Software Engineering MCQ Solved Paper for SSC CPO

1. In object oriented design of software which of the following is not true?
A. objects inherit the properties of the class
B. classes are defined based on the attributes of the object
C. objects can belong to two classes
D. classes are always different
Answer : C

2. _____ refers to the elimination or reduction of third-party intermediaries between the client or customer.
A. Intermediation
B. Disintermediation
C. Mediation
D. None of the above
Answer : B

3. State True or False.
1. Investors and owners are also significant stakeholders who make demands on a system in terms of financial goals.
2. Experts and consultants are another stakeholder class who can strongly affect problem definition.
A. 1-False, 2-False
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-True, 2-True
Answer : D

4. Assertion and condition which are true at the point of execution
A. sometimes
B. many times
C. always
D. no times
Answer : C

5. which is used to measure POFOD?
A. The time between system failure
B. The frequency of occurrence with which unexpected behaviour is likely to occur
C. The elapsed repair or restart time when a system failure occurs. Given that the system must be continuously available.
D. The number of system failures given a number of systems inputs.
Answer : D

6. State True or False.
1. Cultural differences are examples of inherited characteristics that affect the degree of diversification in an environment.
2. Amid various diversity, commonly shared human needs play a unifying role.
A. 1-False, 2-False
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-True, 2-True
Answer : D

7. What types of errors are missed by black-box testing and can be found by white-box testing?
A. Behavioural error
B. Logic errors
C. Performance error
D. Interface error
Answer : B

8. ___________ is used to derive a class from existing class.
A. Polymorphism
B. Encapsulation
C. Inheritance
D. Information hiding
Answer : C

9. State True or False.
1. Curtis, Kellner, and Over identified five uses for process models.
2. Blackburn et al. identified the five most influential factors in the development process.
A. 1-True, 2-True
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-False, 2-False
Answer : A

10. ________________ exercises specific paths in a module's control structure to ensure complete coverage and maximum error detection.
A. Unit testing
B. Integration testing
C. Validation testing
D. System testing
Answer : A

11. Which of the following is not the strategy for achieving reliability in software system?
A. Fault avoidance
B. Fault tolerance
C. Fault detection
D. Fault repair
Answer : D

12. _____ is the most widely used single measure of information technology success
A. User satisfaction
B. Job satisfaction
C. Business success
D. Profit making
Answer : A

13. Which of the following is not the part of system requirements?
A. Availability
B. Data Integrity
C. Security
D. Reliability
Answer : D

14. Process technology enabled the support of the rapid application development needed for iterative approaches with their greater emphasis on risk _____ and user _____.
A. Minimization, Satisfaction
B. Minimization, Dissatisfaction
C. Maximization, Satisfaction
D. Maximization, Dissatisfaction
Answer : A

15. In Software Engineering, people are considered as a/an _____.
A. Asset
B. Resource
C. Problem Solver
D. Knowledge Provider
Answer : B

16. Information hiding is to hide from user details
A. that are not relevant to him
B. that re relevant to him
C. that may be maliciously handled by him
D. that are confidential
Answer : C

17. Which of the following is a technical factor which affect software maintenance cost?
A. Application Domain
B. Staff stability
C. Programming language
D. External environment
Answer : C

18. Which of the following is one of the phase of software life cycle?
A. Design
B. Project Management
C. Maintenance
D. Quality management
Answer : A

19. _____ is the open source software.
A. Internet Explorer
B. Mozilla
C. MS-Office
D. Oracle
Answer : B

20. Which of the following notation in data flow diagram is used to represent user interaction with system?
A. Arrow Head
B. Rectangle
C. Rounded Rectangle
D. Circle
Answer : D

21. In _________ approach to reuse, reusable knowledge is captured in a program generator system, which can be programmed in a domain-oriented language.
A. Function reuse
B. Application system reuse
C. Sub- system reuse
D. Generator based reuse
Answer : D

22. RAD stands for _____.
A. Random Application Development
B. Raw Application Development
C. Robust Application Development
D. Rapid Application Development
Answer : D

23. _____ was an improved version of an earlier process model called the Nine-Phase, Stage-Wise model.
A. Spiral model
B. Incremental model
C. Iterative model
D. Waterfall model
Answer : D

24. State True or False.
1. COCOMO is not a cost estimation model.
2. Human factors have an important role in the development process.
A. 1-True, 2-True
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-False, 2-False
Answer : C

25. The spiral model of software development___________
A. A useful approach when a customer cannot define requirements clearly.
B. Is more chaotic than the incremental model
C. Includes project risks evaluation during each iteration
D. Often used for the development of client/server applications
Answer : C

