Question
Python's built-in dict (dictionary) data structure is
typically implemented using a hash table. What is the average-case time complexity for get, set, and del operations in a Python dictionary?Solution
Python's dict is implemented as a hash table. On average, operations like get, set (insertion/update), and del (deletion) have a constant time complexity, O(1), assuming a good hash function and effective collision resolution.
Four of the following are alike in a certain way. Who among the following one does not belong to the group?
Answer the questions based on the information given below.
Seven persons Suresh, Manav, Vinita, Krisha, Harsh, Gargi and Varun are in the famil...
How is G related to E?
'A + B' means 'A is the wife of B'.
'A – B' means 'A is the father of B'.
'A × B' means 'A is the brother of B'.
'A ÷ B'...
____ is the mother of N.
How is P related to Q?
Who among the following is the mother of G?
Pointing to a photograph of Pankaj, Tarun said. "The mother of his sister is the wife of my wife's father". How is Tarun related to Pankaj?
Answer the questions based on the information given below .
There are seven persons D, E, F, G, H, I and J in a family of three generations. D i...
Answer the questions based on the information given below.
There are eight persons F, G, H, I, J, K, L, and M in a family of three generations....
