1. Which is the first step in the software development life cycle ?
a) Analysis
b) Design
c) Problem/Opportunity Identification
d) Development and Documentation
Answer: c
2. Which tool is use for structured designing ?
a) Program flowchart
b) Structure chart
c) Data-flow diagram
d) Module
Answer: b
Explanation: A Structure Chart (SC) in software engineering and organizational theory, is a chart which shows the breakdown of a system to its lowest manageable levels.
3. A step by step instruction used to solve a problem is known as
a) Sequential structure
b) A List
c) A plan
d) An Algorithm
Answer: d
4. In the Analysis phase, the development of the ____________ occurs, which is a clear statement of the goals and objectives of the project.
a) documentation
b) flowchart
c) program specification
d) design
Answer: c
Explanation: Program specification is the definition of what a computer program is expected to do.
5. Actual programming of software code is done during the ____________ step in the SDLC.
a) Maintenance and Evaluation
b) Design
c) Analysis
d) Development and Documentation
Answer: d
Explanation: The developer has to find in the technical documentation enough information to start coding.
6. Who designs and implement database structures.
a) Programmers
b) Project managers
c) Technical writers
d) Database administrators
Answer: d
Explanation: The role of database administrators includes the development and design of database strategies, system monitoring and improving database performance and capacity, and planning for future expansion requirements.
7. ____________ is the process of translating a task into a series of commands that a computer will use to perform that task.
a) Project design
b) Installation
c) Systems analysis
d) Programming
Answer: d
8. Debugging is:
a) creating program code
b) finding and correcting errors in the program code
c) identifying the task to be computerized
d) creating the algorithm
Answer: b
Explanation: Debugging is a methodical process of finding and reducing the number of bugs, or defects, in a computer program or a piece of electronic hardware, thus making it behave as expected.
9. In Design phase, which is the primary area of concern ?
a) Architecture
b) Data
c) Interface
d) All of the mentioned
Answer: d
Explanation: Part of the design phase is to create structural and behavioral models of the system which is covered by architecture, data and the interface of the product.
10. The importance of software design can be summarized in a single word which is:
a) Efficiency
b) Accuracy
c) Quality
d) Complexity
Answer: c
Explanation: Software functional quality reflects how well it complies with or conforms to a given design, based on functional requirements or specifications.
11. Java packages and Fortran subroutine are examples of__________
a) Functions
b) Modules
c) Classes
d) Sub procedures
Answer: b
Explanation: A modular system consist of well defined manageable units with well defined interfaces among the units.
12. Which of the property of software modularity is incorrect with respect to benefits software modularity?
a) Modules are robust
b) Module can use other modules
c) Modules Can be separately compiled and stored in a library
d) Modules are mostly dependent
Answer: d
Explanation: Modularity cannot bring benefits unless the modules are autonomous or independent.
13. _______________ is a measure of the degree of interdependence between modules.
a) Cohesion
b) Coupling
c) None of the mentioned
d) All of the mentioned
Answer: b
Explanation: Coupling or dependency is the degree to which each program module relies on each one of the other modules.
14. Which of the following is the best type of module coupling?
a) Control Coupling
b) Stamp Coupling
c) Data Coupling
d) Content Coupling
Answer: c
Explanation: The dependency between module A and B is said to be data coupled if their dependency is based on the fact they communicate by only passing of data.
15. Which of the following is the worst type of module coupling?
a) Control Coupling
b) Stamp Coupling
c) External Coupling
d) Content Coupling
Answer: c
Explanation: Content coupling occurs when module A changes data of module B or when control is passed from one module to the middle of another.
16. Which of the following is the worst type of module cohesion?
a) Logical Cohesion
b) Temporal Cohesion
c) Functional Cohesion
d) Coincidental Cohesion
Answer: d
Explanation: Coincidental cohesion exists in modules that contain instructions that have little or no relationship to one another.
17. Which of the following is the best type of module cohesion?
a) Functional Cohesion
b) Temporal Cohesion
c) Functional Cohesion
d) Sequential Cohesion
Answer: a
Explanation: Functional Cohesion is a type of cohesion in which the tasks performed by a software module all contribute to the performance of a single function.
18. A software engineer must design the modules with the goal of high cohesion and low coupling.
a) True
b) False
Answer: a
Explanation: If the software is not properly modularized, a host of seemingly trivial enhancement or changes will result into death of the project.
19. In what type of coupling, the complete data structure is passed from one module to another?
a) Control Coupling
b) Stamp Coupling
c) External Coupling
d) Content Coupling
Answer: b
20. If all tasks must be executed in the same time-span, what type of cohesion is being exhibited?
a) Functional Cohesion
b) Temporal Cohesion
c) Functional Cohesion
d) Sequential Cohesion
Answer: b
Explanation: A Module exhibits temporal cohesion when it contains tasks that are related by the fact that all tasks must be executed in the same time-span.
