Informatics — Grade 7
Types of algorithms, text editors and presentations, computer graphics, internet safety and units of information.
- 11 topics
- 5 chapters
- 11 min
Topics
Topics are grouped into chapters and listed in reading order.
3 topics
- 6
Raster and Vector Graphics
A computer stores an image in two ways: as a set of dots or as a set of geometric shapes. We learn how they differ and where each is used.
Chapter 3. Computer Graphics1 min
- 7
Drawing and Editing in a Graphics Editor
We study the main tools of a graphics editor, such as the pencil, fill, shapes, selection and colors, and create a simple picture.
Chapter 3. Computer Graphics1 min
- 11
Units of Information
In a computer, information is measured in bits and bytes. We study how the units relate to one another and how to calculate file size.
Chapter 5. Encoding Information1 min