Why arraylist is not efficient for manipulation?
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How does a treemap sort?
What is the difference between Array and Arraylist?
why do tree always takes o(log n) time?
What is the default value of Array?
Does arraylist extend list?
How memory is reserved using a declaration statement in data structure?
Why do we need algorithm?
What is a Breadth First Search? Give a few of its applications.
Can map contain duplicate keys?
Does treemap allow null values?
What is the difference between a stack and an array?
What is sorting explain?