WGUuC182uINTRODUCTIONuTOuIT
WGU C182 INTRODUCTION TO IT EXAM 1 20
u u u u u u u
25 STUDY QUESTIONS AND ANSWERS
u u u u
Information Technology u
The technology used in creating, maintaining, and making information acc
u u u u u u u u u
essible.
IT Professional Roles Admini
u u u
stration and Support
u u
System Administrator
u
Maintains all aspects of the system including hardware, software, and progr
u u u u u u u u u u
amming.
Network Administrator
u
In charge of all aspects of the computer network
u u u u u u u u
,WGUuC182uINTRODUCTIONuTOuIT
Database Administrator
u
Focuses on the design, development, and support of database management
u u u u u u u u u u
systems (DBMSs).
u
Security Administrator
u
Installs, configures, and administers firewall security to protect systems an
u u u u u u u u u
d proactively work to stop intrusions.
u u u u u
Web Administrator
u
Installs, configures, maintains, secures, and troubleshoots web severs.
u u u u u u u
Support IT Professionals Hel
u u u
p desk and training.
u u u
Information Processe u
d data.
u
,WGUuC182uINTRODUCTIONuTOuIT
DIKW Hierarchy u
Defines the transition of data to information from knowledge to wisdom. (
u u u u u u u u u u u
Data Information Knowledge Wisdom)
u u u
Data in DIKW u u
The input directly received by the user (or computer). It is generally not usa
u u u u u u u u u u u u u
ble until it has been converted into a relevant form.
u u u u u u u u u
Information in DIKW u u
Having been inferred from data; one or more processes have been applied t
u u u u u u u u u u u u
o the data to transform it into a more useful form.
u u u u u u u u u u
Knowledge in DIKW u u
Information that has been put to use; information placed into a context. Refi
u u u u u u u u u u u u
ned information such that the user of the knowledge is able to call forth onl
u u u u u u u u u u u u u u
y relevant portions of information when needed.
u u u u u u
, WGUuC182uINTRODUCTIONuTOuIT
Wisdom in DIKW u u
Provides a social setting to knowledge; an understanding of the "why". Can
u u u u u u u u u u u u
only come by having both knowledge and experience.
u u u u u u u
Information Systems u
A collection of data and information used to support the management of an
u u u u u u u u u u u u u
organization. Also refers to the technical components and human resources
u u u u u u u u u
that enable the assembly, storage, and processing of data and the delivery o
u u u u u u u u u u u u u
f information. This has existed for a lot longer than computers.
u u u u u u u u u u
Characteristics of Quality Data u u u
Relevance - u
the data being used must apply directly to the decision being made
u u u u u u u u u u u u
Timely - data must be efficient and must be provided in a timely manner
u u u u u u u u u u u u u
Thorough - the data must be complete
u u u u u u
WGU C182 INTRODUCTION TO IT EXAM 1 20
u u u u u u u
25 STUDY QUESTIONS AND ANSWERS
u u u u
Information Technology u
The technology used in creating, maintaining, and making information acc
u u u u u u u u u
essible.
IT Professional Roles Admini
u u u
stration and Support
u u
System Administrator
u
Maintains all aspects of the system including hardware, software, and progr
u u u u u u u u u u
amming.
Network Administrator
u
In charge of all aspects of the computer network
u u u u u u u u
,WGUuC182uINTRODUCTIONuTOuIT
Database Administrator
u
Focuses on the design, development, and support of database management
u u u u u u u u u u
systems (DBMSs).
u
Security Administrator
u
Installs, configures, and administers firewall security to protect systems an
u u u u u u u u u
d proactively work to stop intrusions.
u u u u u
Web Administrator
u
Installs, configures, maintains, secures, and troubleshoots web severs.
u u u u u u u
Support IT Professionals Hel
u u u
p desk and training.
u u u
Information Processe u
d data.
u
,WGUuC182uINTRODUCTIONuTOuIT
DIKW Hierarchy u
Defines the transition of data to information from knowledge to wisdom. (
u u u u u u u u u u u
Data Information Knowledge Wisdom)
u u u
Data in DIKW u u
The input directly received by the user (or computer). It is generally not usa
u u u u u u u u u u u u u
ble until it has been converted into a relevant form.
u u u u u u u u u
Information in DIKW u u
Having been inferred from data; one or more processes have been applied t
u u u u u u u u u u u u
o the data to transform it into a more useful form.
u u u u u u u u u u
Knowledge in DIKW u u
Information that has been put to use; information placed into a context. Refi
u u u u u u u u u u u u
ned information such that the user of the knowledge is able to call forth onl
u u u u u u u u u u u u u u
y relevant portions of information when needed.
u u u u u u
, WGUuC182uINTRODUCTIONuTOuIT
Wisdom in DIKW u u
Provides a social setting to knowledge; an understanding of the "why". Can
u u u u u u u u u u u u
only come by having both knowledge and experience.
u u u u u u u
Information Systems u
A collection of data and information used to support the management of an
u u u u u u u u u u u u u
organization. Also refers to the technical components and human resources
u u u u u u u u u
that enable the assembly, storage, and processing of data and the delivery o
u u u u u u u u u u u u u
f information. This has existed for a lot longer than computers.
u u u u u u u u u u
Characteristics of Quality Data u u u
Relevance - u
the data being used must apply directly to the decision being made
u u u u u u u u u u u u
Timely - data must be efficient and must be provided in a timely manner
u u u u u u u u u u u u u
Thorough - the data must be complete
u u u u u u