Chapter 1

Question 1

Data

Answer 1

a given or fact

• can be number, statement, or picture
• is the raw material in the production of information

Question 2

Information

Answer 2

facts or conclusions that have meaning within context

• composed of data that has been manipulated

Question 3

Process

Answer 3

the manipulation of data; usually produces information but may produce more data

• a piece of information in one context may be considered data in another context

Question 4

FOUR STAGES OF PROCESSING DATA

Answer 4

Input - enter data into IS usually about a transaction

Processing - changing and manipulating the data

Output - get information out of the IS

Storage - maintaining vast amounts of data and information

Question 5

Transaction / TPS

Answer 5

a business event

Transaction processing system (TPS) - a system that records transactions

Question 6

Telecommunications

Answer 6

communications that occurs between computers over distances

• transfer data through the support of networking devices and communication lines

Question 7

Information Technology

Answer 7

the technology involving the development, maintenance, and use of computer systems, software, and networks for the processing and distribution of data

Question 8

System

Answer 8

array of components that work together to achieve goal(s)

• systems may have multiple goals and subsystems

Question 9

Subsystem

Answer 9

component of a larger system

• sub-goal that contributes to main goal

Question 10

Closed/Open Systems

Answer 10

Closed system has no connections with other systems

Open system interfaces and interacts with other systems

• often a subsystem, which by definition are always open

Question 11

Information System (IS)

Answer 11

all components that work together to process data and produce information