Differentiate between hashset and hashmap.
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What is breadth first tree?
What is sequential mapping in data structure?
For addition and deletion. Which one is most preferred: array list or linked list?
What is the time complexity of hashmap get () and put () method?
Explain what is linear search?
What do you mean by Syntax Error
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Give a good data structure for having n queues ( n not fixed) in a finite memory segment. You can have some data-structure separate for each queue. Try to use at least 90% of the memory space.
Are sets sorted?
Differentiate between iterable and iterator.
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What do you mean by rehashing?