Information Systems - Unit 2 EXAM
QUESTIONS AND ANSWERS 100%
PASS GUARANTEE
Data - CORRECT ANSWER-Raw, unprocessed facts and figures (e.g., product
codes, customer addresses, sales figures).
Information - CORRECT ANSWER-Processed data with context and meaning
(e.g., total sales for a month).
Accuracy - CORRECT ANSWER-Ensures information derived from data is
reliable.
Consistency - CORRECT ANSWER-Ensures data can be compared and analyzed
reliably across the system.
Data Transformation - CORRECT ANSWER-Information systems process data
through calculations, summarization, and analysis.
Databases - CORRECT ANSWER-Store and organize large amounts of data for
efficient retrieval and analysis.
, Data Structures - CORRECT ANSWER-Tables, columns, and rows organize data
within databases.
Linking Databases - CORRECT ANSWER-Provides a holistic view of data across
the organization for better decision-making.
Data Warehouses - CORRECT ANSWER-Specialized databases for storing
historical data for analysis and insights.
Data Security - CORRECT ANSWER-Access control: Restricts access to sensitive
data.
Encryption - CORRECT ANSWER-Scrambles data for protection.
Backups and Recovery - CORRECT ANSWER-Protects data from loss due to
system failures.
Business Intelligence - CORRECT ANSWER-Information systems present
complex data trends in understandable formats (dashboards, visualizations).
Data Mining - CORRECT ANSWER-Discovers hidden patterns and relationships
within large datasets.
Human Expertise - CORRECT ANSWER-Interprets the meaning of data and
applies it in decision-making contexts.
Data Fundamentals - CORRECT ANSWER-Without data, hardware and software
aren't very useful.
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