WGU C182 Introduction to IT, Complete
study guide, 2022 UPDATE. GRADED A+
Information Technology - ✔✔The technology used in creating, maintaining, and making information
accessible.
IT Professional Roles - ✔✔Administ
...
WGU C182 Introduction to IT, Complete
study guide, 2022 UPDATE. GRADED A+
Information Technology - ✔✔The technology used in creating, maintaining, and making information
accessible.
IT Professional Roles - ✔✔Administration and Support
System Administrator - ✔✔Maintains all aspects of the system including hardware, software, and
programming.
Network Administrator - ✔✔In charge of all aspects of the computer network
Database Administrator - ✔✔Focuses on the design, development, and support of database
management systems (DBMSs).
Security Administrator - ✔✔Installs, configures, and administers firewall security to protect systems and
proactively work to stop intrusions.
Web Administrator - ✔✔Installs, configures, maintains, secures, and troubleshoots web severs.
Support IT Professionals - ✔✔Help desk and training.
Information - ✔✔Processed data.
DIKW Hierarchy - ✔✔Defines the transition of data to information to knowledge to wisdom. (Data
Information Knowledge Wisdom)Data in DIKW - ✔✔The input directly received by the user (or computer). It is generally not usable until it
has been converted into a relevant form.
Information in DIKW - ✔✔Having been inferred from data; one or more processes have been applied to
the data to transform it into a more useful form.
Knowledge in DIKW - ✔✔Information that has been put to use; information placed into a context.
Refined information such that the user of the knowledge is able to call forth only relevant portions of
information when needed.
Wisdom in DIKW - ✔✔Provides a social setting to knowledge; an understanding of the "why". Can only
come by having both knowledge and experience.
Information Systems - ✔✔A collection of data and information used to support the management of an
organization. Also refers to the technical components and human resources that enable the assembly,
storage, and processing of data and the delivery of information. This has existed for a lot longer than
computers.
Characteristics of Quality Data - ✔✔Relevance - the data being used must apply directly to the decision
being made
Timely - data must be efficient and must be provided in a timely manner
Thorough - the data must be complete
Accurate - data should be captured only once, where possible and should be captured as close to the
point of activity as possible.
Reliable - data should reflect stable and consistent data collection processes across collections points
and over time
IPOS - ✔✔The Input-Procession-Output-Storage Cycle
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