Information Systems Flashcards
7 cards from real CA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Information Systems flashcards as text
Which type of malware encrypts a victim's files and demands payment for the decryption key?
Answer: Ransomware
Ransomware encrypts the victim's data and extorts payment in exchange for the decryption key needed to restore access.
In IT governance, the COBIT framework is primarily used to:
Answer: Align IT strategy with business goals and ensure effective IT governance and management
COBIT provides a comprehensive framework for IT governance and management, helping organizations align IT with business strategy.
A 'completeness check' in data validation ensures that:
Answer: All required fields contain data before a record is accepted
A completeness check verifies that all mandatory fields have been populated, preventing the processing of incomplete records.
Which of the following best describes 'data warehousing' in the context of management information systems?
Answer: A centralized repository integrating data from multiple sources for reporting and analysis
A data warehouse aggregates structured data from various operational sources into a single repository optimized for analytical queries and reporting.
Multi-factor authentication (MFA) requires users to provide:
Answer: Two or more independent verification factors from different categories
MFA combines two or more factors from categories such as something you know, something you have, and something you are.
An intrusion detection system (IDS) differs from an intrusion prevention system (IPS) in that an IDS:
Answer: Monitors and alerts on suspicious activity without blocking it
An IDS passively monitors network or system activity and generates alerts, while an IPS actively blocks detected threats.
Which of the following is the BEST description of 'systems integration testing'?
Answer: Testing the combined interaction of multiple systems or modules to verify they work together correctly
Systems integration testing validates that separately developed modules or systems function correctly when connected and interact as expected.