Software Engineering MCQs

1. Which of the following is not a software development life cycle model? A) Waterfall model B) Spiral model C) Agile model D) RAD model Answer: D 2. The process of converting user requirements into software code is known as: A) Software design B) Software testing C) Software implementation D) Software maintenance Answer: C 3. In the context of software engineering, COCOMO stands for: A) Cost Conversion Model B) Constructive Cost Model C) Code Composition Model D) Comprehensive Cost Model Answer: B 4. Which software development model is also known as a linear-sequential life cycle model? A) Spiral model B) Waterfall model C) RAD model D) Agile model Answer: B 5. The testing method which checks whether the software can handle a large amount of data continuously is: A) Stress testing B) Integration testing C) Unit testing D) System testing Answer: A 6. Which software metric measures the amount of useful information in the system versus the amount of extraneous information? A) Cyclomatic complexity B) Information hiding factor C) Halstead’s program length D) Maintainability index Answer: B 7. Which software development model is best suited for large, complex projects where requirements are likely to change? A) Waterfall model B) Agile model C) RAD model D) Spiral model Answer: B 8. The primary objective of software testing is to: A) Find defects in the software B) Ensure that the software is error-free C) Ensure that the software meets the user requirements D) All of the above Answer: D 9. Which software development process model involves breaking down the development process into smaller parts and building each part individually? A) Waterfall model B) RAD model C) Incremental model D) Agile model Answer: C 10. The term “software configuration management” refers to: A) Managing the configuration of hardware components B) Managing changes to software systems C) Managing the configuration of network components D) None of the above Answer: B 11. Which of the following is NOT a software process model? A) Waterfall model B) V-Model C) Scrum D) DFD Model Answer: D 12. The aim of requirement engineering is: A) To specify the functionalities of the software to be developed B) To manage the requirement changes during the software development process C) Both A and B D) None of the above Answer: C 13. Which of the following is NOT a part of the Agile Manifesto? A) Individuals and interactions over processes and tools B) Comprehensive documentation over working software C) Customer collaboration over contract negotiation D) Responding to change over following a plan Answer: B 14. The purpose of a use case diagram in UML is to: A) Describe the interactions between objects B) Illustrate the flow of control within a system C) Model the behavior of a single object D) Describe the functionality provided by a system in terms of actors, their goals, and dependencies Answer: D 15. The software process model that represents the software development process as a spiral is known as: A) Waterfall model B) Spiral model C) RAD model D) Agile model Answer: B 16. Which of the following is a software development cost estimation technique? A) Regression testing B) Test-driven development C) Function Point Analysis D) Pair programming Answer: C 17. The Unified Modeling Language (UML) is used for: A) Software testing B) Software design C) Software maintenance D) Software implementation Answer: B 18. Which of the following is NOT a software design principle? A) Modularity B) Encapsulation C) Abstraction D) Validation Answer: D 19. The technique used to identify errors in software requirements documents is: A) Code review B) Design review C) Requirement validation D) Unit testing Answer: C 20. Which type of software testing is primarily concerned with validating whether the system meets the specified requirements? A) Regression testing B) Acceptance testing C) Integration testing D) Unit testing Answer: B 21. In Agile development, the term “sprint” refers to: A) A short meeting where developers discuss progress B) A fixed time period during which specific work has to be completed C) A technique for estimating user stories D) A type of testing activity Answer: B 22. Which of the following is a key principle of Agile software development? A) Extensive documentation B) Contract negotiation over customer collaboration C) Responding to change over following a plan D) Following a strict sequential process Answer: C 23. The purpose of a software prototype is to: A) Serve as the final version of the software B) Gather requirements and feedback from users early in the development process C) Act as a blueprint for the software design D) None of the above Answer: B 24. The Capability Maturity Model Integration (CMMI) is used to assess and improve: A) Software quality B) Software performance C) Software security D) Software scalability Answer: A 25. Which of the following is a benefit of pair programming? A) Reduced productivity B) Improved code quality C) Decreased collaboration D) Increased individual accountability Answer: B 26. A software component