CA Information Systems 5

Question 1

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

Accepted Answer

Ransomware

Answer

Ransomware encrypts the victim's data and extorts payment in exchange for the decryption key needed to restore access.

Question 2

In IT governance, the COBIT framework is primarily used to:

Accepted Answer

Align IT strategy with business goals and ensure effective IT governance and management

Answer

COBIT provides a comprehensive framework for IT governance and management, helping organizations align IT with business strategy.

Question 3

A 'completeness check' in data validation ensures that:

Accepted Answer

All required fields contain data before a record is accepted

Answer

A completeness check verifies that all mandatory fields have been populated, preventing the processing of incomplete records.

Question 4

Which of the following best describes 'data warehousing' in the context of management information systems?

Accepted Answer

A centralized repository integrating data from multiple sources for reporting and analysis

Answer

A data warehouse aggregates structured data from various operational sources into a single repository optimized for analytical queries and reporting.

Question 5

Multi-factor authentication (MFA) requires users to provide:

Accepted Answer

Two or more independent verification factors from different categories

Answer

MFA combines two or more factors from categories such as something you know, something you have, and something you are.

(CA) Certified Accountant Practice Test