, resource constraints
   • Role of Edge: low latency, IoT, real-time processing
   • Modern IT use-cases and benefits
7. 7 Marks
   aDiscuss the importance of monitoring and resource optimization in cloud services.
   How to answer

   • Define cloud monitoring and resource optimization
   • Importance: cost control, SLA, performance, auto-scaling
   • Key metrics and tools
   • Optimization techniques: right-sizing, auto-scaling, scheduling
8. 7 Marks
   bExplain the seven-step model for migrating applications to the cloud.
   How to answer

   • State need for structured cloud migration
   • List seven steps: assess, isolate dependencies, map, re-architect, leverage cloud, test, optimize
   • Brief purpose of each step
   • Diagram of migration flow
9. 7 Marks
   aExplain the virtualization security management techniques and the risks associated with VM-based attacks.
   How to answer

   • Define virtualization security and VM attack surface
   • Risks: VM escape, hypervisor compromise, inter-VM attacks, snapshots
   • Management techniques: hardening, isolation, patching, IDS
   • Best practices for VM lifecycle security
10. 7 Marks
    bExplain the importance of trusted cloud computing in securing cloud-based applications.
    How to answer

    • Define trusted cloud computing and trust mechanisms
    • Importance: data protection, compliance, tenant confidence
    • Technologies: TPM, attestation, identity and access management
    • Impact on securing cloud applications
11. 14 Marks
    Explain and Compare OpenStack, OpenNebula and Eucalyptus as open-source cloud platforms.
    How to answer

    • Introduce OpenStack, OpenNebula, Eucalyptus architectures
    • Key features and components of each
    • Compare on scalability, compatibility, community support
    • Use-cases and tabular comparison
12. 14 Marks
    How do Amazon AWS, Microsoft Azure, and Google Cloud differ in terms of features, scalability, and pricing?
    How to answer

    • Overview of AWS, Azure, Google Cloud offerings
    • Compare compute, storage and service features
    • Compare scalability and global infrastructure
    • Compare pricing models with examples
13. 14 Marks
    Write a short notes (Any three)

    1. a)Hypervisor
    2. b)PaaS
    3. c)Elastic Computing
    4. d)QOS issues in Cloud Computing
    5. e)VM Security
    How to answer

    • Select any three topics from a-e
    • Define each with key characteristics
    • Explain relevance in cloud computing
    • Give example or use-case for each