Information Systems & Technology Flashcards

Which database model organizes data into tables with relationships defined by primary and foreign keys?

Answer: Relational model

The relational model, introduced by E.F. Codd, organizes data into two-dimensional tables and uses primary/foreign keys to define relationships between tables.

In the context of information systems, what does 'interoperability' mean?

Answer: The ability of different systems or components to work together and exchange information

Interoperability is the capacity of diverse information systems to exchange and make use of data without special effort by the user.

What is the primary benefit of using an API (Application Programming Interface) in information systems?

Answer: It defines a set of protocols allowing different software applications to communicate

APIs expose defined endpoints and protocols so that different applications can request and exchange data programmatically without needing to know each other's internal workings.

A Business Intelligence (BI) system would most likely be used for which of the following?

Answer: Analyzing historical sales trends to support strategic decisions

BI systems aggregate and analyze historical data to produce dashboards, reports, and insights that support strategic and tactical decision-making.

What does 'system uptime' measure in information management?

Answer: The percentage of time a system is operational and available to users

System uptime is the proportion of time a system is running and accessible, often expressed as a percentage (e.g., 99.9% uptime).

Which concept describes the process of converting analog information into a digital format for use in information systems?

Answer: Digitization

Digitization is the conversion of analog content (paper documents, film, audio) into digital formats that can be stored, processed, and transmitted by computer systems.