26. Choose the correct option in terms of Issues related to professional responsibility
A. Confidentiality
B. Intellectual property rights
C. Managing Client Relationships
D. Both a & b
Answer : D

27. What is meant by a dedicated computer?
A. Which is used by one person only
B. Which is assigned one and only one task
C. Which uses one kind of software
D. Which is meant for application software
Answer : B

28. The SOFL model of Liu and colleagues (1997) presents an integrated approach that adopts _____ methodologies in the requirements phases and _____ methodologies in the design and implementation phases
A. Procedure-oriented, Structured
B. Structured, Procedure-oriented
C. Structured, Object-oriented
D. Object-oriented, Structured
Answer : C

29. Which of the following are the steps in identifying the transforming process of data- flow diagram to structure chart?
A. Identify system- processing transformation
B. Identify input transformation
C. Identify output transformation
D. All the above
Answer : D

30. Data structure suitable for an application discussed in?
A. interface design
B. data design
C. procedural design
D. architectural design
Answer : B

31. _____ interoperate with systems at a mobile or remote level in order to access inventory, check prices, and close deals.
A. System Operator
B. Salesman
C. Database Manager
D. Accountant
Answer : B

32. The rapid application development model is______________
A. A Combination of prototyping and waterfall model
B. Includes project risks evaluation during each iteration
C. A high speed adaptation of the linear sequential model
D. Used to suggests a systematic sequential approach to software development
Answer : C

33. _____ focused on the Waterfall and prototype models in their empirical study, emphasizing the factors driving the usage of specific process models.
A. Boehm and Belz
B. Khalifa and Verner
C. Madhavji et al.
D. Blackburn et al.
Answer : B

34. Which of the following the notation is not used to represent an object class in an object model?
A. Class Name
B. Entity
C. Attributes
D. Service
Answer : B

35. Open source development model best suits for _____.
A. Large system applications
B. Small system applications
C. Medium system applications
D. Very small system applications
Answer : A

36. Software engineers should not use their technical skills to misuse other peoples computers.Here the term misuse refers to:
A. Unauthorized modification of computer material
B. Unauthorized access to computer material
C. Dissemination of viruses or other malware
D. All of the mentioned
Answer : D

37. The major advantage of bottom-up integration testing is__________.
A. major decision points are tested early
B. no drivers need to be written
C. no stubs need to be written
D. regression testing is not required
Answer : C

38. State True or False.
1. People have different software needs that change over time.
2. Most computer users do not understand computer languages.
A. 1-False, 2-False
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-True, 2-True
Answer : D

39. State True or False.
1. Ubiquitous computing lead to an environment in which the cycle time and costs of the business processes are increased.
2. Software technology facilitates communication between devices in a multimedia fashion.
A. 1-True, 2-True
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-False, 2-False
Answer : C

40. Design phase will usually be?
A. bottom-up
B. random
C. top-down
D. center fingring
Answer : C

41. Integrating business processes with the Internet leads to far greater _____ between customers an suppliers.
A. Understanding
B. Restrictions
C. Transparency
D. Controversy
Answer : C

42. Tools used in the early phases of the life cycle are called _____ CASE tools.
A. Lower
B. Back-end
C. Intermediate
D. Upper
Answer : D

43. Design phase includes?
A. data,architectural and procedural designs only
B. architectural,procedural and interface design only
C. data,architectural and interface design only
D. data,architectural interface and procedural design
Answer : D

44. Select the incorrect statement: Software engineers should
A. not use your technical skills to misuse other peoples computers.
B. not knowingly accept work that is outside your competence.
C. be dependent on their colleagues.
D. maintain integrity and independence in their professional judgment.
Answer : C

45. Which of the following are the activities of the function- oriented design.
A. Data- flow design
B. Structural decomposition
C. Detailed design description
D. All the above
Answer : D

46. The Linear sequential model of software development is_____
A. An Old Fashioned model that cannot be used in a modern context
B. A good approach when a working program is required quickly
C. A useful approach when a customer cannot define requirements clearly.
D. A reasonable approach when requirement are well defined.
Answer : D

47. Feller and Fitzgerald observe that between _____ percent of software costs are traditionally associated with the post-development, maintenance phase of the software life cycle.
A. 70 to 80
B. 30 to 40
C. 50 to 60
D. 10 to 20
Answer : A

48. _____ asserted that, for a process model to be effective, it must exhibit multidimensional characteristics.
A. Madhavji
B. Sutton
C. Khalifa
D. Humphrey
Answer : B

49. A good specification should be?
A. distinctly specific
B. unambiguous
C. all of these
D. functional
Answer : C

50. The most famous risk reduction strategy is _____.
A. Waterfall model
B. Incremental model
C. Spiral model
D. Iterative model
Answer : C