Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
Definition of an Management Information System?
|
A management information system (MIS) is an organised collection of people , procedures and resources designed to support the decisions of managers.
|
|
|
Definition of corrective maintenance?
|
‘Bugs' which may not have been identified during the testing process become apparent when the system is operating in a live environment
|
|
|
Definition of Perfective maintenance?
|
Users may, after a period of time find a particular aspect of the software unsatisfactory e.g. tables may be difficult to format for printing A security issue e.g. a virus threat may emerge which means that the system requires an extra level of protection The software provider may discover a way to make the application run more efficiently
|
|
|
Definition of Adaptive maintenance?
|
Changes in the business environment e.g. change in legislation may mean
that the software is required to perform tasks it wasn't originally designed for New software or hardware may be purchased the integration of which requires changes to existing systems e.g. purchase of new printers with incompatible drivers |
|
|
Features of a good MIS?
|
"Accuracy of the information produced usually dependent on the accuracy of the data input.
Ability to allow managers to set up their own queries flexibly. Presents the data in an appropriate form, for example a graph, to make it easy to understand. Can be used by managers who have differing experience and skills in the use of ICT. Ability to be transferred to other packages for further processing/analysis such as a spreadsheet package." |
|
|
Features of a Poor MIS?
|
"Inadequate consultation with managers during the analysis of the system to find out what their requirements from the system are.
Lack of training for managers means many managers do not use the system as they should. Inappropriate hardware or software being used. For example, the network may run slowly when processing the information needed when producing MIS reports. Inadequate initial analysis. The system does not do exactly what it should do." |
|
|
what are the different types of maintenance that an ICT might need?
|
Corrective, Perfective and adpative
|
