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Project Work1

Aspects of Project work

TermDefinition
Preliminary investigation Determines whether a quick fix of the existing system will solve the problem or a new system is necessary.
Requirement report It outlines the aims and objectives of the new system and how it will help the organisation.
Prototypes A model that is built in order to understand the requirements of the system.
Feasibility Study A report that analyses potential solutions in terms of the known constraints and makes a recommendation.
Economic feasibility Compares the costs of developing the new system with the expected benefits.
Technical feasibility Determines the information technology requirements of the new system and the technical demands that will be placed on the new system.
Schedule feasibility Determines whether time is available to implement the new system.
Organisational feasibility Determines whether the new system will have enough support from participants to be successfully implemented and whether participants can operate the system.
Context diagram A graphical method of representing a system that uses only a single process together with inputs and outputs (external entities).
Data flow diagram A graphical method of representing a system that uses a number of processes together with inputs, outputs and storage.
Data dictionary It provides information about the characteristics of each item entered in the database, such as the field names, field sizes, data types and field descriptions.
Participant training Ensures participants can use the new system and understand its benefits.
Direct conversion Involves the immediate change to the new system on a chosen date.
Parallel conversion Involves the old and new systems both working together at the same time.
Phased conversion Involves the gradual implementation of the new system.
Pilot conversion Involves trialing the new system in a small portion of the organisation.
Machine-centred systems Systems that are designed to simplify what the computer must do at the expense of participants.
Human-centred systems System that make participants’ work as effective and satisfying as possible.
Gantt chart A popular project management tool used to record and track schedules.
Deliverable A tangible item expected from a task. It may be a diagram, report, data dictionary, program or training manual.
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