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Unit 1: Digital information
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About this unit
This unit explains how computers store information digitally, as binary data. Learn about the binary number system, the conversion of analog to digital data, and data compression strategies.
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- Bits (binary digits)Get 3 of 4 questions to level up!
- BytesGet 3 of 4 questions to level up!
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- Hexadecimal numbersGet 3 of 4 questions to level up!
Level up on the above skills and collect up to 320 Mastery points
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- Number limits, overflow, and roundoffGet 3 of 4 questions to level up!
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- Storing text in binaryGet 3 of 4 questions to level up!
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- Converting analog data to binaryGet 3 of 4 questions to level up!
Level up on the above skills and collect up to 240 Mastery points
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- Lossless file compressionGet 3 of 4 questions to level up!
- Lossy vs. lossless compressionGet 3 of 4 questions to level up!
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- Digital copyright and licensesGet 3 of 4 questions to level up!
Level up on the above skills and collect up to 240 Mastery points
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Level up on all the skills in this unit and collect up to 1,000 Mastery points!