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Sort: B+ tree feature or hash index feature?

Exercise and reference answers

Items
  1. Item
    Supports range queries efficiently
    Answer
    left
  2. Item
    Keys stored only at leaf level
    Answer
    left
  3. Item
    Leaves linked for sequential scan
    Answer
    left
  4. Item
    O(1) average lookup
    Answer
    right
  5. Item
    Cannot do range queries efficiently
    Answer
    right
  6. Item
    Sensitive to hash collisions
    Answer
    right
Categories
Left
B+ Tree
Right
Hash Index
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