Test your knowledge

1. Why is the concept of distance particularly valuable?
2. What was one of the most practical benefits introduced by the definition of the Haversine function?
3. What is the assumption that makes Vincenty’s formula for calculating the distance between two geographic locations so much more accurate than others?
4. What libraries are used in Python and R to compute distances between geographic points?
5. If Hamming distance is very powerful, why is it not often used in common string comparison problems?
6. When is it recommended to use the Damerau-Levenshtein distance?
7. When is it recommended to use the Jaro-Winkler distance?
8. When is it recommended to use the Jaccard distance?
9. What libraries are used in Python and R to compute distances between strings?

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