Can hashmap store null values?
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create an singly linked lists and reverse the lists by interchanging the links and not the data?
What are data members?
Explain set interface?
Why we use arraylist instead of linked list?
What is linked list ?
What is heap tree explain with example?
State the rules to be followed during infix to prefix conversions?
Explain what do you mean by insertion sort, bubble sort and selection sort? Also, explain the differences among the functionalities of the three sorts.
What is the difference between 1d and 2d array?
Define data type and what are the types of data type?
What is huffman’s algorithm?
Draw a binary Tree for the expression : A * B - (C + D) * (P / Q)