Can you override methods of arraylist?
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Is it possible to store null key and null values in a hashmap?
Explain what are the major data structures used in the rdbms?
What is a list in data structure?
Explain exception filter?
Which sorting is best in time complexity?
Describe the height term in a tree.
How efficient is binary search?
What do u mean by array?
Why is quicksort better than mergesort?
Classify the Hashing Functions based on the various methods by which the key value is found.
Why is hashmap faster than arraylist?
How would you sort words in a large file?