Question 21 The _____ approach is an SDLC approach that assumes the various phas

Question

Question 21

The _____ approach is an SDLC approach that assumes the various phases of a project can be completed entire sequentially.

waterfall

artifact

prototype

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Question 22

A concept that allows subclasses to share the characteristics of their superclasses is called _____.

aggregation

encapsulation

multiplicity

inheritance

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Question 23

The purpose of the use case diagram is to identify the _____.

users of the system

system boundary

messages in the system

uses of the system

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Question 24

A(n) _____ is a representation of an important aspect of the real world.

methodology

tool

technique

model

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Question 25

Which of the following is the section of the three-layer architecture that interacts with the database?

Business logic layer

View layer

Data layer

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Question 26

The term “_____” refers to all the people who have an interest in the successful implementation of the system.

users

clients

middle managers

stakeholders

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Question 27

A technique that seeks to alter the nature of the work done in a business function, with the objective of radically improving performance, is called _____.

business process reengineering

strategic planning

information systems strategic planning

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Question 28

_____ feasibility asks the question: “Is the anticipated value of the benefits greater than projected costs of development?”

Technological

Economic

Cultural

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Question 29

Which of the following is that part of the three-layer architecture that contains the programs that implement the business rules of the application?

Data layer

View layer

Business logic layer

User layer

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Question 30

A(n) _____ in system development is a collection of guidelines that help an analyst complete a system development activity or task.

iteration

model

technique

waterfall

artifact

prototype

Explanation / Answer

21) (a) Waterfall

22) (d) Inheritance

23) The seemingly most appropriate answer is (a) users of the system, assuming it means we are exploring all the possible interactions

24) (d) Model

25) (a) Business Logic layer

26) (d) stakeholders

27) (a) business process reengineering

28) (b) Economic

29) (c) Business logic layer

30) (c) technique

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