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Which of the following is the correct way to describe a token in AI language models?

easy📝 Factual Q3 of 15
AI for Everyone - How AI Models Actually Work
Which of the following is the correct way to describe a token in AI language models?
AA token is always a single letter
BA token can be a word, part of a word, or punctuation
CA token is a paragraph of text
DA token is the model's output only
Step-by-Step Solution
Solution:
  1. Step 1: Recall token definition

    Tokens are pieces of text that can be words, parts of words, or punctuation marks.
  2. Step 2: Eliminate incorrect options

    Tokens are not always single letters, nor are they paragraphs or only outputs.
  3. Final Answer:

    A token can be a word, part of a word, or punctuation -> Option B
  4. Quick Check:

    Token = Word/part/punctuation [OK]
Quick Trick: Tokens include punctuation and word parts, not just letters [OK]
Common Mistakes:
  • Thinking tokens are only single letters
  • Assuming tokens are large text blocks
  • Confusing tokens with outputs

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