21. Choose the option that does not define Function Oriented Software Design.
a) It consists of module definitions
b) Modules represent data abstraction
c) Modules support functional abstraction
d) None of the mentioned
Answer:b
Explanation: Option b defines an Object Oriented Design.
22. Which of the following is a complementary approach to function-oriented approach ?
a) Object oriented analysis
b) Object oriented design
c) Structured approach
d) Both Object oriented analysis and design
Answer:d
23. Function-oriented design techniques starts with functional requirements specified in
a) SDD
b) SRS
c) All of the mentioned
d) None of the mentioned
Answer:b
24. Structured Analysis is based on the principles of
a) Top-down decomposition approach
b) Divide and conquer principle
c) Graphical representation of results using DFDs
d) All of the mentioned
Answer:d
25. Which of the following is/are true with respect to functions ?
a) A function such as “search-book” is represented using a circle
b) Functions represent some activity
c) Function symbol is known as a process symbol or a bubble in DFD
d) All of the mentioned
Answer:d
Explanation: All the options are correct with respect to Function Oriented Software Design.
26. Which of the following is not a use of a CASE tool ?
a) Support structured analysis and design (SA/SD)
b) Maintains the data dictionary
c) Checks whether DFDs are balanced or not
d) It complies with the available system
Answer:d
Explanation: It takes long time to establish the system in order to comply with the available system.
27. What DFD notation is represented by the Rectangle?
a) Transform
b) Data Store
c) Function
d) None of the mentioned
Answer:b
28. Structural decomposition is concerned with function calls.
a) True
b) False
Answer:a
Explanation: Structural decomposition is concerned with developing a model of the design which shows the dynamic structure.
29. A function-oriented design focuses on the entities in the system rather than the data processing activities.
a) True
b) False
Answer:b
Explanation: It is an object oriented design which focus on entities.
30. In DFDs, user interactions with the system is denoted by
a) Circle
b) Arrow
c) Rectangle
d) Triangle
Answer: a
31. Architectural design is a creative process satisfying only functional-requirements of a system.
a) True
b) False
Answer: b
Explanation: In architectural design you design a system organization satisfying the functional and non-functional requirements of a system.
32. A ________ view shows the system hardware and how software components are distributed across the processors in the system.
a) physical
b) logical
c) process
d) all of the mentioned
Answer: a
Explanation: A physical view is implemented by system engineers implementing the system hardware.
33. The UML was designed for describing _________
a) object-oriented systems
b) architectural design
c) SRS
d) Both object-oriented systems and Architectural design
Answer: d
Explanation: The UML was designed for describing object-oriented systems and, at the architectural design stage, you often want to describe systems at a higher level of abstraction.
34. Which of the following view shows that the system is composed of interacting processes at run time?
a) physical
b) development
c) logical
d) process
Answer: d
Explanation: This view is useful for making judgments about non-functional system characteristics such as performance and availability.
35. Which of the following is an architectural conflict?
a) Using large-grain components improves performance but reduces maintainability
b) Introducing redundant data improves availability but makes security more difficult
c) Localizing safety-related features usually means more communication so degraded performance
d) All of the mentioned
Answer: d
Explanation: High availability architecture can be affected by several design factors that are required to be maintained to ensure that no single points of failure exist in such design.
36. Which of the following is not included in Architectural design decisions?
a) type of application
b) distribution of the system
c) architectural styles
d) testing the system
Answer: d
Explanation: Architectural design decisions include decisions on the type of application, the distribution of the system, the architectural styles to be used, and the ways in which the architecture should be documented and evaluated.
37. Architecture once established can be applied to other products as well.
a) True
b) False
Answer: b
Explanation: Systems in the same domain often have similar architectures that reflect domain concepts.
38. Which of the following pattern is the basis of interaction management in many web-based systems?
a) architecture
b) repository pattern
c) model-view-controller
d) different operating system
Answer: c
Explanation: Model-View-Controller pattern is the basis of interaction management in many web-based systems.
39. What describes how a set of interacting components can share data?
a) model-view-controller
b) architecture pattern
c) repository pattern
d) none of the mentioned
Answer: c
Explanation: The majority of systems that use large amounts of data are organized around a shared database or repository.
40. Which view in architectural design shows the key abstractions in the system as objects or object classes?
a) physical
b) development
c) logical
d) process
Answer: c
Explanation: It is possible to relate the system requirements to entities in a logical view.
41. Which of the following is golden rule for interface design?
a) Place the user in control
b) Reduce the user’s memory load
c) Make the interface consistent
d) All of the mentioned
Answer: d
Explanation: These golden rules actually form the basis for a set of user interface design principles that guide this important software design activity.
42. Which of the following is not a design principle that allow the user to maintain control?
a) Provide for flexible interaction
b) Allow user interaction to be interrupt-able and undo-able
c) Show technical internals from the casual user
d) Design for direct interaction with objects that appear on the screen
Answer: c
Explanation: The user interface should move the user into the virtual world of the application.
