Define a complete binary tree?
Is bubble sort slow?
How is a queue works?
In an AVL tree, at what condition the balancing is to be done?
List out the advantages of using a linked list?
When new data are to be inserted into a data structure?
What are priority queues?
What are the parts of a linked list?
Can nsarray contain nil?
Can arraylist hold duplicates?
Is arraylist synchronized?
When will you use array over arraylist?
For which header list, the last node contains the null pointer?