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What you need to learn in Unit 1 A
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Information TechnologyInformation TechnologyUnit 1: IT in ActionUnit 1: IT in Action
Area of Study 1: From Data to Area of Study 1: From Data to InformationInformation
The Problem-solving The Problem-solving Methodology*Methodology*
*The steps you follow to solve an information *The steps you follow to solve an information problemproblem
Why create solutions?Why create solutions?
To INFORMTo INFORM
To ENTERTAINTo ENTERTAIN
To EDUCATETo EDUCATE
To PERSUADETo PERSUADE
Data typesData types
IntegerInteger
Floating point numbersFloating point numbers
CharacterCharacter
StringString
11 1717 -302-302
1.761.760.0080.0083.14 x 103.14 x 10-6-6
AA yy xx
DavidDavidDiamond Valley CollegeDiamond Valley College
0414 657 8790414 657 879
Identifying relevant dataIdentifying relevant data
Get rid of unnecessary dataGet rid of unnecessary data
What data types would best produce What data types would best produce the graphic you need?the graphic you need?
Spreadsheet softwareSpreadsheet software
What is it used for?What is it used for?
What can it do?What can it do?
What special functions does it have?What special functions does it have?
How do you use it?How do you use it?
Graphic representationsGraphic representations
What are they for?What are they for?
How are they created?How are they created?
Design elements of Design elements of graphic representationsgraphic representations
Improving appearanceImproving appearance
Enhancing effectivenessEnhancing effectiveness
Design toolsDesign tools
functionality andfunctionality and
appearanceappearance
of solutionsof solutions
Used to represent theUsed to represent the
Formats and Formats and ConventionsConventions
download file type & sizedownload file type & size
Top leftTop left
Left alignedLeft aligned
left alignedleft aligned
right alignedright aligned
bold headingsbold headings
Testing techniquesTesting techniquesCompletenessCompletenessReliabilitReliabilit
yy
Communication of Communication of MessageMessage
UsabilityUsabilityRelevanceRelevance
TimelinesTimelinesssAccessibilitAccessibilityy
FunctionalitFunctionalityy
PresentatioPresentationn
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