What is difference between map and hashmap?
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What are the four types of variables?
How does the size of arraylist increases dynamically?
What are trees in data structures?
What does arraylist remove return?
What is structured data with example?
How do you perform a merge sort?
What do you mean by data types?
Will this code give error if I try to add two heterogeneous elements in the arraylist? And why?
Now you are given an array of a characters (both ASCII and Kanji) and, an index into the array. The index points to the start of some character. Now you need to write a function to do a backspace (i.e. delete the character before the given index).
What does a bubble chart show?
Explain binary tree traversals?
What are examples of data structures?