Last minute tip for exam questions

Question 1 : Business Intelligence

by definition : BI refers to any activities or skills or compiling, processing, storing or providing access to data to bring out a timely and precise information that make impact to overall business performance.

factors :
1. Alignment of the system to the business objectives
2. Type of system being used - suitability to organizational needs
3. Knowledge in handling the system
4. Accesibility and availability of data/information

Question 2 : Hardware and Software

by definition : Hardware are components of the system that perform the processing, storing, input and output to and from the system. Software are programs or applications that runs on the hardware.

Selection should be based on :
1. Organizational needs - too less = can't function, too much = waste of effort
2. System's capability and limitation - what it can do and what it can't.
3. Software compatibility to the hardware. e.g if you only can afford RAM 256MB then you should not go for Vista.
4. Organization readiness to the system - if user too slow, should look into a simpler solution.
5. System suitability for future upgrade

Question 3 : Data Communication Evolution

Data communication evolved. Take an example, some few years ago, purchaser had to send the PO through despatch or courier service. Take time to arrive to supplier. Evolve to fax system when can immediately arrive supplier. Some organization uses computerized PO which linke them with the supplier.
Reverse that to the supplier perspective. Last time, when you search for something, have to ask the supplier to come and bring the catalogue. Current system by database sharing through internet permits fast and accurate selection of parts through electronic catalogues.
In daily operation it saves time, cost and also effort.

Question 4 : Integrated Information System

By definition : Integrated Information System is a set of system that interact between each other without human intervention. Output of one system immediately become input to another system.
By example, if we can integrate maintenance reporting system, production report and breakdown record, any stoppages happened in production that reported by maintenance personnel will directly appeared in production report and breakdown record. So total downtime will be tally between this three reports. If output of maintenance report had to be key in manually into production report, then there are possibility of mistake or error to happen so output of production report will be different or not accurate. Action that may triggered from the report may not be accurate.