ivy Senior Sdet Engineer Interview Questions and Answers

2 Coding questions - medium to hard

Q1. Questions on scalable systems.
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Q2. Medium level DSA questions.
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Q1. Questions on SQL
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Q2. Implement LFU using OOPs concepts from scratch.
Ans. 
Implement LFU cache using OOPs concepts
• Create a class for LFU cache with methods like get, put, and remove

• Use a hashmap to store key-value pairs and a hashmap to store frequency of each key

• Implement a doubly linked list to store keys with the same frequency
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Q1. Solids conceps of oops , recurssion problem
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Solid understanding of OOP concepts and recursion problem-solving skills are essential for a Senior SDET Software Engineer role.
• OOP concepts include encapsulation, inheritance, polymorphism, and abstraction.

• Recursion is a technique where a function calls itself to solve a problem.

• Understanding how to break down a problem into smaller subproblems and solve them recursively is key.

• Examples of recursion problems include f...read more
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In given array find sum of 3 number equal to targetsum

Aptitude and coding round, one coding question and others are computer fundamentals

Q1. Return true if Subarray is present whose sum is 0
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Q2. Project, oops, dbms
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Q1. Subarray sun equal to k
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Q2. Project, oops, dbms
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Q1. Did not got slected i answered all still
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Q1. Work Experience?
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Q2. Questions Regarding CV ?
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Q3. Question on Xpath (Selenium)
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Q4. Questions on Python basic coding
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Q5. Questions on API Testing
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Q1) Write a functions to perform all CRUD in api.
Q2) Given two sorted list
ar1 =[1,2,3,4,7,7,12,18,19]
ar2 = [3, 4, 7, 7,14, 18, 19]

You can add and find largest sum but you can switch when ar1 and ar2 have same numbers.

Solution: you can base your solution on merge algo and recursively call your function to return largest sum possible.

Q1. Intro of yourself
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Q1. Leetcode Interview Question company tag atlassian. Some modifications of those
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Q1. Design a web crawler
Ans. 
Design a web crawler to fetch and index web pages
• Start by defining the scope of the crawler (e.g. which websites to crawl)

• Implement a system to fetch web pages using HTTP requests

• Parse the HTML content to extract relevant information (e.g. links, text)

• Store the extracted data in a database or index for later retrieval

• Implement a scheduling mechanism to prioritize and manage the crawling process
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Frequency array, java collection, missing number

Leet code questions related to string manipulation and arrays

Logical coding on maps and trees