Chapter 9

Question 1

Preliminary study

Answer 1

Preliminary study is a brief study at whether or not a new system is needed

Question 2

Feasibility study

Answer 2

Feasibility study looks at the existing system and possible alternatives to this.

Question 3

Problem analysis

Answer 3

Problem analysis is analysing the problems of the old system and seeing how these problems can be reduced

Question 4

Design

Answer 4

Design is the designing of how the requirements of the organisation are to be implemented

Question 5

Construction

Answer 5

Construction is the building stage of the new system

Question 6

Testing

Answer 6

Testing is testing the new system for faults

Question 7

Module testing

Answer 7

This is where each part of the system is tested

Question 8

Functional testing

Answer 8

This is testing that the outputs are correct for the given inputs

Question 9

System testing

Answer 9

This is testing that the system meets its specified requirements

Question 10

User testing

Answer 10

This is testing that users can use the system using real data

Question 11

Operational testing

Answer 11

This is testing that the system can be used in its normal environment

Question 12

Installation

Answer 12

This is the installing of the new system for use

Question 13

Direct changeover

Answer 13

A direct switch from using the old system to using the new system

Question 14

Parallel running

Answer 14

This is running both the old and new systems for a period of time until the new system is working correctly

Question 15

Phased conversion

Answer 15

This is installing the new system in stages

Question 16

Pilot conversion

Answer 16

This is installing the system one department at a time within the organisation

Question 17

Maintenance

Answer 17

Maintenance is making necessary changes to the system for it to maintain operational

Question 18

Project management

Answer 18

Project management is managing a development project

Question 19

Linear methodologies

Answer 19

This is a method of developing systems in a linear order

Question 20

Iterative methodologies

Answer 20

This is a method of developing a new system where you repeat a section over and over until you get the solution