A2
Unit 4 Information Systems Within Organisations
Specification |
13.1 Organisational
Structure:
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13.2 Information Systems and Organisations:
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Definition of a management information
system (MIS):
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Recall that an MIS is a system to
convert data from internal and external sources into information.
This is communicated in an appropriate form to managers at different
levels, enabling them to make effective decisions for planning,
directing and controlling activities for which they are responsible.
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The development and life cycle of
an information system:
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Recognise the existence of formal
methods, the need for clear time scales, agreed deliverables and
approval to proceed.
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Success or failure of a management
information system:
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Understand the factors influencing
the success or failure of an information system, e.g.
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inadequate analysis;
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lack of management involvement
in design;
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emphasis on computer system;
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concentration on low-level data
processing;
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lack of management knowledge
of ICT systems and capabilities;
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inappropriate/excessive management
demands;
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lack of teamwork;
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lack of professional standards.
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13.3 Corporate Information Systems Strategy
- Describe the factors influencing an information system
within an organisation:
- Organisation and functions of management methods
for planning and decision-making, legal and audit requirement, general
organisation structure, responsibility for the information system
within an organisation, information flow, hardware and software, standards
and behavioural factors, e.g. personalities, motivation, ability to
adapt to change.
- Information flow:
- Describe the methods and mechanisms of information
flow within an organisation, both formal and informal, and the constraints
imposed upon that flow by organisational structures.
- Personnel:
- Understand the levels of task/personnel within an
organisation: strategic; implementation; operational. Relate the needs
of these three levels to the information system.
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13.4 Information and Data
- Data:
- Understand that data may require translation or transcription
prior to entry into the system. This can affect the accuracy of the
data.
- Discuss the impact of quantity and quality of data
on the method of data capture together with the control and audit
mechanisms required to manage data capture.
- Information:
- Understand management information needs: the concept
of relevance and methods of interpretation. Understand that information
has many characteristics and can be classified in many ways.
Examples include:
Source - internal, external, primary, secondary
Nature - quantitative, qualitative, formal, informal
Level - strategic, tactical, operational
Time - historical, current, future
Frequency - real-time, hourly, daily, monthly
Use - planning, control, decision
Form - written, visual, aural, sensory
Type - disaggregated, aggregated, sampled.
- Discuss the value of information in aiding the decision
making process.
- Understand the difference between internal and external
information requirements.
- Describe the characteristics of good information
and delivery, e.g. relevant; accurate; complete; user confidence;
to right person; at right time; in right detail; via correct channel
of communication; understandable.
- Describe the advantages and characteristics of good
information within an applications context
- Effective presentation:
- Understand the effect that the method and style of
presentation has upon the message/design in relation to the intended
audience.
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13.5 The Management of Change
- Understand that the introduction or development
of an information system will result in change which must be managed.
Changes could occur in relation to re-skilling, attitude, organisational
structure, employment pattern and conditions, internal procedures.
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13.6 Legal Aspects
- Understand the need for a corporate information system
security policy and the rôle it would fill within an organisation.
Factors could include prevention of misuse, detection, investigation,
procedures, staff responsibilities, disciplinary procedures.
- Describe the content of a corporate information system
security policy.
Describe methods of improving awareness of security policy within
an organisation, cross-referencing to training and standards.
- Audit requirements:
- Understand that many information systems are subject
to audit.
- Understand the impact of audit on data and information
control.
- Describe the need for audit and the role of audit
management/software tools in information systems.
- Understand the function of audit trails and describe
applications of use, e.g. ordering systems; student tracking; police
vehicle enquiries.
- Disaster recovery management:
- Describe the various potential threats to information
systems, e.g. physical security; document security; personnel security;
hardware security; communications security; software security.
Understand the concept of risk analysis.
- Understand the commercial need to ensure that an
information system is protected from threat.
Describe a range of contingency plans to recover from disasters and
relate these to identified threats.
- Describe the criteria used to select a contingency
plan appropriate to the scale of an organisation and installation.
- Legislation Understand that implementation of legislation
will impact on procedures within an organisation.
- Describe the methods of enforcing and controlling
data protection legislation within an organisation.
- Describe the methods of enforcing and controlling
software misuse legislation within an organisation.
- Describe the methods of enforcing and controlling
health and safety legislation within an organisation.
- Discuss the implications of the various types of
legislation.
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13.7 User Support
- Describe the ways in which software houses provide
user support, relating these to cost and package credibility.
- Describe the range of user support options available
with industry standard packages. These could include existing user
base, support articles, utilities, specialist bulletin boards, communications
systems, e.g. Internet; e-mail.
- Select and justify an appropriate user support system
for a particular context.
Explain the need for different levels of documentation related to
user and task.
- Training:
- Explain the need for different levels of training
related to user and task.
- Understand the need for continual skill updating
and refreshing.
- Describe the methods by which users can gain expertise
in software use and discuss the relative merits.
- Understand the need to develop training strategies
to respond to growing user awareness.
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13.8 Project Management and Effective ICT Teams
- Understand why projects are often sub-divided into
tasks and allocated to teams.
- Describe the characteristics of a good team, e.g.
leadership; appropriate allocation of tasks; adherence to standards;
monitoring; costs; control.
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13.9 Information and the Professional
- Discuss the social, moral and ethical issues associated
with the introduction and use of information and communication technology
systems, which affect a professional working within the industry.
- Understand that 'codes of practice' exist which are
separate from any legal requirements with which professional organisations
are expected to comply.
- Understand the need for a code of practice for ICT
users in an organisation.
- Employee code of conduct:
- Understand what is meant by an employee code of conduct,
e.g. responsibilities; authorisation; security; penalties for misuse.
- Describe the contents of such a code of conduct.
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