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Systems Analysis

Systems Analysis

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Which of the following is a non-functional requirement?

Before a customer places a new order, the total cost will be displayed

The

system will be responsive to the user

The

system must send an email whenever an order is placed

The

system will conform to ISO27799

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An item on the critical path of a project

A statement from a programmer that the system is complete

A tangible outcome of a technique

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What does the «extends» stereotype do?

Forces the execution of a use case

Allows reuse of functionality

Models "must-have" behaviour

represent functionality that is optional

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Select a functional requirement from the following

The systems must available 24X 7

The systems must be programmed in Java

The systems must use a 512-bit public key cryptosystems

The system will record pressure readings and save for 48hrs.

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A part of an information systems development methodology which may employ a well-defined set of concepts and a way of handling them in a step of the work

A tool or method developed by experience and then explained by theory

A part of an information systems development methodology which must employ concepts such as object modelling

Employment of a skill

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Codified knowledge stored in a data warehouse

Knowledge that has been deconstructed

Data with the noise removed, according to Shannon's model of communication

Any form of communication that provides understandable and useful knowledge to the person receiving it

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is a one phase of systems development life cycle

is a traditional pre-specified approach

is a set of integrated techniques which support the development of an information system at every stage

is an output from one technique

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Select two approaches to systems development

linear approach

pre-specified approach

modelling approach

evolutionary approach

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Systematic Development

The evolutionary approach

The process of developing an information system in an organised professional way

The waterfall model

A combination of the pre-specified and evolutionary approaches to information systems development

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Which of the following is an intangible benefit?

Time taken to process an order is reduced by 50%

Customers can make orders quicker

Effect on staff morale

The new system will increase sales by 10%

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