Quikr QA Engineer Interview Questions and Answers

3 coding questions on codility platform.

DSA Round 3 questions

Q1. LLD and CS Funda
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Q1. Managerial Round
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It was 2 coding questions of medium level

Q1. Longest substring with non repeating characters
Ans. 
Find the longest substring in a given string that does not contain any repeating characters.
• Use a sliding window approach to iterate through the string.

• Keep track of the characters seen so far using a set.

• Update the start and end indices of the window to find the longest substring.

• Return the length of the longest substring.
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Q2. Candy problem. There is similar question in geeks for geeks
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There were 2 questions to test our basic coding knowledge.

Q1. Some basic introduction followed by sort 2 arrays into a single array.
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Q1. Applications of various data structures.
Ans. 
Data structures are used in various applications like search algorithms, storage systems, and graph algorithms.
• Search algorithms like binary search use arrays and trees for efficient searching.

• Storage systems use data structures like hash tables and linked lists for organizing and accessing data.

• Graph algorithms like Dijkstra's algorithm use graphs and trees for solving complex problems.
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Q1. Some basic hr questions like tell me about yourself, what do you know about magicbricks,where do you see yourself in 5 years etc
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Q1. What are your strengths and weaknesses?
Ans. 
I excel in problem-solving and teamwork, but I sometimes struggle with time management under tight deadlines.
• Strength: Strong problem-solving skills - I enjoy tackling complex coding challenges, like optimizing algorithms for better performance.

• Strength: Effective teamwork - I thrive in collaborative environments, having successfully led a project with cross-functional teams.

• Weakness: Time management - I occasionally u...read more
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Q2. Solve the given question using Binary trees (code given herein), and walk us through your approach.
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Q3. Where do you see yourself in 5 years?
Ans. 
In five years, I envision myself as a lead software engineer, driving innovative projects and mentoring junior developers.
• I aim to lead a team on impactful projects, like developing scalable applications that enhance user experience.

• I plan to deepen my expertise in cloud technologies, contributing to projects that leverage AWS or Azure for better performance.

• I want to mentor junior engineers, sharing knowledge through ...read more
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Q1. What's policy bazar and What's insurance
Ans. 
Policy Bazaar is an online platform for comparing and purchasing insurance policies.
• Policy Bazaar is an Indian online insurance aggregator that allows users to compare and purchase insurance policies from various companies.

• Insurance is a contract between an individual and an insurance company, where the individual pays a premium in exchange for financial protection against potential losses or damages.

• Types of insurance...read more
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Ask you some basic questions like introduce yourself?

In this round they ask about their company and purpose?

Q1. Finally at this stage they will give you a topic and and you have to explain with in 1 min
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Q2. What is sales? What is insurance? Why you want to join policy bazar
Ans. 
Sales is the process of convincing a potential customer to buy a product or service. Insurance is a contract between an individual and an insurance company to protect against financial loss.
• Sales involves identifying potential customers, understanding their needs, and persuading them to make a purchase.

• Insurance provides financial protection against unexpected events such as accidents, illnesses, or natural disasters.

• P...read more
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Q3. Why should we hire you
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Hackerrank LeetCode 2 Hard questions and 1 medium