What are the notations used in Evaluation of Arithmetic Expressions using prefix and postfix forms?
What is concurrentlinkeddeque?
What is a directed graph?
Differentiate between arraylist and vector.
Which is better hashmap or hashtable?
Questions related to arrays, such as given a 2 integer array, find the common elements.
Why is data structure important?
What do you mean by level of the tree?
What is a list in data structure?
Which collection is fail safe?
What are the advantages of bubble sort?
Explain stacks and queues in detail.
How does the bubble sort work?