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The GIF format uses lossless file compression,so the quality of the image is not decreased when it is saved in the GIF format.
Q4: Program _ use graphic symbols and relational
Q13: During the boot process,the essential portion,or core,of
Q15: Smart cards can be used for online
Q33: _ is the use of networking technology
Q33: _ can be extremely distressing for victims,can
Q46: Some of the most popular Web site
Q61: It is not a good idea to
Q72: Like a computer virus,a computer worm infects
Q85: During the 1980s and early 1990s,_ was
Q85: The accompanying figure shows the iGoogle _