WGU C182 Introduction to IT Questions and Correct
Answers/ Latest Update / Already Graded
Information Technology
Ans: The technology used in creating, maintaining, and making information
accessible.
IT Professional Roles
Ans: Administration and Support
System Administrator
Ans: Maintains all aspects of the system including hardware, software, and
programming.
Network Administrator
Ans: In charge of all aspects of the computer network
Database Administrator
Ans: Focuses on the design, development, and support of database management
systems (DBMSs).
Security Administrator
Ans: Installs, configures, and administers firewall security to protect systems and
proactively work to stop intrusions.
Web Administrator
Ans: Installs, configures, maintains, secures, and troubleshoots web severs.
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Support IT Professionals
Ans: Help desk and training.
Information
Ans: Processed data.
DIKW Hierarchy
Ans: Defines the transition of data to information to knowledge to wisdom.
(Data Information Knowledge Wisdom)
Data in DIKW
Ans: 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
Ans: 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
Ans: 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
Ans: Provides a social setting to knowledge; an understanding of the "why". Can
only come by having both knowledge and experience.
Information Systems
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Ans: 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
Ans: 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
Ans: The Input-Procession-Output-Storage Cycle
Input
Ans: Raw data is entered by the user.
Processing
Ans: Raw data is organized or structured for usefulness.
Output
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Ans: Information is output so user can see results.
Storage
Ans: Processed information is stored for permanent record.
Computer System
Ans: A collection of components that work together to meet the needs of the
user; typically categorized as either hardware, software, networks, or users.
Hardware
Ans: Physical components of a computer system which include the system unit
and its components and peripheral devices; tangible aspects of the computer.
Software
Ans: Computer programs that tell the computer what to do--how to execute
commands and process information
Network
Ans: A collection of computers and resources connected by various media so
that they can communicate with each other.
User
Ans: Those who use a computer.
Software Categories
Ans: Systems Software and Applications Software
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