that communicates with other components via well-defined interfaces is said to exhibit: A) Coupling B) Cohesion C) Encapsulation D) Abstraction Answer: A 27. Which software testing technique involves testing individual units or components of a software application? A) Integration testing B) System testing C) Unit testing D) Acceptance testing Answer: C 28. Which of the following is NOT a category of software maintenance? A) Corrective maintenance B) Adaptive maintenance C) Preventive maintenance D) Predictive maintenance Answer: D 29. Which of the following is a disadvantage of using Agile software development methodologies? A) Emphasis on documentation over working software B) Difficulty in managing large and complex projects C) Limited flexibility in responding to changes in requirements D) None of the above Answer: B 30. Which software metric measures the complexity of a program based on the number of decisions that need to be made within a module? A) Cyclomatic complexity B) Halstead’s program length C) Function Point Analysis D) Maintainability index Answer: A 31. Which of the following is NOT a phase of the waterfall model? A) Requirements analysis B) System design C) Implementation and unit testing D) Maintenance Answer: C 32. The technique of testing individual modules or units of code before integrating them into a larger system is known as: A) Integration testing B) System testing C) Unit testing D) Acceptance testing Answer: C 33. The purpose of a software walkthrough is to: A) Test the software in a real-world environment B) Evaluate the performance of the software C) Identify defects and issues early in the development process D) Validate user requirements Answer: C 34. Which software development approach emphasizes incremental, iterative development cycles? A) Waterfall model B) RAD model C) Agile model D) Spiral model Answer: C 35. Which of the following is a characteristic of a good software requirement? A) Ambiguity B) Completeness C) Lack of testability D) None of the above Answer: B 36. Which software development methodology advocates the use of small, cross-functional teams working in short, time-boxed iterations? A) Waterfall model B) RAD model C) Agile model D) V-Model Answer: C 37. The primary goal of software configuration management is to: A) Manage the project schedule B) Control changes to the software baselines C) Develop the software architecture D) Document software requirements Answer: B 38. Which of the following is NOT a characteristic of Agile software development? A) Emphasis on comprehensive documentation B) Iterative and incremental development C) Close collaboration with customers D) Flexibility in responding to changes Answer: A 39. The software design pattern that separates the application logic from the user interface is known as: A) Model-View-Controller (MVC) B) Singleton C) Factory Method D) Observer Answer: A 40. Which software development model is suitable for projects where requirements are well-understood and unlikely to change? A) Agile model B) RAD model C) Spiral model D) Waterfall model Answer: D 41. Which of the following is NOT a phase of the Unified Process (UP)? A) Inception B) Construction C) Testing D) Deployment Answer: C 42. The technique used to estimate the size of a software project based on its functional requirements is: A) Use Case Points B) Function Point Analysis C) COCOMO D) None of the above Answer: B 43. Which of the following is a technique for identifying potential risks in a software project? A) SWOT analysis B) PERT analysis C) Risk analysis D) Root cause analysis Answer: C 44. The purpose of a feasibility study in software engineering is to: A) Identify the risks associated with the project B) Evaluate whether the project is technically and economically feasible C) Determine the requirements for the software system D) Develop a detailed project schedule Answer: B 45. Which of the following is NOT a software development methodology? A) Extreme Programming (XP) B) Waterfall model C) Object-Oriented Analysis and Design (OOAD) D) DevOps Answer: C 46. Which software development approach emphasizes collaboration between development and operations teams to improve the deployment process? A) Waterfall model B) RAD model C) Agile model D) DevOps Answer: D 47. Which software engineering principle suggests that software should be divided into small modules, each with a specific functionality? A) Coupling B) Cohesion C) Abstraction D) Modularity Answer: D 48. The process of correcting defects in a software system after it has been delivered is known as: A) Adaptive maintenance B) Corrective maintenance C) Perfective maintenance D) Preventive maintenance Answer: B 49. Which of the following is NOT a characteristic of a good software design? A) High cohesion B) Low coupling C) Extensive redundancy D) Scalability Answer: C 50. Which software development model is designed to accommodate changes and enhancements throughout the development process? A) Waterfall model B) Agile model C) V-Model D) RAD model Answer: B

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