Trivia Flashcards

Which model describes five competitive forces that shape industry strategy, often analyzed using information systems?

Answer: Porter's Five Forces

Porter's Five Forces model evaluates competitive rivalry, supplier power, buyer power, threat of substitutes, and barriers to entry.

What type of malware encrypts a victim's files and demands payment for the decryption key?

Answer: Ransomware

Ransomware locks or encrypts data and extorts victims into paying a ransom to regain access.

In database terminology, what is a 'foreign key'?

Answer: A field that references the primary key of another table

A foreign key is a column whose values correspond to the primary key in a related table, enforcing referential integrity.

Which methodology delivers software in short, iterative cycles called 'sprints'?

Answer: Agile Scrum

Agile Scrum divides development into time-boxed sprints (typically 1–4 weeks) with continuous feedback and adaptation.

What term describes the practice of storing and accessing data over the internet rather than on local hardware?

Answer: Cloud Computing

Cloud computing delivers on-demand computing services—servers, storage, databases—over the internet on a pay-as-you-go basis.

Which system is specifically designed to support unstructured decisions made by top-level executives?

Answer: Executive Support System

An Executive Support System (ESS) provides senior management with aggregated, external, and internal data for strategic decisions.

What does 'SaaS' stand for in cloud computing?

Answer: Software as a Service

SaaS (Software as a Service) delivers applications over the internet on a subscription basis, eliminating local installation.