Real questions from top companies
Reverse a Linked List - implement solution for singly linked list
Reverse a string with special characters preserved.
S3 Cleanup Command - write script for managing and cleaning up outdated S3 objects
Shell: how to run jobs/scripts in the background?
Solve a regex problem
Solve for the Kth smallest element in a Binary Search Tree.
Solve the Dutch National Flag problem in one pass. How would you handle it?
Sort and merge arrays
Spark Coding: Using explode() Function to flatten nested arrays
Stuff Function for XML Usages
TCP Protocol Functionality
The transient Keyword in Java
Trapping Rain Water - calculate amount of water trapped between array elements
Unix scripting in data engineering?
Using BashOperator to Trigger Python Script with Arguments
Virtual Environment in Python
What are Azure Functions Durable Functions, and how do they differ from regular Azure Functions?
What are docstrings? Use examples.
What are the key differences between interfaces and abstract classes in Java?
What happens if the run() method in a Thread class is not overridden?
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