Questions and All Correct Answers
2025-2026 Edition.
System - Answer a set of interrelated components, with a clearly defined boundary, working
together to achieve a common set of objectives
Information System - Answer an organized combination of people, hardware, software,
communication networks, data resources, policies/procedures
-captures, store, retrieves, transform and disseminates
What is the difference between information systems and information technology? - Answer -
IS: all comp.'s and resources necessary to deliver information and functions to the organization
-IT: hardware and software
Information Concepts - Answer -Foundation Concepts
-Information Technology
-Business Applications
-Development Process
-Management Challenges
4 Major Components of Info System - Answer Data, Database, Process and Information
(Raw) Data - Answer raw, input to the system
-Sources of Data: internal and external
-Time Orientation: can change overtime
-ex: all names and addresses of students
Aggregated Data - Answer like a class list
Disaggregated Data - Answer class list separated into majors, smaller categories
, Meta Data - Answer data about the data or secondary descriptions around data
Encapsulation vs Normalization - Answer E - grouping objects along with their attributes and
methods into a class
N - makes relational databases efficient, eliminates duplicate data, ensures data is related
Database - Answer a place where data is stored, heart of info system, collection of all relevant
data organized in a series of integrated files and collection of related data that can be stored in a
central location or in multiple locations
- Essential for success
- Managed with a database management system (DBMS) i.e. Oracle
-Reduces personnel time needed to gather, process and interpret data manually
Logical Database - Answer how information appears to users and how it can be organized and
retrieved
-can be more than one logical view
Physical Database - Answer how data is stored on and retrieved from storage media (disks,
tapes, CD's, etc.)
Process - Answer generates the most useful type of information for decision making
- Generally includes transaction, processing reports and models for decision analysis
-Includes a wide range of models
Information - Answer output of an info system, facts that have been analyzed by the process
component
Quality of Information - Answer -Timeliness
-Integration with other data and info
-Consistency and Accuracy
-Relevance
User Interface - Answer -Must be flexible/easy to use