Timing and resources
Time: 2 weeks
Syllabus: pages 18–25 Section 8.2
Software/course specifications: pages 15–16
Texts: Heinemann IPT Prelim—G. K. Powers (chapter 8)
P1.1 Describes the nature of information processes and information technology
P5.1 Selects and ethically uses computer based and non-computer based resources and tools to process information
P6.1 Analyses and describes an identified need
P6.2 Generates ideas, considers alternatives and develops solutions for a defined need
Students learn to:
(a)Define a graphic and a computer graphic.
(b)Describe the reasons for using a graphic and the purposes of a sign, logo, chart and diagram.
(c)Explain the meaning of a pixel and resolution.
(d)Import a piece of clip art into a document.
(e)Capture a graphic from paper, digital camera, video camera or the Internet.
(f)Create a graphic using a paint and a draw program.
(g)Outline the advantages of a graphic created in a paint program and a draw program.
(h)Describe and use some of the common graphic tools and techniques.
2.Modifying a graphic
(a)Select a graphic to be moved or edited:
paint program: select a region using a selection rectangle or a lasso.
draw program: choose the object by clicking the interior or border. Select multiple objects.
(b)Move a selected graphic to a particular position—drag and use rulers/grids to position exactly.
(c)Crop a graphic so that only part of the graphic is visible.
(d)Resize a graphic—smaller and larger.
(e)Distort a graphic—stretching, tilting, flipping and rotating a picture.
(a)Define a bit-mapped graphic and describe its uses.
(b)Explain the relationship between memory and a bit-mapped graphics resolution—bit mapping.
(c)Calculate the size of a graphic given information about its resolution and tones/colours.
(d)Create a bit-mapped graphic using a painting program.
(e)Edit a bit-mapped graphic using a painting program: aliasing, anti-aliasing.
(f)Identify some common bit-mapped file storage formats—BMP, PCX, TIF, JPG, GIF.
(a)Define a vector graphic and describe its uses.
(b)Create a vector graphic using a drawing program.
(c)Edit a vector graphic using a drawing program: delete, move and copy objects.
(d)Resize, distort, rotate and flip objects.
(e)Overlap at least two objects.
(f)Align objects with one another
(g)Group and ungroup objects together as if they were a single object.
(h)Identify some common vector file storage formats.
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Sample Teaching Program