Western Digital (SanDisk) Interview Experience

Round 1:

Coding test

Round 2:

Technical Round:

• Sorting Question like: https://www.w3wiki.net/problems/binary-array-sorting-1587115620/1
• Projects in Detail
• DBMS AND SQL Queries
• Join Operation
• Asked about React as my project was in React.

Round 3:

Technical/HR:

• Recursion uses what type of Data Structure?
• Binary Search Tree, why Binary Search Tree better than linear Data Structures.
• The condition under which binary search tree behaves like Array.
•  AVL Search Tree, why the need for AVL Search trees developed.
•  B+ Tree

Tip: Go through your projects thoroughly, you should know about DBMS and Trees.