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RRB NTPC - Software Engineering 1000+ MCQ [Solved] PDF Download

Thursday 9th of March 2023

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1. UAN stands for _____.
A. User Action Notation
B. User Action Norms
C. User Analogy Notation
D. User Analogy Norms
Answer : A
2. Which of the following is not the stages in software design problem?
A. Study and understand the problem
B. Identify gross features of at least one possible solution.
C. Describe each abstraction used in the solution
D. Maintenance
Answer : D
3. Explain what is meant by PRODUCT with reference to one of the eight principles as per the ACM/IEEE Code of Ethics ?
A. Software engineers shall ensure that their products and related modifications meet the highest professional standards possible.
B. The product should be easy to use.
C. It means that the product designed /created should be easily available.
D. Software engineers shall ensure that their products and related modifications satisfy the client.
Answer : D
4. ___________ is used to derive a class from existing class.
A. Polymorphism
B. Encapsulation
C. Inheritance
D. Information hiding
Answer : C
5. 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
6. State True or False.
1. Leveson adopts a cognitive engineering approach to software development.
2. Visualization plays a key role in defining and understanding the artifacts produced during development.

A. 1-False, 2-False
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-True, 2-True
Answer : D
7. State True or False.
1. 4GLs are not CASE tools.
2. The domain of applicability of CASE tools are much more limited than the 4GL.

A. 1-True, 2-True
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-False, 2-False
Answer : A
8. 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
9. Which of the following is a tool in design phase?
A. abstraction
B. refinement
C. information hiding
D. all of above three
Answer : D
10. 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
11. Which of the following is not the part of system requirements?
A. Availability
B. Data Integrity
C. Security
D. Reliability
Answer : D
12. 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
13. 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
14. 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
15. _____ 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
16. _____ asserted that, for a process model to be effective, it must exhibit multidimensional characteristics.
A. Madhavji
B. Sutton
C. Khalifa
D. Humphrey
Answer : B
17. 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
18. 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
19. _____ is the open source software.
A. Internet Explorer
B. Mozilla
C. MS-Office
D. Oracle
Answer : B
20. _____ model is based on incremental development under statistical quality control and formal correctness principles.
A. Waterfall
B. Spiral
C. Iterative
D. Cleanroom
Answer : D
21. The tools used during implementation and maintenance are called _____ CASE tools
A. Upper
B. Front-end
C. Intermediate
D. Lower
Answer : D
22. 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
23. 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
24. 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
25. 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
26. 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
27. The most famous risk reduction strategy is _____.
A. Waterfall model
B. Incremental model
C. Spiral model
D. Iterative model
Answer : C
28. Efficiency in a software product does not include ________
A. licensing
B. responsiveness
C. processing time
D. memory utilization
Answer : A
29. 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
30. State True or False.
1. The seminal book by Kent Beck, Extreme Programming Explained express some of the defining characteristics of agile development.
2. Code is the one artifact that development absolutely cannot live without

A. 1-False, 2-False
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-True, 2-True
Answer : D
31. 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
32. State True or False.
1. People are at the core of problem solving because business problems are solved by people for people.
2. The structure of the group and its efficiency of communications, style of management, and cohesiveness are critical factors in the effectiveness of the team.

A. 1-True, 2-True
B. 1-True, 2-False
C. 1-False, 2-True
D. 1-False, 2-False
Answer : A
33. 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
34. Which of the following is a the process metric which is useful for assessing maintainability?
A. Number of request for corrective maintenance
B. Average time required for impact analysis
C. All the above
D. Number of oustanding change request
Answer : C
35. ________________ 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
36. _____ 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
37. _____ interacts with the system at the financial level.
A. Accounting Personnel
B. Database Manager
C. Salesman
D. System Operator
Answer : A
38. Identify the correct statement: Software engineers shall
A. ensure that their products only meet the SRS.
B. act consistently with the public interest.
C. act in a manner that is in the best interests of his expertise and favour.
D. none
Answer : B
39. 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
40. _____ 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
41. What is meant by the term software crisis?
A. Ability to deliver software on time with good quality
B. A situation in which experienced developers leave the company
C. Inability of new software to inter-operate with existing software
D. Instability in the development team
Answer : A
42. 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
43. 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
44. Which of the following model include inheritance model, object aggregation, and service usage model?
A. Entity- relation model
B. Data flow model
C. Structural model
D. Object model
Answer : D
45. 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
46. 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
47. The economic success of an application is measured in terms of metrics such as _____.
A. Profit maximization
B. Cost reduction
C. Customer satisfaction
D. All of the above
Answer : D
48. 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
49. Assertion and condition which are true at the point of execution
A. sometimes
B. many times
C. always
D. no times
Answer : C
50. The name for the way that computers manipulate data into information is called:
A. processing
B. programming
C. storing
D. organizing
Answer : A

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