IT-604-B Software Engineering - 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
   aExplain iterative waterfall for software life cycle and discuss various activities in each phase.
   How to answer

   • Define iterative waterfall model and feedback loops between phases
   • Explain phases: feasibility, requirements, design, coding, testing, maintenance
   • List activities/deliverables in each phase
   • Diagram of iterative waterfall with feedback paths
2. 7 Marks
   bWhat are the necessities of life cycle model? Elaborate on the various issues of software life cycle.
   How to answer

   • Define need for life cycle model: visibility, control, quality, predictability
   • Elaborate issues: requirement change, complexity, risk, maintenance, cost overrun
   • Discuss phased vs evolutionary concerns
   • Conclude with selection criteria
3. 7 Marks
   aGive detail explanation about agile process.
   How to answer

   • Define Agile manifesto, values and principles
   • Explain iterative-incremental delivery, sprints, roles
   • Describe popular agile methods: Scrum, XP, Kanban
   • Discuss applicability, benefits and limitations
4. 7 Marks
   bWhat are the Extreme programming advantages?
   How to answer

   • Define Extreme Programming (XP) and its values
   • List practices: pair programming, TDD, continuous integration, refactoring
   • Explain advantages: quality, adaptability, customer satisfaction
   • Note conditions for effectiveness
5. 7 Marks
   aDiscuss on the various method encountered in cost estimation.
   How to answer

   • Define cost estimation need in project planning
   • Discuss methods: expert judgment, analogy, Delphi, LOC, FP, empirical models
   • Compare algorithmic vs non-algorithmic approaches
   • Summarize selection factors
6. 7 Marks
   bDescribe about the constructive cost model in detail.
   How to answer

   • Define COCOMO origin and purpose
   • Explain Basic, Intermediate and Detailed COCOMO
   • Give effort and schedule equations with cost drivers
   • Discuss project modes: organic, semi-detached, embedded
7. 7 Marks
   aState the advantages and disadvantages in LOC based cost estimation.
   How to answer

   • Define LOC-based estimation approach
   • List advantages: simple, quantitative, automation
   • List disadvantages: language dependent, poor for early estimation, penalizes conciseness
   • Conclude with comparison to Function Points
8. 7 Marks
   bExplain the ways and means for collecting the software requirements and how are they organized and represented?
   How to answer

   • List elicitation techniques: interviews, questionnaires, observation, prototyping
   • Explain organization: categorization, prioritization, traceability
   • Describe representation: SRS, use cases, DFD, ER diagrams
   • Mention validation and negotiation
9. 7 Marks
   aExplain the Feasibility studies. What are the outcomes? Does it have either implicit or explicit effects on software requirement collection?
   How to answer

   • Define feasibility study types: technical, economic, operational, legal
   • List outcomes: feasibility report, go/no-go decision
   • Explain implicit/explicit effect on requirements scope and prioritization
   • Give example of requirement refinement after study
10. 7 Marks
    bWhat is the prototyping technique? How prototype models are prepared for a software process? Discuss.
    How to answer

    • Define prototyping and its purpose in requirement validation
    • Explain steps: quick design, build prototype, evaluate, refine
    • Describe types: throwaway, evolutionary, incremental
    • Discuss advantages and limitations
11. 7 Marks
    aExplain a typical SRS structure and its parts.
    How to answer

    • Define SRS and IEEE standard structure
    • Explain parts: introduction, overall description, specific requirements
    • List characteristics of good SRS
    • Mention importance for design and testing
12. 7 Marks
    bJustify "Design is not coding and coding is not design".
    How to answer

    • Define design vs coding activities and abstraction levels
    • Justify design as modeling decisions before implementation
    • Explain why coding cannot replace design verification
    • Give examples of design errors vs coding errors
13. 7 Marks
    aWhat do you mean by Integration testing? Explain their outcomes.
    How to answer

    • Define integration testing and its objective
    • Explain approaches: top-down, bottom-up, big-bang
    • List outcomes: interface defects detected, verified interactions
    • Mention stubs and drivers
14. 7 Marks
    bWhat do you mean by System testing? Give a case study of a system testing for operating system?
    How to answer

    • Define system testing as end-to-end validation
    • Describe types: functional, performance, security, recovery
    • Present case study for OS: test plan, test cases, results
    • Conclude with entry/exit criteria
15. 7 Marks
    aExplain in detail about the maintenance process.
    How to answer

    • Define software maintenance and its need
    • Explain types: corrective, adaptive, perfective, preventive
    • Describe maintenance process: change request to release
    • Discuss challenges and cost factors
16. 7 Marks
    bWhat are the different activities in project planning?
    How to answer

    • Define project planning objectives
    • List activities: estimation, scheduling, staffing, risk management
    • Explain WBS, milestones and monitoring
    • Mention tools: Gantt, PERT, CPM