Carl Zeiss Software Development Engineer Intern Interview Questions and Answers

The aptitude round was fair enough

It was a bit on a harder side for a graduate

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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2 problem was given to solve
1) Smallest Negative balance - -----%20America%20-%20Weekly%20Algorithm%20Challenges/Week%2021%20Algorithm%20Challenge/Smallest%20Negative%20Balance.md
2) Find the absolute difference between alpha & beta from the array.
Alpha -An element k in a array occurs k consecutive time
Beta - An element k in an array occurs k consecutive time starting from index k

Sample input
Arr[] = {2,2,2,4,4,4,4,1,2,2]
Output
Alpha - 3
Beta - 1
Absolute difference - 1

Note : consider array index starts with 1

• Q1. Add two linked list
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• Q2. Find shortest path in graph
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• Q1. Check tree is BST
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• Q2. Check substring palindrome or not
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Java theory questions and system questions with 2 DSA question

System design question with api designs

Basic C questions and microcontrollers

Leetcode Easy - mediums

• Q1. Count freq of elements in array
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• Q1. Selenium xpath and dynamic loading of elements
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• Q2. Java programs on strings
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• Q3. Test Ng architecture explain
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