Cohesity SQA Engineer Interview Questions and Answers

Medium level leetcode questions and some apti very rare but.

Q1. Good practice of ds algo and os
Ans. 
Good practice of data structures, algorithms, and operating systems is essential for software engineers.
• Regularly practice coding challenges to improve problem-solving skills

• Understand the time and space complexity of algorithms

• Learn about different data structures and when to use them

• Familiarize yourself with operating system concepts like processes, threads, and memory management
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Q2. Is given tree bst or not?
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Q3. Check whether cycle in linked list.
Ans. 
Check for cycle in a linked list by using two pointers approach.
• Use two pointers, one moving at double the speed of the other.

• If there is a cycle, the two pointers will eventually meet.

• Alternatively, use a hash set to keep track of visited nodes.
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Binary search tree
Linked list

Q1. Project related
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Q2. Technologies used
Ans. 
I have experience with a variety of technologies including Java, Python, SQL, and JavaScript.
• Java

• Python

• SQL

• JavaScript
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100 minutes, there were 3 coding questions and some easy to medium level mcq on core subjects

Q1. Isomorphic string
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Q2. What you'll use to implement a playlist
Ans. 
A playlist can be implemented using an array of strings to store the list of songs.
• Use an array of strings to store the list of songs in the playlist

• Implement functions to add, remove, and shuffle songs in the playlist

• Consider using a linked list data structure for more efficient insertion and deletion operations
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