Digital Information: Vocabulary Pt1

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Across
  1. 4. An image can be represented as a grid of values. Each value encodes the color at that position in the image
  2. 8. Number system that has 16 digits 1 - 9 and A - F
  3. 10. The hexadecimal number system is the Base 16 number system. It is a number system that only uses 16 digits (0 1 2 3 4 5 6 7 8 9 A B C D E F)
  4. 11. Number system that has 2 digits, 0 and 1. This is how computers represent numbers at the base level
  5. 12. A number system defines how we represent numbers. It defines which digits we can use, and what value each position (place value) in a number has
Down
  1. 1. Generally comprises data that is created by, or prepared for, electronic systems and devices such as computers, screens, calculators, communication devices and so on, and can be stored on those devices or in the Cloud
  2. 2. The number system we use in out everyday lives. It has 10 digits, 0-9
  3. 3. The number base of a number system defines how many digits are in the number system, and the base of the exponent for each place value in a number.
  4. 5. means “binary digit”. A bit is a single digit in a binary number. A bit can either be 0 or 1
  5. 6. Managing complexity by “abstracting away” information and detail, in order to focus on the relevant concepts
  6. 7. is the standard protocol for encoding text information as bits. The ASCII table assigns a unique binary number to every text character
  7. 9. Images are made up of these, which are essentially a grid of values. Each value, or pixel, encodes the color at that position in the image