Ordinary level 2025 South regional mock computer science answer guide
Ordinary level 2025 South regional mock computer science answer guide
Two components of an Information System (IS): Any plausible 2
Hardware: Physical devices such as computers, servers, and other equipment used to input, store,
process, and output data.
Software: The programs or applications that instruct the hardware on how to process the data. For
example, an inventory management system or a database management system.
People: All end users who use computers to make them more productive.
They operate the hardware, create the software, and respond to the procedures that the software instructions represent.
Procedures: These are the instructions that the software present to the user to follow to input data or in
response to information generated. – provide guidelines for computer operations such as manuals.
| | Data/information: raw facts and figures needed for processing to give information. The Transaction Processing System (TPS) would be most useful for the library department to keep track of books. Justification: A TPS can efficiently manage day-to-day operations like tracking the status of books |
ii) |
(borrowed, returned, overdue). It handles large numbers of transactions involving the borrowing and
returning of books and helps maintain accurate records.
| iii) | The Management Information System (MIS)* would be helpful for the *student affairs department. Justification: An MIS helps in managing and organizing data for decision-making. The student |
affairs department can use it to easily store and retrieve student records (personal details, medical
records, disciplinary actions) and generate reports for administrative purposes.
(b) (i) Control system: it a device (software or hardware or a combination of both) that direct, regulate and manage the
behavior of other devices or systems Ex. Thermostat, autopilot in an airplane (controls the aircraft altitude, speed.
