If the keys are known to be random real numbers k independently and uniformly distributed in the range 0<=k<=1, the hash function which satisfies the condition of simple uniform hashing is
h(k)= lowerbound(km).
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What is the advantage of a hash table over BST?
Ahash table has a better average time complexity for performing insert, delete and search operations
Hash table and BST both are examples of data structures. Hash table has an advantage that it has a better time complexity for performing insert, delete and search operations.
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What is the disadvantage of BST over the hash table?
ABST is easier to implement
BBST can get the keys sorted by just performing inorder traversal
CTime complexity of hash table in inserting, searching and deleting is less than that of BST
BST has an advantage that it is easier to implement, can get the keys sorted by just performing in-order traversal and can perform range query easily. Hash table has lesser time complexity for performing insert, delete and search operations.
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Which of the following technique stores data separately in case of a collision?
There are two methods of handling collisions in a hash table:- open addressing and separate chaining. Open addressing requires more computation as compared to separate chaining.
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In open addressing the hash table can never become full.
There are two methods of handling collisions in a hash table:- open addressing and separate chaining. In open addressing the hash table can become full.
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A good hash approach is to derive the hash value that is expected to be dependent of any patterns that might exist in the data.
The given character string can be interpreted as (112,116) (Ascii values) then expressed as a radix-128 integer, hence the value is 112*128 + 116 = 14452.
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What is the hash function used in the division method?
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