What is the Role of push() and pop() method?
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What is inplace sorting?
Do you know what is linear search?
What is data structure what is need of it?
Is linkedlist thread safe?
If you have to store one lakh objects, what will be a better option- a hash map or an array list?
What is the complexity of arrays sort?
What is stack and its operations?
Which interfaces are implemented by linkedhashset?
example of linear and non-linear data structures?
What is the use of substring?
How many passes does bubble sort need?
Why heap sort is not used?