KLA Senior Executive Interview Questions and Answers

Coding questions on Strings, Array and basic data structures followed by design discussion.

Q1. Pure C++ design and other principles.
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Q1. General HR questions.
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Q1. OOPS questions , project related questions , linked list , trees
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Q2. Verilog coding questions
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Q3. Digital electronics and signal ans systems
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Q1. Macros in depth , technical c++ and dsa questions , verilog coding
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Q2. Project related questions , general design questions
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Longest common string prefix
street robber

It was related to electrical

Q1. Analog circuits related
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Q2. Digital circuits related
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60 questions - 20 aptitude, 20 CS fundamentals, 20 coding basics

Q1. Next Greater Element for Each Element in an Array
Ans. 
Find the next greater element for each element in an array.
• Use a stack to keep track of elements without a next greater element.

• Iterate through the array and compare elements with the top of the stack.

• Update the stack with the current element if it is greater than the top element.
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Q2. Binary Search in Sorted Rotated Array - No Duplicates
Ans. 
Binary search in a sorted rotated array with no duplicates.
• Find the pivot point where the array is rotated.

• Determine which half of the array to search based on the target value and pivot point.

• Perform binary search in the selected half of the array.
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Q3. Binary Search in Sorted Rotated Array - Duplicates Present
Ans. 
Binary search in a sorted rotated array with duplicates present.
• Perform a modified binary search by checking both ends of the array for duplicates

• Handle cases where duplicates are present at the start, end, or middle of the array

• Consider cases where the array is rotated multiple times
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Q1. What happens if software is not meeting the quality what will you do?
Ans. 
If software is not meeting quality standards, I will identify the root cause, work with the team to address the issues, and implement corrective actions.
• Identify the root cause of the quality issues through thorough testing and analysis

• Collaborate with the development team to address the identified issues

• Implement corrective actions such as code refactoring, additional testing, or process improvements

• Monitor the softwa...read more
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Q2. Difficult conflict situation you have faced earlier
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Longest common string prefix
street robber