What is the minimum number of queues that can be used to implement a priority queue?
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Define in brief an array. What are the types of array operations?
Which sorting technique is best?
Which is better selection or bubble sort?
Explain set interface?
Can we use Generics with the array?
Why do we use stacks?
Name the areas in which you can apply data structures extensively?
What is difference between array and arraylist?
What are skew trees? For a tree with 4 nodes draw all possible binary? Generalize for n nodes how many binary trees can be drawn?
What is link list in data structure?
Explain about map and their types?
Is arraylist fail fast?