Transcript 0 jrowanSpring2013ItsAllJustBitsV2.pptx

Digital Media
Lecture 0: It’s all just bits!
Georgia Gwinnett College
School of Science and Technology
Dr. Jim Rowan
Refer to Supplemental text:
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It’s all just bits!
Refer to the captured lecture
Lecture 0: It’s all just bits!
 Using HexFiend software to look at
the types of media used in this
class
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Main points
All computer files have binary
codes underlying them
 There is more than text in a file
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– There are control codes
– There are headers
• Headers contain information that is used
by the software that is opening the file
• Images have image size, for instance