Information Technology - ANSWERStechnology used in creating and making information accessible.
IT Professional Roles - ANSWERSAdministration / Support
System Administrator - ANSWERSMaintains system (hardware, software, and programming)
Network Administrator - ANSWERSIn charge of the comput...
Information Technology - ANSWERStechnology used in creating and making information
accessible.
IT Professional Roles - ANSWERSAdministration / Support
System Administrator - ANSWERSMaintains system (hardware, software, and programming)
Network Administrator - ANSWERSIn charge of the computer network
Database Administrator - ANSWERSFocuses on the design, development, and support of DBMS
Security Administrator - ANSWERSInstalls/administers firewall security to protect systems and stop
intrusions.
Web Administrator - ANSWERSInstalls/troubleshoots web severs.
Support IT Professionals - ANSWERSHelp desk and training.
Information - ANSWERSProcessed data.
DIKW Hierarchy - ANSWERSData Information Knowledge Wisdom
Data in DIKW - ANSWERSThe input
(not usable until it converted into a relevant form)
,Information in DIKW - ANSWERSinferred from data
data transformed into a useful form by applying 1+ processes
Knowledge in DIKW - ANSWERS(Refined) Information placed into a context.
recalling relevant information
Wisdom in DIKW - ANSWERSProvides a social setting to knowledge
an understanding of the "why"
knowledge and experience.
Information Systems - ANSWERSA collection of data and information that supports decision making in an
organization.
Existed for a lot longer than computers.
Enables data processing and storage them delivering information
Characteristics of Quality Data - ANSWERSRelevance - relates directly to decision being made
Timely - efficient and provided in a timely manner
Thorough - the data must be complete
Software contain the 1) 2)that perform this function 3)to accomplish - ANSWERSComputer programs
That tell the computer how to
process information then execute commands
Network is a ____ of _______ and _______
These things communicate with each other by ______ _______ - ANSWERSA collection of computers and
resources that communicate with each other by various media
,User - ANSWERSThose who use a computer.
Software Categories - ANSWERSSystems Software
Applications Software
Evolution of Users 1,2,3 - ANSWERSFirst users: engineers who built and programmed computers
Next: employees who had received specialized training
Today: anyone can be a user.
Protocol is the - ANSWERSRules for computers to communicate by
2 most common protocols - ANSWERSTCIP
IP
Accurate - data = captured only once (where possible). Captured as close as possible to the point of
activity
Processing - ANSWERSRaw data is structured for usefulness.
Output - ANSWERSInformation is output so user can see results.
Storage - ANSWERSProcessed info stored for permanent record.
Computer System - ANSWERSA collection of components working together to meet the users needs;
, hardware, software, networks, users.
Hardware is the
And contains the ____ and ________ - ANSWERSPhysical components (tangible)
system unit and peripheral devices
TCP/IP is required by all ______that _________ - ANSWERSTransmission Control Protocol/Internet
Protocol
required of all computers that communicate over the Internet.
Protocol Stack - ANSWERSA collection of protocols
EX: TCP/IP
Components of a Computer 1) 2)__&___ 3) - ANSWERSCPU, Memory and Storage, Peripheral Devices
CPU
Executes programs _______
____________ components of computer
AKA the "______" - ANSWERSExecutes programs' instructions
commands various components in the computer
The "chip"
Memory Stores... ________ and their _______ - ANSWERSprograms and their data.
I/O Subsystem contain ___________ where _____ ________ _________devices are used - ANSWERSAll
peripheral devices
where long term storage devices are used.
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