43. Which of the following is not a user interface design process?
a) User, task, and environment analysis and modeling
b) Interface design
c) Knowledgeable, frequent users
d) Interface validation
Answer: c
Explanation: These are the end user for whom the product is being built.
44. When users are involved in complex tasks, the demand on __________ can be significant.
a) short-term memory
b) shortcuts
c) objects that appear on the screen
d) all of the mentioned
Answer: a
Explanation: The interface should be designed to reduce the requirement to remember past actions and results.
45. Which of the following option is not considered by the Interface design?
a) the design of interfaces between software components
b) the design of interfaces between the software and human producers and consumers of information
c) the design of the interface between two computers
d) all of the mentioned
Answer: c
46. A software might allow a user to interact via
a) keyboard commands
b) mouse movement
c) voice recognition commands
d) all of the mentioned
Answer: d
Explanation: All the mentioned input mediums are available today.
47. A software engineer designs the user interface by applying an iterative process that draws on predefined design principles.
a) True
b) False
Answer: a
Explanation: The statement is true.
48. What incorporates data, architectural, interface, and procedural representations of the software?
a) design model
b) user’s model
c) mental image
d) system image
Answer: a
Explanation: The requirements specification may establish certain constraints that help to define the user of the system, but the interface design is often only incidental to the design model.
49. What establishes the profile of end-users of the system?
a) design model
b) user’s model
c) mental image
d) system image
Answer: b
Explanation: To build an effective user interface, all design should begin with an understanding of the intended users, including their profiles of their age, physical abilities, education, etc.
50. What combines the outward manifestation of the computer-based system , coupled with all supporting information that describe system syntax and semantics?
a) mental image
b) interface design
c) system image
d) interface validation
Answer: c
Explanation: When the system image and the system perception are coincident, users generally feel comfortable with the software and use it effectively.
51. Which of the following is not a construct?
a) sequence
b) condition
c) repetition
d) selection
Answer: d
Explanation: Sequence implements processing steps that are essential in the specification of any algorithm. Condition provides the facility for selected processing based on some logical occurrence, and repetition allows for looping.
52.Which of the following steps is applied to develop a decision table?
a) List all actions that can be associated with a specific procedure
b) List all conditions during execution of the procedure
c) Define rules by indicating what action(s) occurs for a set of conditions
d) All of the mentioned
Answer: d
Explanation: A decision table includes action stub and a condition stub with a set of rules.
53. _________ is a pidgin(simplified version of a language that develops as a means of communication between two or more groups that do not have a language in common)
a) program design language
b) structured English
c) pseudocode
d) all of the mentioned
Answer: d
Explanation: The difference between PDL and a real programming language lies in the use of narrative text embedded directly within PDL statements.
54. Which of the following term is best defined by the statement:”The ability to represent local and global data is an essential element of component-level design.”?
a) Data representation
b) Logic verification
c) “Code-to” ability
d) Automatic processing
Answer: a
55. A software component
a) Implements some functionality
b) Has explicit dependencies through provides and required interfaces
c) Communicates through its interfaces only
d) All of the mentioned
Answer: d
Explanation: All the options identify with features of a software component.
56. Which diagram evolved from a desire to develop a procedural design representation that would not allow violation of the structured constructs?
a) State transition diagram
b) Box diagram
c) ER diagram
d) None of the mentioned
Answer: b
57. A __________ executes the loop task first, then tests a condition and repeats the task until the condition fails.
a) repeat until
b) condition
c) do while tests
d) if then-else
Answer: a
58. Which of the following is not a characteristics of box diagram?
a) functional domain
b) arbitrary transfer of control is impossible
c) recursion is easy to represent
d) providing a notation that translates actions and conditions
Answer: d
Explanation: This functionality is covered by UML diagrams.
59. The________ is represented as two processing boxes connected by an line (arrow) of control.
a) Repetition
b) Sequence
c) Condition
d) None of the mentioned
Answer: b
60. Which of the following term is best defined by the statement “Notation that can be input directly into a computer-based development system offers significant benefits.”?
a) Machine readability
b) Maintainability
c) Structure enforcement
d) Overall simplicity
Answer: a
Explanation: Readability is processing input.
61. Cohesion is a qualitative indication of the degree to which a module
a) can be written more compactly
b) focuses on just one thing
c) is able to complete its function in a timely manner
d) is connected to other modules and the outside world
Answer: b
Explanation: Cohesion of a single module/component is the degree to which its responsibilities form a meaningful unit.
62. Coupling is a qualitative indication of the degree to which a module
a) can be written more compactly
b) focuses on just one thing
c) is able to complete its function in a timely manner
d) is connected to other modules and the outside world
Answer: d
Explanation: Coupling between modules/components is their degree of mutual interdependence.
63. Which of the following is a type of Architectural Model?
a) Static structural model
b) Dynamic process model
c) Distribution model
d) All of the mentioned
Answer: d
Explanation: All these models reflects the basic strategy that is used to structure a system.
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