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Blown to Bits Chapter 3b questions and answers verified 2024 $13.49   Add to cart
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Blown to Bits Chapter 3b questions and answers verified 2024
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Blown to Bits Chapter 3b questions and answers verified 2024

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  • September 26, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • blown to bits chapter 3b questions and answers ver

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Blown to Bits Chapter 3
What is metadata? Give an example. - correct answer ✔Metadata: Data that
is saved with a file that describes that file. An email


What is a model? - correct answer ✔A model is the representation of
something in bits that can be rendered as whatever the file contains.


What's the difference between a raster image and an ASCII representation of
a text document? - correct answer ✔A raster image uses each individual
pixel to represent something that often has many hues of colors and a high
quality.


What are filename extensions? What are they used for? - correct answer ✔A
filename extension describes how the content of a file should be interpreted.
For example a .doc filename extension should be interpreted using Microsoft
Word


What is lossless representation? What is lossy representation? What are the
trade-offs in using each representation? - correct answer ✔A lossless
representation is a representation that allows the exact same image to be
rendered. A lossy representation is an approximate representation of
something. Lossless images are higher quality and take up more space, so
sometimes it is more efficient and acceptable to use a lossy representation


What is steganography and what is it used for? - correct answer
✔Steganography is the art of sending secret messages in unidentifiable ways.
It is useful when wanting to communicate with certain people without others
being able to understand the messages sent to those specific people

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