Telephonic 60 mins round – Serialize and deserialize a binary tree /bst
Culture fit round . About previous work and about all the points in resume. What kind of problems and learning from the previous work. Interviewer was 20 yrs experienced and very friendly.
Tree Construction using provided in order traversal
Given an unsorted array, we can not perform arr[i] = value . Only reversing all the elements from 0 to inorder. How to sort
Reverse Singly Linked list
Iterative in order traversal
Multiply two numbers without using * and only be using bitwise operations
Some kind of tree rotation
2 5 TO 4 2
3 4 5 1
Explain an issue/project
How does the garbage collector de-allocate the space
- Drilling down every point in resume.
- Explain how you debug code in your company tools and extra
- Interviewer wanted to ask some questions related to the Unix/Linux but did not as I don’t have related experience
- Many questions about JVM
- When will JVM Out of memory occurs ?
- Do you do any custom garbage collection in current company ?
- What happens when you type google.com in the browser, what are the different protocols involved ?