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