KLA Associate Software Engineer Interview Questions and Answers

Aptitude and Logical Reasoning - 15MCQ's in 20min
Programming - 10MCQ's in 15min
Technical - 25MCQ's in 30min
Coding - 2qns in 45min

Q1. SQL queries - Joins, specific data retrieval
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Q2. OOP concepts with example code
Ans. 
OOP concepts involve encapsulation, inheritance, and polymorphism in object-oriented programming.
• Encapsulation: bundling data and methods that operate on the data into a single unit (class). Example: class Car { private String color; public void setColor(String c) { color = c; } }

• Inheritance: creating new classes based on existing classes, inheriting their attributes and methods. Example: class SUV extends Car { privat...read more
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Q3. String questions, swapping two numbers
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Q1. Situation based questions
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Aptitude, technical MCQs and c/c++ questions of medium type

Q1. 1. Given offset, find the indices of multi dimensional array 2. Bitwise operations coding 3. Structure padding 4. Code memory storage
Ans. 
Technical questions related to programming concepts and memory management.
• To find indices of a multi-dimensional array using offset, divide the offset by the size of each element and use the quotient as the index for the first dimension. Repeat this process for each dimension.

• Bitwise operations are used to manipulate individual bits in a binary number. Examples include AND, OR, XOR, and bit shifting.

• Structure padding i...read more
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Q1. Basic fundamentals of cs, dsa
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Q2. Puzzles, os concepts
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Q1. OOPS question to develop a fault-sensing algorithm in machines
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Q2. Debug array question in bubble sort
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General aptitude questions

Problem solving, solved 2 out of 3 questions

General topics were given in gd

Q1. Programming concepts
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Q2. Projects and coding round questions solved
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Technical plus aptitude based on domain you choose( pre placemt talks)

Q1. Communication theory , aptitude, electronics basics for firmware domain(screening)
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Q2. Coding related questions
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Q1. Circuits related practical questions
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Q1. General things only
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Questions on maths and reasoning

Q1. Find the number of pairs with difference equal to given value k
Ans. 
Count pairs in an array with a given difference
• Sort the array to easily find pairs

• Use two pointers approach to find pairs with difference equal to k

• Keep track of unique pairs to avoid duplicates
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Q2. C and C++ OOPs questions were asked
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Its basically a test comprising 32 mcq
12- logical reasoning
20- core C,DBMS, OS , Computer Networks

2 coding Questions

Q1. He just Gave me to design a React Page and removed all the starting code and gave me blank folder and asked to code all by myself
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Q2. He asked me SQL queries which was quite tough as its of nested queries
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