Are collections thread safe?
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what is traversal in linked lists?
State the difference between primitive and non-primitive data types?
State the demerits of linked representation of binary trees?
What is the minimum number of nodes that a binary tree can have?
List out few of the Application of tree data-structure?
Why do we use hashset?
Is hashmap synchronized?
What are the different types of sorting? Explain the difference between them.
Do you know what is linear search?
What is the use of hashtable?
How many null values are allowed in a set?
What is array and its types in data structure?